LeetCode Progress Report


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Random pick

ID Title Tags Difficulty C++ Solutions
1 Two Sum
Array Hash Table
Solution
2 Add Two Numbers
Linked List Math
⚠⚠ Solution
3 Longest Substring Without Repeating Characters
String Hash Table Sliding Window
⚠⚠ Solution
4 Median of Two Sorted Arrays
Binary Search
⚠⚠⚠ Solution
5 Longest Palindromic Substring
String Palindrome Manacher's algorithm
⚠⚠ Solution
6 Zigzag Conversion
String
⚠⚠ Solution
7 Reverse Integer
String
⚠⚠ Solution
8 String to Integer (atoi)
String
⚠⚠ Solution
9 Palindrome Number
Palindrome Math
Solution
10 Regular Expression Matching
String Dynamic Programming
⚠⚠⚠ Solution
11 Container With Most Water
⚠⚠ Solution
12 Integer to Roman
⚠⚠ Solution
13 Roman to Integer
Solution
14 Longest Common Prefix
Solution
15 3Sum
⚠⚠ Solution
16 3Sum Closest
⚠⚠ Solution
17 Letter Combinations of a Phone Number
⚠⚠ Solution
18 4Sum
⚠⚠ Solution
19 Remove Nth Node From End of List
⚠⚠ Solution
20 Valid Parentheses
Solution
21 Merge Two Sorted Lists
Solution
22 Generate Parentheses
⚠⚠ Solution
23 Merge k Sorted Lists
⚠⚠⚠ Solution
24 Swap Nodes in Pairs
⚠⚠ Solution
25 Reverse Nodes in k-Group
⚠⚠⚠ Solution
26 Remove Duplicates from Sorted Array
Solution
27 Remove Element
Solution
28 Find the Index of the First Occurrence in a String
Solution
29 Divide Two Integers
⚠⚠ Solution
30 Substring with Concatenation of All Words
⚠⚠⚠ Solution
31 Next Permutation
⚠⚠ Solution
32 Longest Valid Parentheses
⚠⚠⚠ Solution
33 Search in Rotated Sorted Array
⚠⚠ Solution
34 Find First and Last Position of Element in Sorted Array
⚠⚠ Solution
35 Search Insert Position
Solution
36 Valid Sudoku
⚠⚠ Solution
37 Sudoku Solver
⚠⚠⚠ Solution
38 Count and Say
⚠⚠ Solution
39 Combination Sum
⚠⚠ Solution
40 Combination Sum II
⚠⚠ Solution
41 First Missing Positive
⚠⚠⚠ Solution
42 Trapping Rain Water
⚠⚠⚠ Solution
43 Multiply Strings
⚠⚠ Solution
44 Wildcard Matching
⚠⚠⚠ Solution
45 Jump Game II
⚠⚠ Solution
46 Permutations
⚠⚠ Solution
47 Permutations II
⚠⚠ Solution
48 Rotate Image
⚠⚠ Solution
49 Group Anagrams
⚠⚠ Solution
50 Pow(x, n)
⚠⚠ Solution
51 N-Queens
⚠⚠⚠ Solution
52 N-Queens II
⚠⚠⚠ Solution
53 Maximum Subarray
⚠⚠ Solution
54 Spiral Matrix
⚠⚠ Solution
55 Jump Game
⚠⚠ Solution
56 Merge Intervals
⚠⚠ Solution
57 Insert Interval
⚠⚠ Solution
58 Length of Last Word
Solution
59 Spiral Matrix II
⚠⚠ Solution
60 Permutation Sequence
⚠⚠⚠ Solution
61 Rotate List
⚠⚠ Solution
62 Unique Paths
⚠⚠ Solution
63 Unique Paths II
⚠⚠ Solution
64 Minimum Path Sum
⚠⚠ Solution
65 Valid Number
⚠⚠⚠ Solution
66 Plus One
Solution
67 Add Binary
Solution
68 Text Justification
⚠⚠⚠ Solution
69 Sqrt(x)
Solution
70 Climbing Stairs
Solution
71 Simplify Path
⚠⚠ Solution
72 Edit Distance
⚠⚠ Solution
73 Set Matrix Zeroes
⚠⚠ Solution
74 Search a 2D Matrix
⚠⚠ Solution
75 Sort Colors
⚠⚠ Solution
76 Minimum Window Substring
⚠⚠⚠ Solution
77 Combinations
⚠⚠ Solution
78 Subsets
⚠⚠ Solution
79 Word Search
⚠⚠ Solution
80 Remove Duplicates from Sorted Array II
⚠⚠ Solution
81 Search in Rotated Sorted Array II
⚠⚠ Solution
82 Remove Duplicates from Sorted List II
⚠⚠ Solution
83 Remove Duplicates from Sorted List
Solution
84 Largest Rectangle in Histogram
⚠⚠⚠ Solution
85 Maximal Rectangle
⚠⚠⚠ Solution
86 Partition List
⚠⚠ Solution
87 Scramble String
⚠⚠⚠ Solution
88 Merge Sorted Array
Solution
89 Gray Code
⚠⚠ Solution
90 Subsets II
⚠⚠ Solution
91 Decode Ways
⚠⚠ Solution
92 Reverse Linked List II
⚠⚠ Solution
93 Restore IP Addresses
⚠⚠ Solution
94 Binary Tree Inorder Traversal
Solution
95 Unique Binary Search Trees II
⚠⚠ Solution
96 Unique Binary Search Trees
⚠⚠ Solution
97 Interleaving String
⚠⚠ Solution
98 Validate Binary Search Tree
⚠⚠ Solution
99 Recover Binary Search Tree
⚠⚠ Solution
100 Same Tree
Solution
101 Symmetric Tree
Solution
102 Binary Tree Level Order Traversal
⚠⚠ Solution
103 Binary Tree Zigzag Level Order Traversal
⚠⚠ Solution
104 Maximum Depth of Binary Tree
Solution
105 Construct Binary Tree from Preorder and Inorder Traversal
⚠⚠ Solution
106 Construct Binary Tree from Inorder and Postorder Traversal
⚠⚠ Solution
107 Binary Tree Level Order Traversal II
⚠⚠ Solution
108 Convert Sorted Array to Binary Search Tree
Solution
109 Convert Sorted List to Binary Search Tree
⚠⚠ Solution
110 Balanced Binary Tree
Solution
111 Minimum Depth of Binary Tree
Solution
112 Path Sum
Solution
113 Path Sum II
⚠⚠ Solution
114 Flatten Binary Tree to Linked List
⚠⚠ Solution
115 Distinct Subsequences
⚠⚠⚠ Solution
116 Populating Next Right Pointers in Each Node
⚠⚠ Solution
117 Populating Next Right Pointers in Each Node II
⚠⚠ Solution
118 Pascal's Triangle
Solution
119 Pascal's Triangle II
Solution
120 Triangle
⚠⚠ Solution
121 Best Time to Buy and Sell Stock
Solution
122 Best Time to Buy and Sell Stock II
⚠⚠ Solution
123 Best Time to Buy and Sell Stock III
⚠⚠⚠ Solution
124 Binary Tree Maximum Path Sum
⚠⚠⚠ Solution
125 Valid Palindrome
Solution
126 Word Ladder II
⚠⚠⚠ Solution
127 Word Ladder
⚠⚠⚠ Solution
128 Longest Consecutive Sequence
⚠⚠ Solution
129 Sum Root to Leaf Numbers
⚠⚠ Solution
130 Surrounded Regions
⚠⚠ Solution
131 Palindrome Partitioning
⚠⚠ Solution
132 Palindrome Partitioning II
⚠⚠⚠ Solution
133 Clone Graph
⚠⚠ Solution
134 Gas Station
⚠⚠ Solution
135 Candy
⚠⚠⚠ Solution
136 Single Number
Solution
137 Single Number II
⚠⚠ Solution
138 Copy List with Random Pointer
⚠⚠ Solution
139 Word Break
⚠⚠ Solution
140 Word Break II
⚠⚠⚠ Solution
141 Linked List Cycle
Solution
142 Linked List Cycle II
⚠⚠ Solution
143 Reorder List
⚠⚠ Solution
144 Binary Tree Preorder Traversal
Solution
145 Binary Tree Postorder Traversal
Solution
146 LRU Cache
⚠⚠ Solution
147 Insertion Sort List
⚠⚠ Solution
148 Sort List
⚠⚠ Solution
149 Max Points on a Line
⚠⚠⚠ Solution
150 Evaluate Reverse Polish Notation
⚠⚠ Solution
151 Reverse Words in a String
⚠⚠ Solution
152 Maximum Product Subarray
⚠⚠ Solution
153 Find Minimum in Rotated Sorted Array
⚠⚠ Solution
154 Find Minimum in Rotated Sorted Array II
⚠⚠⚠ Solution
155 Min Stack
⚠⚠ Solution
160 Intersection of Two Linked Lists
Solution
162 Find Peak Element
⚠⚠ Solution
164 Maximum Gap
⚠⚠ Solution
165 Compare Version Numbers
⚠⚠ Solution
166 Fraction to Recurring Decimal
⚠⚠ Solution
167 Two Sum II - Input Array Is Sorted
⚠⚠ Solution
168 Excel Sheet Column Title
Solution
169 Majority Element
Solution
171 Excel Sheet Column Number
Solution
172 Factorial Trailing Zeroes
⚠⚠ Solution
173 Binary Search Tree Iterator
⚠⚠ Solution
174 Dungeon Game
⚠⚠⚠ Solution
179 Largest Number
⚠⚠ Solution
187 Repeated DNA Sequences
⚠⚠ Solution
188 Best Time to Buy and Sell Stock IV
⚠⚠⚠ Solution
189 Rotate Array
⚠⚠ Solution
190 Reverse Bits
Solution
191 Number of 1 Bits
Solution
198 House Robber
⚠⚠ Solution
199 Binary Tree Right Side View
⚠⚠ Solution
200 Number of Islands
⚠⚠ Solution
201 Bitwise AND of Numbers Range
⚠⚠ Solution
202 Happy Number
Solution
203 Remove Linked List Elements
Solution
204 Count Primes
⚠⚠ Solution
205 Isomorphic Strings
Solution
206 Reverse Linked List
Solution
207 Course Schedule
⚠⚠ Solution
208 Implement Trie (Prefix Tree)
⚠⚠ Solution
209 Minimum Size Subarray Sum
⚠⚠ Solution
210 Course Schedule II
⚠⚠ Solution
211 Design Add and Search Words Data Structure
⚠⚠ Solution
212 Word Search II
⚠⚠⚠ Solution
213 House Robber II
⚠⚠ Solution
214 Shortest Palindrome
⚠⚠⚠ Solution
215 Kth Largest Element in an Array
⚠⚠ Solution
216 Combination Sum III
⚠⚠ Solution
217 Contains Duplicate
Solution
218 The Skyline Problem
⚠⚠⚠ Solution
219 Contains Duplicate II
Solution
220 Contains Duplicate III
⚠⚠⚠ Solution
221 Maximal Square
⚠⚠ Solution
222 Count Complete Tree Nodes
Solution
223 Rectangle Area
⚠⚠ Solution
224 Basic Calculator
⚠⚠⚠ Solution
225 Implement Stack using Queues
Solution
226 Invert Binary Tree
Solution
227 Basic Calculator II
⚠⚠ Solution
228 Summary Ranges
Solution
229 Majority Element II
⚠⚠ Solution
230 Kth Smallest Element in a BST
⚠⚠ Solution
231 Power of Two
Solution
232 Implement Queue using Stacks
Solution
233 Number of Digit One
⚠⚠⚠ Solution
234 Palindrome Linked List
Solution
235 Lowest Common Ancestor of a Binary Search Tree
⚠⚠ Solution
236 Lowest Common Ancestor of a Binary Tree
⚠⚠ Solution
237 Delete Node in a Linked List
⚠⚠ Solution
238 Product of Array Except Self
⚠⚠ Solution
239 Sliding Window Maximum
⚠⚠⚠ Solution
240 Search a 2D Matrix II
⚠⚠ Solution
241 Different Ways to Add Parentheses
⚠⚠ Solution
242 Valid Anagram
Solution
257 Binary Tree Paths
Solution
258 Add Digits
Solution
260 Single Number III
⚠⚠ Solution
263 Ugly Number
Solution
264 Ugly Number II
⚠⚠ Solution
268 Missing Number
Solution
273 Integer to English Words
⚠⚠⚠ Solution
274 H-Index
⚠⚠ Solution
275 H-Index II
⚠⚠ Solution
278 First Bad Version
Solution
279 Perfect Squares
⚠⚠ Solution
282 Expression Add Operators
⚠⚠⚠ Solution
283 Move Zeroes
Solution
284 Peeking Iterator
⚠⚠ Solution
287 Find the Duplicate Number
⚠⚠ Solution
289 Game of Life
⚠⚠ Solution
290 Word Pattern
Solution
292 Nim Game
Solution
295 Find Median from Data Stream
Heap
⚠⚠⚠ Solution
297 Serialize and Deserialize Binary Tree
⚠⚠⚠ Solution
299 Bulls and Cows
⚠⚠ Solution
300 Longest Increasing Subsequence
⚠⚠ Solution
301 Remove Invalid Parentheses
⚠⚠⚠ Solution
303 Range Sum Query - Immutable
Solution
304 Range Sum Query 2D - Immutable
⚠⚠ Solution
306 Additive Number
⚠⚠ Solution
307 Range Sum Query - Mutable
⚠⚠ Solution
309 Best Time to Buy and Sell Stock with Cooldown
⚠⚠ Solution
310 Minimum Height Trees
⚠⚠ Solution
312 Burst Balloons
⚠⚠⚠ Solution
313 Super Ugly Number
⚠⚠ Solution
315 Count of Smaller Numbers After Self
⚠⚠⚠ Solution
316 Remove Duplicate Letters
⚠⚠ Solution
318 Maximum Product of Word Lengths
⚠⚠ Solution
319 Bulb Switcher
⚠⚠ Solution
321 Create Maximum Number
⚠⚠⚠ Solution
322 Coin Change
⚠⚠ Solution
324 Wiggle Sort II
⚠⚠ Solution
326 Power of Three
Solution
327 Count of Range Sum
⚠⚠⚠ Solution
328 Odd Even Linked List
⚠⚠ Solution
329 Longest Increasing Path in a Matrix
⚠⚠⚠ Solution
330 Patching Array
⚠⚠⚠ Solution
331 Verify Preorder Serialization of a Binary Tree
⚠⚠ Solution
332 Reconstruct Itinerary
⚠⚠⚠ Solution
334 Increasing Triplet Subsequence
⚠⚠ Solution
335 Self Crossing
⚠⚠⚠ Solution
336 Palindrome Pairs
⚠⚠⚠ Solution
337 House Robber III
⚠⚠ Solution
338 Counting Bits
Solution
341 Flatten Nested List Iterator
⚠⚠ Solution
342 Power of Four
Solution
343 Integer Break
⚠⚠ Solution
344 Reverse String
Solution
345 Reverse Vowels of a String
Solution
347 Top K Frequent Elements
⚠⚠ Solution
349 Intersection of Two Arrays
Solution
350 Intersection of Two Arrays II
Solution
352 Data Stream as Disjoint Intervals
⚠⚠⚠ Solution
354 Russian Doll Envelopes
⚠⚠⚠ Solution
355 Design Twitter
⚠⚠ Solution
357 Count Numbers with Unique Digits
⚠⚠ Solution
363 Max Sum of Rectangle No Larger Than K
⚠⚠⚠ Solution
365 Water and Jug Problem
⚠⚠ Solution
367 Valid Perfect Square
Solution
368 Largest Divisible Subset
⚠⚠ Solution
371 Sum of Two Integers
⚠⚠ Solution
372 Super Pow
⚠⚠ Solution
373 Find K Pairs with Smallest Sums
⚠⚠ Solution
374 Guess Number Higher or Lower
Solution
375 Guess Number Higher or Lower II
⚠⚠ Solution
376 Wiggle Subsequence
⚠⚠ Solution
377 Combination Sum IV
⚠⚠ Solution
378 Kth Smallest Element in a Sorted Matrix
⚠⚠ Solution
380 Insert Delete GetRandom O(1)
⚠⚠ Solution
381 Insert Delete GetRandom O(1) - Duplicates allowed
⚠⚠⚠ Solution
382 Linked List Random Node
⚠⚠ Solution
383 Ransom Note
-
384 Shuffle an Array
⚠⚠ Solution
385 Mini Parser
⚠⚠ Solution
386 Lexicographical Numbers
⚠⚠ Solution
387 First Unique Character in a String
Solution
388 Longest Absolute File Path
⚠⚠ Solution
389 Find the Difference
Solution
390 Elimination Game
⚠⚠ Solution
391 Perfect Rectangle
⚠⚠⚠ Solution
392 Is Subsequence
Solution
393 UTF-8 Validation
⚠⚠ Solution
394 Decode String
⚠⚠ Solution
395 Longest Substring with At Least K Repeating Characters
⚠⚠ Solution
396 Rotate Function
⚠⚠ Solution
397 Integer Replacement
⚠⚠ Solution
398 Random Pick Index
⚠⚠ Solution
399 Evaluate Division
⚠⚠ Solution
400 Nth Digit
⚠⚠ Solution
401 Binary Watch
Solution
402 Remove K Digits
⚠⚠ Solution
403 Frog Jump
⚠⚠⚠ Solution
404 Sum of Left Leaves
Solution
405 Convert a Number to Hexadecimal
Solution
406 Queue Reconstruction by Height
⚠⚠ Solution
407 Trapping Rain Water II
⚠⚠⚠ Solution
409 Longest Palindrome
Solution
410 Split Array Largest Sum
⚠⚠⚠ Solution
412 Fizz Buzz
Solution
413 Arithmetic Slices
⚠⚠ Solution
414 Third Maximum Number
Solution
415 Add Strings
Solution
416 Partition Equal Subset Sum
⚠⚠ Solution
417 Pacific Atlantic Water Flow
⚠⚠ Solution
419 Battleships in a Board
⚠⚠ Solution
420 Strong Password Checker
⚠⚠⚠ Solution
421 Maximum XOR of Two Numbers in an Array
⚠⚠ Solution
423 Reconstruct Original Digits from English
⚠⚠ Solution
424 Longest Repeating Character Replacement
⚠⚠ Solution
427 Construct Quad Tree
⚠⚠ Solution
429 N-ary Tree Level Order Traversal
⚠⚠ Solution
430 Flatten a Multilevel Doubly Linked List
⚠⚠ Solution
432 All O`one Data Structure
⚠⚠⚠ Solution
433 Minimum Genetic Mutation
⚠⚠ Solution
434 Number of Segments in a String
Solution
435 Non-overlapping Intervals
⚠⚠ Solution
436 Find Right Interval
⚠⚠ Solution
437 Path Sum III
⚠⚠ Solution
438 Find All Anagrams in a String
⚠⚠ Solution
440 K-th Smallest in Lexicographical Order
⚠⚠⚠ Solution
441 Arranging Coins
Solution
442 Find All Duplicates in an Array
⚠⚠ Solution
443 String Compression
⚠⚠ Solution
445 Add Two Numbers II
Linked List Math
⚠⚠ Solution
446 Arithmetic Slices II - Subsequence
⚠⚠⚠ Solution
447 Number of Boomerangs
Hash Table Math
⚠⚠ Solution
448 Find All Numbers Disappeared in an Array
Hash Table
Solution
449 Serialize and Deserialize BST
BST
⚠⚠ Solution
450 Delete Node in a BST
⚠⚠ Solution
451 Sort Characters By Frequency
string
⚠⚠ Solution
452 Minimum Number of Arrows to Burst Balloons
⚠⚠ Solution
453 Minimum Moves to Equal Array Elements
⚠⚠ Solution
454 4Sum II
⚠⚠ Solution
455 Assign Cookies
Solution
456 132 Pattern
⚠⚠ Solution
457 Circular Array Loop
⚠⚠ Solution
458 Poor Pigs
⚠⚠⚠ Solution
459 Repeated Substring Pattern
String KMP
Solution
460 LFU Cache
⚠⚠⚠ Solution
461 Hamming Distance
Bitwise
Solution
462 Minimum Moves to Equal Array Elements II
⚠⚠ Solution
463 Island Perimeter
Solution
464 Can I Win
⚠⚠ Solution
466 Count The Repetitions
String Dynamic Programming
⚠⚠⚠ Solution
467 Unique Substrings in Wraparound String
String Dynamic Programming
⚠⚠ Solution
468 Validate IP Address
⚠⚠ Solution
470 Implement Rand10() Using Rand7()
Math
⚠⚠ Solution
472 Concatenated Words
⚠⚠⚠ -
473 Matchsticks to Square
Dynamic Programming Bitmask
⚠⚠ Solution
474 Ones and Zeroes
⚠⚠ Solution
475 Heaters
Binary Search
⚠⚠ Solution
476 Number Complement
Solution
477 Total Hamming Distance
Bitwise
⚠⚠ Solution
478 Generate Random Point in a Circle
⚠⚠ Solution
479 Largest Palindrome Product
⚠⚠⚠ -
480 Sliding Window Median
Heap Lazy Deletion
⚠⚠⚠ Solution
481 Magical String
⚠⚠ Solution
482 License Key Formatting
Solution
483 Smallest Good Base
⚠⚠⚠ -
485 Max Consecutive Ones
Solution
486 Predict the Winner
⚠⚠ Solution
488 Zuma Game
⚠⚠⚠ -
491 Non-decreasing Subsequences
⚠⚠ Solution
492 Construct the Rectangle
Math
Solution
493 Reverse Pairs
Merge Sort
⚠⚠⚠ Solution
494 Target Sum
Dynamic Programming
⚠⚠ Solution
495 Teemo Attacking
Solution
496 Next Greater Element I
Stack
Solution
497 Random Point in Non-overlapping Rectangles
⚠⚠ Solution
498 Diagonal Traverse
⚠⚠ Solution
500 Keyboard Row
Solution
501 Find Mode in Binary Search Tree
Solution
502 IPO
Greedy Algorithm Heap
⚠⚠⚠ Solution
503 Next Greater Element II
Stack
⚠⚠ Solution
504 Base 7
Math
Solution
506 Relative Ranks
Queue
Solution
507 Perfect Number
-
508 Most Frequent Subtree Sum
⚠⚠ -
509 Fibonacci Number
-
513 Find Bottom Left Tree Value
⚠⚠ -
514 Freedom Trail
⚠⚠⚠ -
515 Find Largest Value in Each Tree Row
⚠⚠ -
516 Longest Palindromic Subsequence
⚠⚠ -
517 Super Washing Machines
⚠⚠⚠ -
518 Coin Change II
⚠⚠ -
519 Random Flip Matrix
⚠⚠ -
520 Detect Capital
-
521 Longest Uncommon Subsequence I
-
522 Longest Uncommon Subsequence II
⚠⚠ -
523 Continuous Subarray Sum
⚠⚠ -
524 Longest Word in Dictionary through Deleting
⚠⚠ -
525 Contiguous Array
⚠⚠ -
526 Beautiful Arrangement
⚠⚠ -
528 Random Pick with Weight
⚠⚠ -
529 Minesweeper
⚠⚠ -
530 Minimum Absolute Difference in BST
-
532 K-diff Pairs in an Array
⚠⚠ -
535 Encode and Decode TinyURL
⚠⚠ -
537 Complex Number Multiplication
⚠⚠ -
538 Convert BST to Greater Tree
⚠⚠ -
539 Minimum Time Difference
⚠⚠ -
540 Single Element in a Sorted Array
⚠⚠ -
541 Reverse String II
-
542 01 Matrix
⚠⚠ -
543 Diameter of Binary Tree
-
546 Remove Boxes
⚠⚠⚠ -
547 Number of Provinces
⚠⚠ -
551 Student Attendance Record I
-
552 Student Attendance Record II
⚠⚠⚠ -
553 Optimal Division
⚠⚠ -
554 Brick Wall
⚠⚠ -
556 Next Greater Element III
⚠⚠ -
557 Reverse Words in a String III
-
558 Logical OR of Two Binary Grids Represented as Quad-Trees
⚠⚠ -
559 Maximum Depth of N-ary Tree
-
560 Subarray Sum Equals K
⚠⚠ -
561 Array Partition
-
563 Binary Tree Tilt
-
564 Find the Closest Palindrome
⚠⚠⚠ -
565 Array Nesting
⚠⚠ -
566 Reshape the Matrix
-
567 Permutation in String
⚠⚠ -
572 Subtree of Another Tree
-
575 Distribute Candies
-
576 Out of Boundary Paths
⚠⚠ -
581 Shortest Unsorted Continuous Subarray
⚠⚠ -
583 Delete Operation for Two Strings
⚠⚠ -
587 Erect the Fence
⚠⚠⚠ -
589 N-ary Tree Preorder Traversal
-
590 N-ary Tree Postorder Traversal
-
591 Tag Validator
⚠⚠⚠ -
592 Fraction Addition and Subtraction
⚠⚠ -
593 Valid Square
⚠⚠ -
594 Longest Harmonious Subsequence
-
598 Range Addition II
-
599 Minimum Index Sum of Two Lists
-
600 Non-negative Integers without Consecutive Ones
⚠⚠⚠ -
605 Can Place Flowers
-
606 Construct String from Binary Tree
⚠⚠ -
609 Find Duplicate File in System
⚠⚠ -
611 Valid Triangle Number
⚠⚠ -
617 Merge Two Binary Trees
-
621 Task Scheduler
⚠⚠ -
622 Design Circular Queue
⚠⚠ -
623 Add One Row to Tree
⚠⚠ -
624 Maximum Distance in Arrays
⚠⚠ -
628 Maximum Product of Three Numbers
-
629 K Inverse Pairs Array
⚠⚠⚠ -
630 Course Schedule III
⚠⚠⚠ -
632 Smallest Range Covering Elements from K Lists
⚠⚠⚠ -
633 Sum of Square Numbers
⚠⚠ -
636 Exclusive Time of Functions
⚠⚠ -
637 Average of Levels in Binary Tree
-
638 Shopping Offers
⚠⚠ -
639 Decode Ways II
⚠⚠⚠ -
640 Solve the Equation
⚠⚠ -
641 Design Circular Deque
⚠⚠ -
643 Maximum Average Subarray I
-
645 Set Mismatch
-
646 Maximum Length of Pair Chain
⚠⚠ -
647 Palindromic Substrings
⚠⚠ -
648 Replace Words
⚠⚠ -
649 Dota2 Senate
⚠⚠ -
650 2 Keys Keyboard
⚠⚠ -
652 Find Duplicate Subtrees
⚠⚠ -
653 Two Sum IV - Input is a BST
-
654 Maximum Binary Tree
⚠⚠ -
655 Print Binary Tree
⚠⚠ -
657 Robot Return to Origin
-
658 Find K Closest Elements
⚠⚠ -
659 Split Array into Consecutive Subsequences
⚠⚠ -
661 Image Smoother
-
662 Maximum Width of Binary Tree
⚠⚠ -
664 Strange Printer
⚠⚠⚠ -
665 Non-decreasing Array
⚠⚠ -
667 Beautiful Arrangement II
⚠⚠ -
668 Kth Smallest Number in Multiplication Table
⚠⚠⚠ -
669 Trim a Binary Search Tree
⚠⚠ -
670 Maximum Swap
⚠⚠ -
671 Second Minimum Node In a Binary Tree
-
672 Bulb Switcher II
⚠⚠ -
673 Number of Longest Increasing Subsequence
⚠⚠ -
674 Longest Continuous Increasing Subsequence
-
675 Cut Off Trees for Golf Event
⚠⚠⚠ -
676 Implement Magic Dictionary
⚠⚠ -
677 Map Sum Pairs
⚠⚠ -
678 Valid Parenthesis String
⚠⚠ -
679 24 Game
⚠⚠⚠ -
680 Valid Palindrome II
-
682 Baseball Game
-
684 Redundant Connection
⚠⚠ -
685 Redundant Connection II
⚠⚠⚠ -
686 Repeated String Match
⚠⚠ -
687 Longest Univalue Path
⚠⚠ -
688 Knight Probability in Chessboard
⚠⚠ -
689 Maximum Sum of 3 Non-Overlapping Subarrays
⚠⚠⚠ -
690 Employee Importance
⚠⚠ -
691 Stickers to Spell Word
⚠⚠⚠ -
692 Top K Frequent Words
⚠⚠ -
693 Binary Number with Alternating Bits
-
695 Max Area of Island
⚠⚠ -
696 Count Binary Substrings
-
697 Degree of an Array
-
698 Partition to K Equal Sum Subsets
⚠⚠ -
699 Falling Squares
⚠⚠⚠ -
700 Search in a Binary Search Tree
-
701 Insert into a Binary Search Tree
⚠⚠ -
703 Kth Largest Element in a Stream
-
704 Binary Search
-
705 Design HashSet
-
706 Design HashMap
-
707 Design Linked List
⚠⚠ -
709 To Lower Case
-
710 Random Pick with Blacklist
⚠⚠⚠ -
712 Minimum ASCII Delete Sum for Two Strings
⚠⚠ -
713 Subarray Product Less Than K
⚠⚠ -
714 Best Time to Buy and Sell Stock with Transaction Fee
⚠⚠ -
715 Range Module
⚠⚠⚠ -
717 1-bit and 2-bit Characters
-
718 Maximum Length of Repeated Subarray
⚠⚠ -
719 Find K-th Smallest Pair Distance
⚠⚠⚠ -
720 Longest Word in Dictionary
⚠⚠ -
721 Accounts Merge
⚠⚠ -
722 Remove Comments
⚠⚠ -
724 Find Pivot Index
-
725 Split Linked List in Parts
⚠⚠ -
726 Number of Atoms
⚠⚠⚠ -
728 Self Dividing Numbers
-
729 My Calendar I
⚠⚠ -
730 Count Different Palindromic Subsequences
⚠⚠⚠ -
731 My Calendar II
⚠⚠ -
732 My Calendar III
⚠⚠⚠ -
733 Flood Fill
-
735 Asteroid Collision
⚠⚠ -
736 Parse Lisp Expression
⚠⚠⚠ -
738 Monotone Increasing Digits
⚠⚠ -
739 Daily Temperatures
⚠⚠ -
740 Delete and Earn
⚠⚠ -
741 Cherry Pickup
⚠⚠⚠ -
743 Network Delay Time
⚠⚠ -
744 Find Smallest Letter Greater Than Target
-
745 Prefix and Suffix Search
⚠⚠⚠ -
746 Min Cost Climbing Stairs
-
747 Largest Number At Least Twice of Others
-
748 Shortest Completing Word
-
749 Contain Virus
⚠⚠⚠ -
752 Open the Lock
⚠⚠ -
753 Cracking the Safe
⚠⚠⚠ -
754 Reach a Number
⚠⚠ -
756 Pyramid Transition Matrix
⚠⚠ -
757 Set Intersection Size At Least Two
⚠⚠⚠ -
761 Special Binary String
⚠⚠⚠ -
762 Prime Number of Set Bits in Binary Representation
-
763 Partition Labels
⚠⚠ -
764 Largest Plus Sign
⚠⚠ -
765 Couples Holding Hands
⚠⚠⚠ -
766 Toeplitz Matrix
-
767 Reorganize String
⚠⚠ -
768 Max Chunks To Make Sorted II
⚠⚠⚠ -
769 Max Chunks To Make Sorted
⚠⚠ -
770 Basic Calculator IV
⚠⚠⚠ -
771 Jewels and Stones
-
773 Sliding Puzzle
⚠⚠⚠ -
775 Global and Local Inversions
⚠⚠ -
777 Swap Adjacent in LR String
⚠⚠ -
778 Swim in Rising Water
⚠⚠⚠ -
779 K-th Symbol in Grammar
⚠⚠ -
780 Reaching Points
⚠⚠⚠ -
781 Rabbits in Forest
⚠⚠ -
782 Transform to Chessboard
⚠⚠⚠ -
783 Minimum Distance Between BST Nodes
-
784 Letter Case Permutation
⚠⚠ -
785 Is Graph Bipartite?
⚠⚠ -
786 K-th Smallest Prime Fraction
⚠⚠ -
787 Cheapest Flights Within K Stops
⚠⚠ -
788 Rotated Digits
⚠⚠ -
789 Escape The Ghosts
⚠⚠ -
790 Domino and Tromino Tiling
⚠⚠ -
791 Custom Sort String
⚠⚠ -
792 Number of Matching Subsequences
⚠⚠ -
793 Preimage Size of Factorial Zeroes Function
⚠⚠⚠ -
794 Valid Tic-Tac-Toe State
⚠⚠ -
795 Number of Subarrays with Bounded Maximum
⚠⚠ -
796 Rotate String
-
797 All Paths From Source to Target
⚠⚠ -
798 Smallest Rotation with Highest Score
⚠⚠⚠ -
799 Champagne Tower
⚠⚠ -
801 Minimum Swaps To Make Sequences Increasing
⚠⚠⚠ -
802 Find Eventual Safe States
⚠⚠ -
803 Bricks Falling When Hit
⚠⚠⚠ -
804 Unique Morse Code Words
-
805 Split Array With Same Average
⚠⚠⚠ -
806 Number of Lines To Write String
-
807 Max Increase to Keep City Skyline
⚠⚠ -
808 Soup Servings
⚠⚠ -
809 Expressive Words
⚠⚠ -
810 Chalkboard XOR Game
⚠⚠⚠ -
811 Subdomain Visit Count
⚠⚠ -
812 Largest Triangle Area
-
813 Largest Sum of Averages
⚠⚠ -
814 Binary Tree Pruning
⚠⚠ -
815 Bus Routes
⚠⚠⚠ -
816 Ambiguous Coordinates
⚠⚠ -
817 Linked List Components
⚠⚠ -
818 Race Car
⚠⚠⚠ -
819 Most Common Word
-
820 Short Encoding of Words
⚠⚠ -
821 Shortest Distance to a Character
-
822 Card Flipping Game
⚠⚠ -
823 Binary Trees With Factors
⚠⚠ -
824 Goat Latin
-
825 Friends Of Appropriate Ages
⚠⚠ -
826 Most Profit Assigning Work
⚠⚠ -
827 Making A Large Island
⚠⚠⚠ -
828 Count Unique Characters of All Substrings of a Given String
⚠⚠⚠ -
829 Consecutive Numbers Sum
⚠⚠⚠ -
830 Positions of Large Groups
-
831 Masking Personal Information
⚠⚠ -
832 Flipping an Image
-
833 Find And Replace in String
⚠⚠ -
834 Sum of Distances in Tree
⚠⚠⚠ -
835 Image Overlap
⚠⚠ -
836 Rectangle Overlap
-
837 New 21 Game
⚠⚠ -
838 Push Dominoes
⚠⚠ -
839 Similar String Groups
⚠⚠⚠ -
840 Magic Squares In Grid
⚠⚠ -
841 Keys and Rooms
⚠⚠ -
842 Split Array into Fibonacci Sequence
⚠⚠ -
843 Guess the Word
⚠⚠⚠ -
844 Backspace String Compare
-
845 Longest Mountain in Array
⚠⚠ -
846 Hand of Straights
⚠⚠ -
847 Shortest Path Visiting All Nodes
⚠⚠⚠ -
848 Shifting Letters
⚠⚠ -
849 Maximize Distance to Closest Person
⚠⚠ -
850 Rectangle Area II
⚠⚠⚠ -
851 Loud and Rich
⚠⚠ -
852 Peak Index in a Mountain Array
⚠⚠ -
853 Car Fleet
⚠⚠ -
854 K-Similar Strings
⚠⚠⚠ -
855 Exam Room
⚠⚠ -
856 Score of Parentheses
⚠⚠ -
857 Minimum Cost to Hire K Workers
⚠⚠⚠ -
858 Mirror Reflection
⚠⚠ -
859 Buddy Strings
-
860 Lemonade Change
-
861 Score After Flipping Matrix
⚠⚠ -
862 Shortest Subarray with Sum at Least K
⚠⚠⚠ -
863 All Nodes Distance K in Binary Tree
⚠⚠ -
864 Shortest Path to Get All Keys
⚠⚠⚠ -
865 Smallest Subtree with all the Deepest Nodes
⚠⚠ -
866 Prime Palindrome
⚠⚠ -
867 Transpose Matrix
-
868 Binary Gap
-
869 Reordered Power of 2
⚠⚠ -
870 Advantage Shuffle
⚠⚠ -
871 Minimum Number of Refueling Stops
⚠⚠⚠ -
872 Leaf-Similar Trees
-
873 Length of Longest Fibonacci Subsequence
⚠⚠ -
874 Walking Robot Simulation
⚠⚠ -
875 Koko Eating Bananas
⚠⚠ -
876 Middle of the Linked List
-
877 Stone Game
⚠⚠ -
878 Nth Magical Number
⚠⚠⚠ -
879 Profitable Schemes
⚠⚠⚠ -
880 Decoded String at Index
⚠⚠ -
881 Boats to Save People
⚠⚠ -
882 Reachable Nodes In Subdivided Graph
⚠⚠⚠ -
883 Projection Area of 3D Shapes
-
884 Uncommon Words from Two Sentences
-
885 Spiral Matrix III
⚠⚠ -
886 Possible Bipartition
⚠⚠ -
887 Super Egg Drop
⚠⚠⚠ -
888 Fair Candy Swap
-
889 Construct Binary Tree from Preorder and Postorder Traversal
⚠⚠ -
890 Find and Replace Pattern
⚠⚠ -
891 Sum of Subsequence Widths
⚠⚠⚠ -
892 Surface Area of 3D Shapes
-
893 Groups of Special-Equivalent Strings
⚠⚠ -
894 All Possible Full Binary Trees
⚠⚠ -
895 Maximum Frequency Stack
⚠⚠⚠ -
896 Monotonic Array
-
897 Increasing Order Search Tree
-
898 Bitwise ORs of Subarrays
⚠⚠ -
899 Orderly Queue
⚠⚠⚠ -
900 RLE Iterator
⚠⚠ -
901 Online Stock Span
⚠⚠ -
902 Numbers At Most N Given Digit Set
⚠⚠⚠ -
903 Valid Permutations for DI Sequence
⚠⚠⚠ -
904 Fruit Into Baskets
⚠⚠ -
905 Sort Array By Parity
-
906 Super Palindromes
⚠⚠⚠ -
907 Sum of Subarray Minimums
⚠⚠ -
908 Smallest Range I
-
909 Snakes and Ladders
⚠⚠ -
910 Smallest Range II
⚠⚠ -
911 Online Election
⚠⚠ -
912 Sort an Array
⚠⚠ -
913 Cat and Mouse
⚠⚠⚠ -
914 X of a Kind in a Deck of Cards
-
915 Partition Array into Disjoint Intervals
⚠⚠ -
916 Word Subsets
⚠⚠ -
917 Reverse Only Letters
-
918 Maximum Sum Circular Subarray
⚠⚠ -
919 Complete Binary Tree Inserter
⚠⚠ -
920 Number of Music Playlists
⚠⚠⚠ -
921 Minimum Add to Make Parentheses Valid
⚠⚠ -
922 Sort Array By Parity II
-
923 3Sum With Multiplicity
⚠⚠ -
924 Minimize Malware Spread
⚠⚠⚠ -
925 Long Pressed Name
-
926 Flip String to Monotone Increasing
⚠⚠ -
927 Three Equal Parts
⚠⚠⚠ -
928 Minimize Malware Spread II
⚠⚠⚠ -
929 Unique Email Addresses
-
930 Binary Subarrays With Sum
⚠⚠ -
931 Minimum Falling Path Sum
⚠⚠ -
932 Beautiful Array
⚠⚠ -
933 Number of Recent Calls
-
934 Shortest Bridge
⚠⚠ -
935 Knight Dialer
⚠⚠ -
936 Stamping The Sequence
⚠⚠⚠ -
937 Reorder Data in Log Files
⚠⚠ -
938 Range Sum of BST
-
939 Minimum Area Rectangle
⚠⚠ -
940 Distinct Subsequences II
⚠⚠⚠ -
941 Valid Mountain Array
-
942 DI String Match
-
943 Find the Shortest Superstring
⚠⚠⚠ -
944 Delete Columns to Make Sorted
-
945 Minimum Increment to Make Array Unique
⚠⚠ -
946 Validate Stack Sequences
⚠⚠ -
947 Most Stones Removed with Same Row or Column
⚠⚠ -
948 Bag of Tokens
⚠⚠ -
949 Largest Time for Given Digits
⚠⚠ -
950 Reveal Cards In Increasing Order
⚠⚠ -
951 Flip Equivalent Binary Trees
⚠⚠ -
952 Largest Component Size by Common Factor
⚠⚠⚠ -
953 Verifying an Alien Dictionary
-
954 Array of Doubled Pairs
⚠⚠ -
955 Delete Columns to Make Sorted II
⚠⚠ -
956 Tallest Billboard
⚠⚠⚠ -
957 Prison Cells After N Days
⚠⚠ -
958 Check Completeness of a Binary Tree
⚠⚠ -
959 Regions Cut By Slashes
⚠⚠ -
960 Delete Columns to Make Sorted III
⚠⚠⚠ -
961 N-Repeated Element in Size 2N Array
-
962 Maximum Width Ramp
⚠⚠ -
963 Minimum Area Rectangle II
⚠⚠ -
964 Least Operators to Express Number
⚠⚠⚠ -
965 Univalued Binary Tree
-
966 Vowel Spellchecker
⚠⚠ -
967 Numbers With Same Consecutive Differences
⚠⚠ -
968 Binary Tree Cameras
⚠⚠⚠ -
969 Pancake Sorting
⚠⚠ -
970 Powerful Integers
⚠⚠ -
971 Flip Binary Tree To Match Preorder Traversal
⚠⚠ -
972 Equal Rational Numbers
⚠⚠⚠ -
973 K Closest Points to Origin
⚠⚠ -
974 Subarray Sums Divisible by K
⚠⚠ -
975 Odd Even Jump
⚠⚠⚠ -
976 Largest Perimeter Triangle
-
977 Squares of a Sorted Array
-
978 Longest Turbulent Subarray
⚠⚠ -
979 Distribute Coins in Binary Tree
⚠⚠ -
980 Unique Paths III
⚠⚠⚠ -
981 Time Based Key-Value Store
⚠⚠ -
982 Triples with Bitwise AND Equal To Zero
⚠⚠⚠ -
983 Minimum Cost For Tickets
⚠⚠ -
984 String Without AAA or BBB
⚠⚠ -
985 Sum of Even Numbers After Queries
⚠⚠ -
986 Interval List Intersections
⚠⚠ -
987 Vertical Order Traversal of a Binary Tree
⚠⚠⚠ -
988 Smallest String Starting From Leaf
⚠⚠ -
989 Add to Array-Form of Integer
-
990 Satisfiability of Equality Equations
⚠⚠ -
991 Broken Calculator
⚠⚠ -
992 Subarrays with K Different Integers
⚠⚠⚠ -
993 Cousins in Binary Tree
-
994 Rotting Oranges
⚠⚠ -
995 Minimum Number of K Consecutive Bit Flips
⚠⚠⚠ -
996 Number of Squareful Arrays
⚠⚠⚠ -
997 Find the Town Judge
-
998 Maximum Binary Tree II
⚠⚠ -
999 Available Captures for Rook
-
1000 Minimum Cost to Merge Stones
⚠⚠⚠ -
1001 Grid Illumination
⚠⚠⚠ -
1002 Find Common Characters
-
1003 Check If Word Is Valid After Substitutions
⚠⚠ -
1004 Max Consecutive Ones III
⚠⚠ -
1005 Maximize Sum Of Array After K Negations
-
1006 Clumsy Factorial
⚠⚠ -
1007 Minimum Domino Rotations For Equal Row
⚠⚠ -
1008 Construct Binary Search Tree from Preorder Traversal
⚠⚠ -
1009 Complement of Base 10 Integer
-
1010 Pairs of Songs With Total Durations Divisible by 60
⚠⚠ -
1011 Capacity To Ship Packages Within D Days
⚠⚠ -
1012 Numbers With Repeated Digits
⚠⚠⚠ -
1013 Partition Array Into Three Parts With Equal Sum
-
1014 Best Sightseeing Pair
⚠⚠ -
1015 Smallest Integer Divisible by K
⚠⚠ -
1016 Binary String With Substrings Representing 1 To N
⚠⚠ -
1017 Convert to Base -2
⚠⚠ -
1018 Binary Prefix Divisible By 5
-
1019 Next Greater Node In Linked List
⚠⚠ -
1020 Number of Enclaves
⚠⚠ -
1021 Remove Outermost Parentheses
-
1022 Sum of Root To Leaf Binary Numbers
-
1023 Camelcase Matching
⚠⚠ -
1024 Video Stitching
⚠⚠ -
1025 Divisor Game
-
1026 Maximum Difference Between Node and Ancestor
⚠⚠ -
1027 Longest Arithmetic Subsequence
⚠⚠ -
1028 Recover a Tree From Preorder Traversal
⚠⚠⚠ -
1029 Two City Scheduling
⚠⚠ -
1030 Matrix Cells in Distance Order
-
1031 Maximum Sum of Two Non-Overlapping Subarrays
⚠⚠ -
1032 Stream of Characters
⚠⚠⚠ -
1033 Moving Stones Until Consecutive
⚠⚠ -
1034 Coloring A Border
⚠⚠ -
1035 Uncrossed Lines
⚠⚠ -
1036 Escape a Large Maze
⚠⚠⚠ -
1037 Valid Boomerang
-
1038 Binary Search Tree to Greater Sum Tree
⚠⚠ -
1039 Minimum Score Triangulation of Polygon
⚠⚠ -
1040 Moving Stones Until Consecutive II
⚠⚠ -
1041 Robot Bounded In Circle
⚠⚠ -
1042 Flower Planting With No Adjacent
⚠⚠ -
1043 Partition Array for Maximum Sum
⚠⚠ -
1044 Longest Duplicate Substring
⚠⚠⚠ -
1046 Last Stone Weight
-
1047 Remove All Adjacent Duplicates In String
-
1048 Longest String Chain
⚠⚠ -
1049 Last Stone Weight II
⚠⚠ -
1051 Height Checker
-
1052 Grumpy Bookstore Owner
⚠⚠ -
1053 Previous Permutation With One Swap
⚠⚠ -
1054 Distant Barcodes
⚠⚠ -
1061 Lexicographically Smallest Equivalent String
⚠⚠ -
1071 Greatest Common Divisor of Strings
-
1072 Flip Columns For Maximum Number of Equal Rows
⚠⚠ -
1073 Adding Two Negabinary Numbers
⚠⚠ -
1074 Number of Submatrices That Sum to Target
⚠⚠⚠ -
1078 Occurrences After Bigram
-
1079 Letter Tile Possibilities
⚠⚠ -
1080 Insufficient Nodes in Root to Leaf Paths
⚠⚠ -
1081 Smallest Subsequence of Distinct Characters
⚠⚠ -
1089 Duplicate Zeros
-
1090 Largest Values From Labels
⚠⚠ -
1091 Shortest Path in Binary Matrix
⚠⚠ -
1092 Shortest Common Supersequence
⚠⚠⚠ -
1093 Statistics from a Large Sample
⚠⚠ -
1094 Car Pooling
⚠⚠ -
1095 Find in Mountain Array
⚠⚠⚠ -
1096 Brace Expansion II
⚠⚠⚠ -
1103 Distribute Candies to People
-
1104 Path In Zigzag Labelled Binary Tree
⚠⚠ -
1105 Filling Bookcase Shelves
⚠⚠ -
1106 Parsing A Boolean Expression
⚠⚠⚠ -
1108 Defanging an IP Address
-
1109 Corporate Flight Bookings
⚠⚠ -
1110 Delete Nodes And Return Forest
⚠⚠ -
1111 Maximum Nesting Depth of Two Valid Parentheses Strings
⚠⚠ -
1122 Relative Sort Array
-
1123 Lowest Common Ancestor of Deepest Leaves
⚠⚠ -
1124 Longest Well-Performing Interval
⚠⚠ -
1125 Smallest Sufficient Team
⚠⚠⚠ -
1128 Number of Equivalent Domino Pairs
-
1129 Shortest Path with Alternating Colors
⚠⚠ -
1130 Minimum Cost Tree From Leaf Values
⚠⚠ -
1131 Maximum of Absolute Value Expression
⚠⚠ -
1137 N-th Tribonacci Number
-
1138 Alphabet Board Path
⚠⚠ -
1139 Largest 1-Bordered Square
⚠⚠ -
1140 Stone Game II
⚠⚠ -
1143 Longest Common Subsequence
⚠⚠ -
1144 Decrease Elements To Make Array Zigzag
⚠⚠ -
1145 Binary Tree Coloring Game
⚠⚠ -
1146 Snapshot Array
⚠⚠ -
1147 Longest Chunked Palindrome Decomposition
⚠⚠⚠ -
1154 Day of the Year
-
1155 Number of Dice Rolls With Target Sum
⚠⚠ -
1156 Swap For Longest Repeated Character Substring
⚠⚠ -
1157 Online Majority Element In Subarray
⚠⚠⚠ -
1160 Find Words That Can Be Formed by Characters
-
1161 Maximum Level Sum of a Binary Tree
⚠⚠ -
1162 As Far from Land as Possible
⚠⚠ -
1163 Last Substring in Lexicographical Order
⚠⚠⚠ -
1169 Invalid Transactions
⚠⚠ -
1170 Compare Strings by Frequency of the Smallest Character
⚠⚠ -
1171 Remove Zero Sum Consecutive Nodes from Linked List
⚠⚠ -
1172 Dinner Plate Stacks
⚠⚠⚠ -
1175 Prime Arrangements
-
1177 Can Make Palindrome from Substring
⚠⚠ -
1178 Number of Valid Words for Each Puzzle
⚠⚠⚠ -
1184 Distance Between Bus Stops
-
1185 Day of the Week
-
1186 Maximum Subarray Sum with One Deletion
⚠⚠ -
1187 Make Array Strictly Increasing
⚠⚠⚠ -
1189 Maximum Number of Balloons
-
1190 Reverse Substrings Between Each Pair of Parentheses
⚠⚠ -
1191 K-Concatenation Maximum Sum
⚠⚠ -
1192 Critical Connections in a Network
⚠⚠⚠ -
1200 Minimum Absolute Difference
-
1201 Ugly Number III
⚠⚠ -
1202 Smallest String With Swaps
⚠⚠ -
1203 Sort Items by Groups Respecting Dependencies
⚠⚠⚠ -
1206 Design Skiplist
⚠⚠⚠ -
1207 Unique Number of Occurrences
-
1208 Get Equal Substrings Within Budget
⚠⚠ -
1209 Remove All Adjacent Duplicates in String II
⚠⚠ -
1210 Minimum Moves to Reach Target with Rotations
⚠⚠⚠ -
1217 Minimum Cost to Move Chips to The Same Position
-
1218 Longest Arithmetic Subsequence of Given Difference
⚠⚠ -
1219 Path with Maximum Gold
⚠⚠ -
1220 Count Vowels Permutation
⚠⚠⚠ -
1221 Split a String in Balanced Strings
-
1222 Queens That Can Attack the King
⚠⚠ -
1223 Dice Roll Simulation
⚠⚠⚠ -
1224 Maximum Equal Frequency
⚠⚠⚠ -
1227 Airplane Seat Assignment Probability
⚠⚠ -
1232 Check If It Is a Straight Line
-
1233 Remove Sub-Folders from the Filesystem
⚠⚠ -
1234 Replace the Substring for Balanced String
⚠⚠ -
1235 Maximum Profit in Job Scheduling
⚠⚠⚠ -
1237 Find Positive Integer Solution for a Given Equation
⚠⚠ -
1238 Circular Permutation in Binary Representation
⚠⚠ -
1239 Maximum Length of a Concatenated String with Unique Characters
⚠⚠ -
1240 Tiling a Rectangle with the Fewest Squares
⚠⚠⚠ -
1247 Minimum Swaps to Make Strings Equal
⚠⚠ -
1248 Count Number of Nice Subarrays
⚠⚠ -
1249 Minimum Remove to Make Valid Parentheses
⚠⚠ -
1250 Check If It Is a Good Array
⚠⚠⚠ -
1252 Cells with Odd Values in a Matrix
-
1253 Reconstruct a 2-Row Binary Matrix
⚠⚠ -
1254 Number of Closed Islands
⚠⚠ -
1255 Maximum Score Words Formed by Letters
⚠⚠⚠ -
1260 Shift 2D Grid
-
1261 Find Elements in a Contaminated Binary Tree
⚠⚠ -
1262 Greatest Sum Divisible by Three
⚠⚠ -
1263 Minimum Moves to Move a Box to Their Target Location
⚠⚠⚠ -
1266 Minimum Time Visiting All Points
-
1267 Count Servers that Communicate
⚠⚠ -
1268 Search Suggestions System
⚠⚠ -
1269 Number of Ways to Stay in the Same Place After Some Steps
⚠⚠⚠ -
1275 Find Winner on a Tic Tac Toe Game
-
1276 Number of Burgers with No Waste of Ingredients
⚠⚠ -
1277 Count Square Submatrices with All Ones
⚠⚠ -
1278 Palindrome Partitioning III
⚠⚠⚠ -
1281 Subtract the Product and Sum of Digits of an Integer
-
1282 Group the People Given the Group Size They Belong To
⚠⚠ -
1283 Find the Smallest Divisor Given a Threshold
⚠⚠ -
1284 Minimum Number of Flips to Convert Binary Matrix to Zero Matrix
⚠⚠⚠ -
1286 Iterator for Combination
⚠⚠ -
1287 Element Appearing More Than 25% In Sorted Array
-
1288 Remove Covered Intervals
⚠⚠ -
1289 Minimum Falling Path Sum II
⚠⚠⚠ -
1290 Convert Binary Number in a Linked List to Integer
-
1291 Sequential Digits
⚠⚠ -
1292 Maximum Side Length of a Square with Sum Less than or Equal to Threshold
⚠⚠ -
1293 Shortest Path in a Grid with Obstacles Elimination
⚠⚠⚠ -
1295 Find Numbers with Even Number of Digits
-
1296 Divide Array in Sets of K Consecutive Numbers
⚠⚠ -
1297 Maximum Number of Occurrences of a Substring
⚠⚠ -
1298 Maximum Candies You Can Get from Boxes
⚠⚠⚠ -
1299 Replace Elements with Greatest Element on Right Side
-
1300 Sum of Mutated Array Closest to Target
⚠⚠ -
1301 Number of Paths with Max Score
⚠⚠⚠ -
1302 Deepest Leaves Sum
⚠⚠ -
1304 Find N Unique Integers Sum up to Zero
-
1305 All Elements in Two Binary Search Trees
⚠⚠ -
1306 Jump Game III
⚠⚠ -
1307 Verbal Arithmetic Puzzle
⚠⚠⚠ -
1309 Decrypt String from Alphabet to Integer Mapping
-
1310 XOR Queries of a Subarray
⚠⚠ -
1311 Get Watched Videos by Your Friends
⚠⚠ -
1312 Minimum Insertion Steps to Make a String Palindrome
⚠⚠⚠ -
1313 Decompress Run-Length Encoded List
-
1314 Matrix Block Sum
⚠⚠ -
1315 Sum of Nodes with Even-Valued Grandparent
⚠⚠ -
1316 Distinct Echo Substrings
⚠⚠⚠ -
1317 Convert Integer to the Sum of Two No-Zero Integers
-
1318 Minimum Flips to Make a OR b Equal to c
⚠⚠ -
1319 Number of Operations to Make Network Connected
⚠⚠ -
1320 Minimum Distance to Type a Word Using Two Fingers
⚠⚠⚠ -
1323 Maximum 69 Number
-
1324 Print Words Vertically
⚠⚠ -
1325 Delete Leaves With a Given Value
⚠⚠ -
1326 Minimum Number of Taps to Open to Water a Garden
⚠⚠⚠ -
1328 Break a Palindrome
⚠⚠ -
1329 Sort the Matrix Diagonally
⚠⚠ -
1330 Reverse Subarray To Maximize Array Value
⚠⚠⚠ -
1331 Rank Transform of an Array
-
1332 Remove Palindromic Subsequences
-
1333 Filter Restaurants by Vegan-Friendly, Price and Distance
⚠⚠ -
1334 Find the City With the Smallest Number of Neighbors at a Threshold Distance
⚠⚠ -
1335 Minimum Difficulty of a Job Schedule
⚠⚠⚠ -
1337 The K Weakest Rows in a Matrix
-
1338 Reduce Array Size to The Half
⚠⚠ -
1339 Maximum Product of Splitted Binary Tree
⚠⚠ -
1340 Jump Game V
⚠⚠⚠ -
1342 Number of Steps to Reduce a Number to Zero
-
1343 Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold
⚠⚠ -
1344 Angle Between Hands of a Clock
⚠⚠ -
1345 Jump Game IV
⚠⚠⚠ -
1346 Check If N and Its Double Exist
-
1347 Minimum Number of Steps to Make Two Strings Anagram
⚠⚠ -
1348 Tweet Counts Per Frequency
⚠⚠ -
1349 Maximum Students Taking Exam
⚠⚠⚠ -
1351 Count Negative Numbers in a Sorted Matrix
-
1352 Product of the Last K Numbers
⚠⚠ -
1353 Maximum Number of Events That Can Be Attended
⚠⚠ -
1354 Construct Target Array With Multiple Sums
⚠⚠⚠ -
1356 Sort Integers by The Number of 1 Bits
-
1357 Apply Discount Every n Orders
⚠⚠ -
1358 Number of Substrings Containing All Three Characters
⚠⚠ -
1359 Count All Valid Pickup and Delivery Options
⚠⚠⚠ -
1360 Number of Days Between Two Dates
-
1361 Validate Binary Tree Nodes
⚠⚠ -
1362 Closest Divisors
⚠⚠ -
1363 Largest Multiple of Three
⚠⚠⚠ -
1365 How Many Numbers Are Smaller Than the Current Number
-
1366 Rank Teams by Votes
⚠⚠ -
1367 Linked List in Binary Tree
⚠⚠ -
1368 Minimum Cost to Make at Least One Valid Path in a Grid
⚠⚠⚠ -
1370 Increasing Decreasing String
-
1371 Find the Longest Substring Containing Vowels in Even Counts
⚠⚠ -
1372 Longest ZigZag Path in a Binary Tree
⚠⚠ -
1373 Maximum Sum BST in Binary Tree
⚠⚠⚠ -
1374 Generate a String With Characters That Have Odd Counts
-
1375 Number of Times Binary String Is Prefix-Aligned
⚠⚠ -
1376 Time Needed to Inform All Employees
⚠⚠ -
1377 Frog Position After T Seconds
⚠⚠⚠ -
1379 Find a Corresponding Node of a Binary Tree in a Clone of That Tree
-
1380 Lucky Numbers in a Matrix
-
1381 Design a Stack With Increment Operation
⚠⚠ -
1382 Balance a Binary Search Tree
⚠⚠ -
1383 Maximum Performance of a Team
⚠⚠⚠ -
1385 Find the Distance Value Between Two Arrays
-
1386 Cinema Seat Allocation
⚠⚠ -
1387 Sort Integers by The Power Value
⚠⚠ -
1388 Pizza With 3n Slices
⚠⚠⚠ -
1389 Create Target Array in the Given Order
-
1390 Four Divisors
⚠⚠ -
1391 Check if There is a Valid Path in a Grid
⚠⚠ -
1392 Longest Happy Prefix
⚠⚠⚠ -
1394 Find Lucky Integer in an Array
-
1395 Count Number of Teams
⚠⚠ -
1396 Design Underground System
⚠⚠ -
1397 Find All Good Strings
⚠⚠⚠ -
1399 Count Largest Group
-
1400 Construct K Palindrome Strings
⚠⚠ -
1401 Circle and Rectangle Overlapping
⚠⚠ -
1402 Reducing Dishes
⚠⚠⚠ -
1403 Minimum Subsequence in Non-Increasing Order
-
1404 Number of Steps to Reduce a Number in Binary Representation to One
⚠⚠ -
1405 Longest Happy String
⚠⚠ -
1406 Stone Game III
⚠⚠⚠ -
1408 String Matching in an Array
-
1409 Queries on a Permutation With Key
⚠⚠ -
1410 HTML Entity Parser
⚠⚠ -
1411 Number of Ways to Paint N × 3 Grid
⚠⚠⚠ -
1413 Minimum Value to Get Positive Step by Step Sum
-
1414 Find the Minimum Number of Fibonacci Numbers Whose Sum Is K
⚠⚠ -
1415 The k-th Lexicographical String of All Happy Strings of Length n
⚠⚠ -
1416 Restore The Array
⚠⚠⚠ -
1417 Reformat The String
-
1418 Display Table of Food Orders in a Restaurant
⚠⚠ -
1419 Minimum Number of Frogs Croaking
⚠⚠ -
1420 Build Array Where You Can Find The Maximum Exactly K Comparisons
⚠⚠⚠ -
1422 Maximum Score After Splitting a String
-
1423 Maximum Points You Can Obtain from Cards
⚠⚠ -
1424 Diagonal Traverse II
⚠⚠ -
1425 Constrained Subsequence Sum
⚠⚠⚠ -
1431 Kids With the Greatest Number of Candies
-
1432 Max Difference You Can Get From Changing an Integer
⚠⚠ -
1433 Check If a String Can Break Another String
⚠⚠ -
1434 Number of Ways to Wear Different Hats to Each Other
⚠⚠⚠ -
1436 Destination City
-
1437 Check If All 1's Are at Least Length K Places Away
-
1438 Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
⚠⚠ -
1439 Find the Kth Smallest Sum of a Matrix With Sorted Rows
⚠⚠⚠ -
1441 Build an Array With Stack Operations
⚠⚠ -
1442 Count Triplets That Can Form Two Arrays of Equal XOR
⚠⚠ -
1443 Minimum Time to Collect All Apples in a Tree
⚠⚠ -
1444 Number of Ways of Cutting a Pizza
⚠⚠⚠ -
1446 Consecutive Characters
-
1447 Simplified Fractions
⚠⚠ -
1448 Count Good Nodes in Binary Tree
⚠⚠ -
1449 Form Largest Integer With Digits That Add up to Target
⚠⚠⚠ -
1450 Number of Students Doing Homework at a Given Time
-
1451 Rearrange Words in a Sentence
⚠⚠ -
1452 People Whose List of Favorite Companies Is Not a Subset of Another List
⚠⚠ -
1453 Maximum Number of Darts Inside of a Circular Dartboard
⚠⚠⚠ -
1455 Check If a Word Occurs As a Prefix of Any Word in a Sentence
-
1456 Maximum Number of Vowels in a Substring of Given Length
⚠⚠ -
1457 Pseudo-Palindromic Paths in a Binary Tree
⚠⚠ -
1458 Max Dot Product of Two Subsequences
⚠⚠⚠ -
1460 Make Two Arrays Equal by Reversing Subarrays
-
1461 Check If a String Contains All Binary Codes of Size K
⚠⚠ -
1462 Course Schedule IV
⚠⚠ -
1463 Cherry Pickup II
⚠⚠⚠ -
1464 Maximum Product of Two Elements in an Array
-
1465 Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts
⚠⚠ -
1466 Reorder Routes to Make All Paths Lead to the City Zero
⚠⚠ -
1467 Probability of a Two Boxes Having The Same Number of Distinct Balls
⚠⚠⚠ -
1470 Shuffle the Array
-
1471 The k Strongest Values in an Array
⚠⚠ -
1472 Design Browser History
⚠⚠ -
1473 Paint House III
⚠⚠⚠ -
1475 Final Prices With a Special Discount in a Shop
-
1476 Subrectangle Queries
⚠⚠ -
1477 Find Two Non-overlapping Sub-arrays Each With Target Sum
⚠⚠ -
1478 Allocate Mailboxes
⚠⚠⚠ -
1480 Running Sum of 1d Array
-
1481 Least Number of Unique Integers after K Removals
⚠⚠ -
1482 Minimum Number of Days to Make m Bouquets
⚠⚠ -
1483 Kth Ancestor of a Tree Node
⚠⚠⚠ -
1486 XOR Operation in an Array
-
1487 Making File Names Unique
⚠⚠ -
1488 Avoid Flood in The City
⚠⚠ -
1489 Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree
⚠⚠⚠ -
1491 Average Salary Excluding the Minimum and Maximum Salary
-
1492 The kth Factor of n
⚠⚠ -
1493 Longest Subarray of 1's After Deleting One Element
⚠⚠ -
1494 Parallel Courses II
⚠⚠⚠ -
1496 Path Crossing
-
1497 Check If Array Pairs Are Divisible by k
⚠⚠ -
1498 Number of Subsequences That Satisfy the Given Sum Condition
⚠⚠ -
1499 Max Value of Equation
⚠⚠⚠ -
1502 Can Make Arithmetic Progression From Sequence
-
1503 Last Moment Before All Ants Fall Out of a Plank
⚠⚠ -
1504 Count Submatrices With All Ones
⚠⚠ -
1505 Minimum Possible Integer After at Most K Adjacent Swaps On Digits
⚠⚠⚠ -
1507 Reformat Date
-
1508 Range Sum of Sorted Subarray Sums
⚠⚠ -
1509 Minimum Difference Between Largest and Smallest Value in Three Moves
⚠⚠ -
1510 Stone Game IV
⚠⚠⚠ -
1512 Number of Good Pairs
-
1513 Number of Substrings With Only 1s
⚠⚠ -
1514 Path with Maximum Probability
⚠⚠ -
1515 Best Position for a Service Centre
⚠⚠⚠ -
1518 Water Bottles
-
1519 Number of Nodes in the Sub-Tree With the Same Label
⚠⚠ -
1520 Maximum Number of Non-Overlapping Substrings
⚠⚠⚠ -
1521 Find a Value of a Mysterious Function Closest to Target
⚠⚠⚠ -
1523 Count Odd Numbers in an Interval Range
-
1524 Number of Sub-arrays With Odd Sum
⚠⚠ -
1525 Number of Good Ways to Split a String
⚠⚠ -
1526 Minimum Number of Increments on Subarrays to Form a Target Array
⚠⚠⚠ -
1528 Shuffle String
-
1529 Minimum Suffix Flips
⚠⚠ -
1530 Number of Good Leaf Nodes Pairs
⚠⚠ -
1531 String Compression II
⚠⚠⚠ -
1534 Count Good Triplets
-
1535 Find the Winner of an Array Game
⚠⚠ -
1536 Minimum Swaps to Arrange a Binary Grid
⚠⚠ -
1537 Get the Maximum Score
⚠⚠⚠ -
1539 Kth Missing Positive Number
-
1540 Can Convert String in K Moves
⚠⚠ -
1541 Minimum Insertions to Balance a Parentheses String
⚠⚠ -
1542 Find Longest Awesome Substring
⚠⚠⚠ -
1544 Make The String Great
-
1545 Find Kth Bit in Nth Binary String
⚠⚠ -
1546 Maximum Number of Non-Overlapping Subarrays With Sum Equals Target
⚠⚠ -
1547 Minimum Cost to Cut a Stick
⚠⚠⚠ -
1550 Three Consecutive Odds
-
1551 Minimum Operations to Make Array Equal
⚠⚠ -
1552 Magnetic Force Between Two Balls
⚠⚠ -
1553 Minimum Number of Days to Eat N Oranges
⚠⚠⚠ -
1556 Thousand Separator
-
1557 Minimum Number of Vertices to Reach All Nodes
⚠⚠ -
1558 Minimum Numbers of Function Calls to Make Target Array
⚠⚠ -
1559 Detect Cycles in 2D Grid
⚠⚠ -
1560 Most Visited Sector in a Circular Track
-
1561 Maximum Number of Coins You Can Get
⚠⚠ -
1562 Find Latest Group of Size M
⚠⚠ -
1563 Stone Game V
⚠⚠⚠ -
1566 Detect Pattern of Length M Repeated K or More Times
-
1567 Maximum Length of Subarray With Positive Product
⚠⚠ -
1568 Minimum Number of Days to Disconnect Island
⚠⚠⚠ -
1569 Number of Ways to Reorder Array to Get Same BST
⚠⚠⚠ -
1572 Matrix Diagonal Sum
-
1573 Number of Ways to Split a String
⚠⚠ -
1574 Shortest Subarray to be Removed to Make Array Sorted
⚠⚠ -
1575 Count All Possible Routes
⚠⚠⚠ -
1576 Replace All ?'s to Avoid Consecutive Repeating Characters
-
1577 Number of Ways Where Square of Number Is Equal to Product of Two Numbers
⚠⚠ -
1578 Minimum Time to Make Rope Colorful
⚠⚠ -
1579 Remove Max Number of Edges to Keep Graph Fully Traversable
⚠⚠⚠ -
1582 Special Positions in a Binary Matrix
-
1583 Count Unhappy Friends
⚠⚠ -
1584 Min Cost to Connect All Points
⚠⚠ -
1585 Check If String Is Transformable With Substring Sort Operations
⚠⚠⚠ -
1588 Sum of All Odd Length Subarrays
-
1589 Maximum Sum Obtained of Any Permutation
⚠⚠ -
1590 Make Sum Divisible by P
⚠⚠ -
1591 Strange Printer II
⚠⚠⚠ -
1592 Rearrange Spaces Between Words
-
1593 Split a String Into the Max Number of Unique Substrings
⚠⚠ -
1594 Maximum Non Negative Product in a Matrix
⚠⚠ -
1595 Minimum Cost to Connect Two Groups of Points
⚠⚠⚠ -
1598 Crawler Log Folder
-
1599 Maximum Profit of Operating a Centennial Wheel
⚠⚠ -
1600 Throne Inheritance
⚠⚠ -
1601 Maximum Number of Achievable Transfer Requests
⚠⚠⚠ -
1603 Design Parking System
-
1604 Alert Using Same Key-Card Three or More Times in a One Hour Period
⚠⚠ -
1605 Find Valid Matrix Given Row and Column Sums
⚠⚠ -
1606 Find Servers That Handled Most Number of Requests
⚠⚠⚠ -
1608 Special Array With X Elements Greater Than or Equal X
-
1609 Even Odd Tree
⚠⚠ -
1610 Maximum Number of Visible Points
⚠⚠⚠ -
1611 Minimum One Bit Operations to Make Integers Zero
⚠⚠⚠ -
1614 Maximum Nesting Depth of the Parentheses
-
1615 Maximal Network Rank
⚠⚠ -
1616 Split Two Strings to Make Palindrome
⚠⚠ -
1617 Count Subtrees With Max Distance Between Cities
⚠⚠⚠ -
1619 Mean of Array After Removing Some Elements
-
1620 Coordinate With Maximum Network Quality
⚠⚠ -
1621 Number of Sets of K Non-Overlapping Line Segments
⚠⚠ -
1622 Fancy Sequence
⚠⚠⚠ -
1624 Largest Substring Between Two Equal Characters
-
1625 Lexicographically Smallest String After Applying Operations
⚠⚠ -
1626 Best Team With No Conflicts
⚠⚠ -
1627 Graph Connectivity With Threshold
⚠⚠⚠ -
1629 Slowest Key
-
1630 Arithmetic Subarrays
⚠⚠ -
1631 Path With Minimum Effort
⚠⚠ -
1632 Rank Transform of a Matrix
⚠⚠⚠ -
1636 Sort Array by Increasing Frequency
-
1637 Widest Vertical Area Between Two Points Containing No Points
-
1638 Count Substrings That Differ by One Character
⚠⚠ -
1639 Number of Ways to Form a Target String Given a Dictionary
⚠⚠⚠ -
1640 Check Array Formation Through Concatenation
-
1641 Count Sorted Vowel Strings
⚠⚠ -
1642 Furthest Building You Can Reach
⚠⚠ -
1643 Kth Smallest Instructions
⚠⚠⚠ -
1646 Get Maximum in Generated Array
-
1647 Minimum Deletions to Make Character Frequencies Unique
⚠⚠ -
1648 Sell Diminishing-Valued Colored Balls
⚠⚠ -
1649 Create Sorted Array through Instructions
⚠⚠⚠ -
1652 Defuse the Bomb
-
1653 Minimum Deletions to Make String Balanced
⚠⚠ -
1654 Minimum Jumps to Reach Home
⚠⚠ -
1655 Distribute Repeating Integers
⚠⚠⚠ -
1656 Design an Ordered Stream
-
1657 Determine if Two Strings Are Close
⚠⚠ -
1658 Minimum Operations to Reduce X to Zero
⚠⚠ -
1659 Maximize Grid Happiness
⚠⚠⚠ -
1662 Check If Two String Arrays are Equivalent
-
1663 Smallest String With A Given Numeric Value
⚠⚠ -
1664 Ways to Make a Fair Array
⚠⚠ -
1665 Minimum Initial Energy to Finish Tasks
⚠⚠⚠ -
1668 Maximum Repeating Substring
-
1669 Merge In Between Linked Lists
⚠⚠ -
1670 Design Front Middle Back Queue
⚠⚠ -
1671 Minimum Number of Removals to Make Mountain Array
⚠⚠⚠ -
1672 Richest Customer Wealth
-
1673 Find the Most Competitive Subsequence
⚠⚠ -
1674 Minimum Moves to Make Array Complementary
⚠⚠ -
1675 Minimize Deviation in Array
⚠⚠⚠ -
1678 Goal Parser Interpretation
-
1679 Max Number of K-Sum Pairs
⚠⚠ -
1680 Concatenation of Consecutive Binary Numbers
⚠⚠ -
1681 Minimum Incompatibility
⚠⚠⚠ -
1684 Count the Number of Consistent Strings
-
1685 Sum of Absolute Differences in a Sorted Array
⚠⚠ -
1686 Stone Game VI
⚠⚠ -
1687 Delivering Boxes from Storage to Ports
⚠⚠⚠ -
1688 Count of Matches in Tournament
-
1689 Partitioning Into Minimum Number Of Deci-Binary Numbers
⚠⚠ -
1690 Stone Game VII
⚠⚠ -
1691 Maximum Height by Stacking Cuboids
⚠⚠⚠ -
1694 Reformat Phone Number
-
1695 Maximum Erasure Value
⚠⚠ -
1696 Jump Game VI
⚠⚠ -
1697 Checking Existence of Edge Length Limited Paths
⚠⚠⚠ -
1700 Number of Students Unable to Eat Lunch
-
1701 Average Waiting Time
⚠⚠ -
1702 Maximum Binary String After Change
⚠⚠ -
1703 Minimum Adjacent Swaps for K Consecutive Ones
⚠⚠⚠ -
1704 Determine if String Halves Are Alike
-
1705 Maximum Number of Eaten Apples
⚠⚠ -
1706 Where Will the Ball Fall
⚠⚠ -
1707 Maximum XOR With an Element From Array
⚠⚠⚠ -
1710 Maximum Units on a Truck
-
1711 Count Good Meals
⚠⚠ -
1712 Ways to Split Array Into Three Subarrays
⚠⚠ -
1713 Minimum Operations to Make a Subsequence
⚠⚠⚠ -
1716 Calculate Money in Leetcode Bank
-
1717 Maximum Score From Removing Substrings
⚠⚠ -
1718 Construct the Lexicographically Largest Valid Sequence
⚠⚠ -
1719 Number Of Ways To Reconstruct A Tree
⚠⚠⚠ -
1720 Decode XORed Array
-
1721 Swapping Nodes in a Linked List
⚠⚠ -
1722 Minimize Hamming Distance After Swap Operations
⚠⚠ -
1723 Find Minimum Time to Finish All Jobs
⚠⚠⚠ -
1725 Number Of Rectangles That Can Form The Largest Square
-
1726 Tuple with Same Product
⚠⚠ -
1727 Largest Submatrix With Rearrangements
⚠⚠ -
1728 Cat and Mouse II
⚠⚠⚠ -
1732 Find the Highest Altitude
-
1733 Minimum Number of People to Teach
⚠⚠ -
1734 Decode XORed Permutation
⚠⚠ -
1735 Count Ways to Make Array With Product
⚠⚠⚠ -
1736 Latest Time by Replacing Hidden Digits
-
1737 Change Minimum Characters to Satisfy One of Three Conditions
⚠⚠ -
1738 Find Kth Largest XOR Coordinate Value
⚠⚠ -
1739 Building Boxes
⚠⚠⚠ -
1742 Maximum Number of Balls in a Box
-
1743 Restore the Array From Adjacent Pairs
⚠⚠ -
1744 Can You Eat Your Favorite Candy on Your Favorite Day?
⚠⚠ -
1745 Palindrome Partitioning IV
⚠⚠⚠ -
1748 Sum of Unique Elements
-
1749 Maximum Absolute Sum of Any Subarray
⚠⚠ -
1750 Minimum Length of String After Deleting Similar Ends
⚠⚠ -
1751 Maximum Number of Events That Can Be Attended II
⚠⚠⚠ -
1752 Check if Array Is Sorted and Rotated
-
1753 Maximum Score From Removing Stones
⚠⚠ -
1754 Largest Merge Of Two Strings
⚠⚠ -
1755 Closest Subsequence Sum
⚠⚠⚠ -
1758 Minimum Changes To Make Alternating Binary String
-
1759 Count Number of Homogenous Substrings
⚠⚠ -
1760 Minimum Limit of Balls in a Bag
⚠⚠ -
1761 Minimum Degree of a Connected Trio in a Graph
⚠⚠⚠ -
1763 Longest Nice Substring
-
1764 Form Array by Concatenating Subarrays of Another Array
⚠⚠ -
1765 Map of Highest Peak
⚠⚠ -
1766 Tree of Coprimes
⚠⚠⚠ -
1768 Merge Strings Alternately
-
1769 Minimum Number of Operations to Move All Balls to Each Box
⚠⚠ -
1770 Maximum Score from Performing Multiplication Operations
⚠⚠⚠ -
1771 Maximize Palindrome Length From Subsequences
⚠⚠⚠ -
1773 Count Items Matching a Rule
-
1774 Closest Dessert Cost
⚠⚠ -
1775 Equal Sum Arrays With Minimum Number of Operations
⚠⚠ -
1776 Car Fleet II
⚠⚠⚠ -
1779 Find Nearest Point That Has the Same X or Y Coordinate
-
1780 Check if Number is a Sum of Powers of Three
⚠⚠ -
1781 Sum of Beauty of All Substrings
⚠⚠ -
1782 Count Pairs Of Nodes
⚠⚠⚠ -
1784 Check if Binary String Has at Most One Segment of Ones
-
1785 Minimum Elements to Add to Form a Given Sum
⚠⚠ -
1786 Number of Restricted Paths From First to Last Node
⚠⚠ -
1787 Make the XOR of All Segments Equal to Zero
⚠⚠⚠ -
1790 Check if One String Swap Can Make Strings Equal
-
1791 Find Center of Star Graph
-
1792 Maximum Average Pass Ratio
⚠⚠ -
1793 Maximum Score of a Good Subarray
⚠⚠⚠ -
1796 Second Largest Digit in a String
-
1797 Design Authentication Manager
⚠⚠ -
1798 Maximum Number of Consecutive Values You Can Make
⚠⚠ -
1799 Maximize Score After N Operations
⚠⚠⚠ -
1800 Maximum Ascending Subarray Sum
-
1801 Number of Orders in the Backlog
⚠⚠ -
1802 Maximum Value at a Given Index in a Bounded Array
⚠⚠ -
1803 Count Pairs With XOR in a Range
⚠⚠⚠ -
1805 Number of Different Integers in a String
-
1806 Minimum Number of Operations to Reinitialize a Permutation
⚠⚠ -
1807 Evaluate the Bracket Pairs of a String
⚠⚠ -
1808 Maximize Number of Nice Divisors
⚠⚠⚠ -
1812 Determine Color of a Chessboard Square
-
1813 Sentence Similarity III
⚠⚠ -
1814 Count Nice Pairs in an Array
⚠⚠ -
1815 Maximum Number of Groups Getting Fresh Donuts
⚠⚠⚠ -
1816 Truncate Sentence
-
1817 Finding the Users Active Minutes
⚠⚠ -
1818 Minimum Absolute Sum Difference
⚠⚠ -
1819 Number of Different Subsequences GCDs
⚠⚠⚠ -
1822 Sign of the Product of an Array
-
1823 Find the Winner of the Circular Game
⚠⚠ -
1824 Minimum Sideway Jumps
⚠⚠ -
1825 Finding MK Average
⚠⚠⚠ -
1827 Minimum Operations to Make the Array Increasing
-
1828 Queries on Number of Points Inside a Circle
⚠⚠ -
1829 Maximum XOR for Each Query
⚠⚠ -
1830 Minimum Number of Operations to Make String Sorted
⚠⚠⚠ -
1832 Check if the Sentence Is Pangram
-
1833 Maximum Ice Cream Bars
⚠⚠ -
1834 Single-Threaded CPU
⚠⚠ -
1835 Find XOR Sum of All Pairs Bitwise AND
⚠⚠⚠ -
1837 Sum of Digits in Base K
-
1838 Frequency of the Most Frequent Element
⚠⚠ -
1839 Longest Substring Of All Vowels in Order
⚠⚠ -
1840 Maximum Building Height
⚠⚠⚠ -
1844 Replace All Digits with Characters
-
1845 Seat Reservation Manager
⚠⚠ -
1846 Maximum Element After Decreasing and Rearranging
⚠⚠ -
1847 Closest Room
⚠⚠⚠ -
1848 Minimum Distance to the Target Element
-
1849 Splitting a String Into Descending Consecutive Values
⚠⚠ -
1850 Minimum Adjacent Swaps to Reach the Kth Smallest Number
⚠⚠ -
1851 Minimum Interval to Include Each Query
⚠⚠⚠ -
1854 Maximum Population Year
-
1855 Maximum Distance Between a Pair of Values
⚠⚠ -
1856 Maximum Subarray Min-Product
⚠⚠ -
1857 Largest Color Value in a Directed Graph
⚠⚠⚠ -
1859 Sorting the Sentence
-
1860 Incremental Memory Leak
⚠⚠ -
1861 Rotating the Box
⚠⚠ -
1862 Sum of Floored Pairs
⚠⚠⚠ -
1863 Sum of All Subset XOR Totals
-
1864 Minimum Number of Swaps to Make the Binary String Alternating
⚠⚠ -
1865 Finding Pairs With a Certain Sum
⚠⚠ -
1866 Number of Ways to Rearrange Sticks With K Sticks Visible
⚠⚠⚠ -
1869 Longer Contiguous Segments of Ones than Zeros
-
1870 Minimum Speed to Arrive on Time
⚠⚠ -
1871 Jump Game VII
⚠⚠ -
1872 Stone Game VIII
⚠⚠⚠ -
1876 Substrings of Size Three with Distinct Characters
-
1877 Minimize Maximum Pair Sum in Array
⚠⚠ -
1878 Get Biggest Three Rhombus Sums in a Grid
⚠⚠ -
1879 Minimum XOR Sum of Two Arrays
⚠⚠⚠ -
1880 Check if Word Equals Summation of Two Words
-
1881 Maximum Value after Insertion
⚠⚠ -
1882 Process Tasks Using Servers
⚠⚠ -
1883 Minimum Skips to Arrive at Meeting On Time
⚠⚠⚠ -
1884 Egg Drop With 2 Eggs and N Floors
⚠⚠ -
1886 Determine Whether Matrix Can Be Obtained By Rotation
-
1887 Reduction Operations to Make the Array Elements Equal
⚠⚠ -
1888 Minimum Number of Flips to Make the Binary String Alternating
⚠⚠ -
1889 Minimum Space Wasted From Packaging
⚠⚠⚠ -
1893 Check if All the Integers in a Range Are Covered
-
1894 Find the Student that Will Replace the Chalk
⚠⚠ -
1895 Largest Magic Square
⚠⚠ -
1896 Minimum Cost to Change the Final Value of Expression
⚠⚠⚠ -
1897 Redistribute Characters to Make All Strings Equal
-
1898 Maximum Number of Removable Characters
⚠⚠ -
1899 Merge Triplets to Form Target Triplet
⚠⚠ -
1900 The Earliest and Latest Rounds Where Players Compete
⚠⚠⚠ -
1901 Find a Peak Element II
⚠⚠ -
1903 Largest Odd Number in String
-
1904 The Number of Full Rounds You Have Played
⚠⚠ -
1905 Count Sub Islands
⚠⚠ -
1906 Minimum Absolute Difference Queries
⚠⚠ -
1909 Remove One Element to Make the Array Strictly Increasing
-
1910 Remove All Occurrences of a Substring
⚠⚠ -
1911 Maximum Alternating Subsequence Sum
⚠⚠ -
1912 Design Movie Rental System
⚠⚠⚠ -
1913 Maximum Product Difference Between Two Pairs
-
1914 Cyclically Rotating a Grid
⚠⚠ -
1915 Number of Wonderful Substrings
⚠⚠ -
1916 Count Ways to Build Rooms in an Ant Colony
⚠⚠⚠ -
1920 Build Array from Permutation
-
1921 Eliminate Maximum Number of Monsters
⚠⚠ -
1922 Count Good Numbers
⚠⚠ -
1923 Longest Common Subpath
⚠⚠⚠ -
1925 Count Square Sum Triples
-
1926 Nearest Exit from Entrance in Maze
⚠⚠ -
1927 Sum Game
⚠⚠ -
1928 Minimum Cost to Reach Destination in Time
⚠⚠⚠ -
1929 Concatenation of Array
-
1930 Unique Length-3 Palindromic Subsequences
⚠⚠ -
1931 Painting a Grid With Three Different Colors
⚠⚠⚠ -
1932 Merge BSTs to Create Single BST
⚠⚠⚠ -
1935 Maximum Number of Words You Can Type
-
1936 Add Minimum Number of Rungs
⚠⚠ -
1937 Maximum Number of Points with Cost
⚠⚠ -
1938 Maximum Genetic Difference Query
⚠⚠⚠ -
1941 Check if All Characters Have Equal Number of Occurrences
-
1942 The Number of the Smallest Unoccupied Chair
⚠⚠ -
1943 Describe the Painting
⚠⚠ -
1944 Number of Visible People in a Queue
⚠⚠⚠ -
1945 Sum of Digits of String After Convert
-
1946 Largest Number After Mutating Substring
⚠⚠ -
1947 Maximum Compatibility Score Sum
⚠⚠ -
1948 Delete Duplicate Folders in System
⚠⚠⚠ -
1952 Three Divisors
-
1953 Maximum Number of Weeks for Which You Can Work
⚠⚠ -
1954 Minimum Garden Perimeter to Collect Enough Apples
⚠⚠ -
1955 Count Number of Special Subsequences
⚠⚠⚠ -
1957 Delete Characters to Make Fancy String
-
1958 Check if Move is Legal
⚠⚠ -
1959 Minimum Total Space Wasted With K Resizing Operations
⚠⚠ -
1960 Maximum Product of the Length of Two Palindromic Substrings
⚠⚠⚠ -
1961 Check If String Is a Prefix of Array
-
1962 Remove Stones to Minimize the Total
⚠⚠ -
1963 Minimum Number of Swaps to Make the String Balanced
⚠⚠ -
1964 Find the Longest Valid Obstacle Course at Each Position
⚠⚠⚠ -
1967 Number of Strings That Appear as Substrings in Word
-
1968 Array With Elements Not Equal to Average of Neighbors
⚠⚠ -
1969 Minimum Non-Zero Product of the Array Elements
⚠⚠ -
1970 Last Day Where You Can Still Cross
⚠⚠⚠ -
1971 Find if Path Exists in Graph
-
1974 Minimum Time to Type Word Using Special Typewriter
-
1975 Maximum Matrix Sum
⚠⚠ -
1976 Number of Ways to Arrive at Destination
⚠⚠ -
1977 Number of Ways to Separate Numbers
⚠⚠⚠ -
1979 Find Greatest Common Divisor of Array
-
1980 Find Unique Binary String
⚠⚠ -
1981 Minimize the Difference Between Target and Chosen Elements
⚠⚠ -
1982 Find Array Given Subset Sums
⚠⚠⚠ -
1984 Minimum Difference Between Highest and Lowest of K Scores
-
1985 Find the Kth Largest Integer in the Array
⚠⚠ -
1986 Minimum Number of Work Sessions to Finish the Tasks
⚠⚠ -
1987 Number of Unique Good Subsequences
⚠⚠⚠ -
1991 Find the Middle Index in Array
-
1992 Find All Groups of Farmland
⚠⚠ -
1993 Operations on Tree
⚠⚠ -
1994 The Number of Good Subsets
⚠⚠⚠ -
1995 Count Special Quadruplets
-
1996 The Number of Weak Characters in the Game
⚠⚠ -
1997 First Day Where You Have Been in All the Rooms
⚠⚠ -
1998 GCD Sort of an Array
⚠⚠⚠ -
2000 Reverse Prefix of Word
-
2001 Number of Pairs of Interchangeable Rectangles
⚠⚠ -
2002 Maximum Product of the Length of Two Palindromic Subsequences
⚠⚠ -
2003 Smallest Missing Genetic Value in Each Subtree
⚠⚠⚠ -
2006 Count Number of Pairs With Absolute Difference K
-
2007 Find Original Array From Doubled Array
⚠⚠ -
2008 Maximum Earnings From Taxi
⚠⚠ -
2009 Minimum Number of Operations to Make Array Continuous
⚠⚠⚠ -
2011 Final Value of Variable After Performing Operations
-
2012 Sum of Beauty in the Array
⚠⚠ -
2013 Detect Squares
⚠⚠ -
2014 Longest Subsequence Repeated k Times
⚠⚠⚠ -
2016 Maximum Difference Between Increasing Elements
-
2017 Grid Game
⚠⚠ -
2018 Check if Word Can Be Placed In Crossword
⚠⚠ -
2019 The Score of Students Solving Math Expression
⚠⚠⚠ -
2022 Convert 1D Array Into 2D Array
-
2023 Number of Pairs of Strings With Concatenation Equal to Target
⚠⚠ -
2024 Maximize the Confusion of an Exam
⚠⚠ -
2025 Maximum Number of Ways to Partition an Array
⚠⚠⚠ -
2027 Minimum Moves to Convert String
-
2028 Find Missing Observations
⚠⚠ -
2029 Stone Game IX
⚠⚠ -
2030 Smallest K-Length Subsequence With Occurrences of a Letter
⚠⚠⚠ -
2032 Two Out of Three
-
2033 Minimum Operations to Make a Uni-Value Grid
⚠⚠ -
2034 Stock Price Fluctuation
⚠⚠ -
2035 Partition Array Into Two Arrays to Minimize Sum Difference
⚠⚠⚠ -
2037 Minimum Number of Moves to Seat Everyone
-
2038 Remove Colored Pieces if Both Neighbors are the Same Color
⚠⚠ -
2039 The Time When the Network Becomes Idle
⚠⚠ -
2040 Kth Smallest Product of Two Sorted Arrays
⚠⚠⚠ -
2042 Check if Numbers Are Ascending in a Sentence
-
2043 Simple Bank System
⚠⚠ -
2044 Count Number of Maximum Bitwise-OR Subsets
⚠⚠ -
2045 Second Minimum Time to Reach Destination
⚠⚠⚠ -
2047 Number of Valid Words in a Sentence
-
2048 Next Greater Numerically Balanced Number
⚠⚠ -
2049 Count Nodes With the Highest Score
⚠⚠ -
2050 Parallel Courses III
⚠⚠⚠ -
2053 Kth Distinct String in an Array
-
2054 Two Best Non-Overlapping Events
⚠⚠ -
2055 Plates Between Candles
⚠⚠ -
2056 Number of Valid Move Combinations On Chessboard
⚠⚠⚠ -
2057 Smallest Index With Equal Value
-
2058 Find the Minimum and Maximum Number of Nodes Between Critical Points
⚠⚠ -
2059 Minimum Operations to Convert Number
⚠⚠ -
2060 Check if an Original String Exists Given Two Encoded Strings
⚠⚠⚠ -
2062 Count Vowel Substrings of a String
-
2063 Vowels of All Substrings
⚠⚠ -
2064 Minimized Maximum of Products Distributed to Any Store
⚠⚠ -
2065 Maximum Path Quality of a Graph
⚠⚠⚠ -
2068 Check Whether Two Strings are Almost Equivalent
-
2069 Walking Robot Simulation II
⚠⚠ -
2070 Most Beautiful Item for Each Query
⚠⚠ -
2071 Maximum Number of Tasks You Can Assign
⚠⚠⚠ -
2073 Time Needed to Buy Tickets
-
2074 Reverse Nodes in Even Length Groups
⚠⚠ -
2075 Decode the Slanted Ciphertext
⚠⚠ -
2076 Process Restricted Friend Requests
⚠⚠⚠ -
2078 Two Furthest Houses With Different Colors
-
2079 Watering Plants
⚠⚠ -
2080 Range Frequency Queries
⚠⚠ -
2081 Sum of k-Mirror Numbers
⚠⚠⚠ -
2085 Count Common Words With One Occurrence
-
2086 Minimum Number of Food Buckets to Feed the Hamsters
⚠⚠ -
2087 Minimum Cost Homecoming of a Robot in a Grid
⚠⚠ -
2088 Count Fertile Pyramids in a Land
⚠⚠⚠ -
2089 Find Target Indices After Sorting Array
-
2090 K Radius Subarray Averages
⚠⚠ -
2091 Removing Minimum and Maximum From Array
⚠⚠ -
2092 Find All People With Secret
⚠⚠⚠ -
2094 Finding 3-Digit Even Numbers
-
2095 Delete the Middle Node of a Linked List
⚠⚠ -
2096 Step-By-Step Directions From a Binary Tree Node to Another
⚠⚠ -
2097 Valid Arrangement of Pairs
⚠⚠⚠ -
2099 Find Subsequence of Length K With the Largest Sum
-
2100 Find Good Days to Rob the Bank
⚠⚠ -
2101 Detonate the Maximum Bombs
⚠⚠ -
2102 Sequentially Ordinal Rank Tracker
⚠⚠⚠ -
2103 Rings and Rods
-
2104 Sum of Subarray Ranges
⚠⚠ -
2105 Watering Plants II
⚠⚠ -
2106 Maximum Fruits Harvested After at Most K Steps
⚠⚠⚠ -
2108 Find First Palindromic String in the Array
-
2109 Adding Spaces to a String
⚠⚠ -
2110 Number of Smooth Descent Periods of a Stock
⚠⚠ -
2111 Minimum Operations to Make the Array K-Increasing
⚠⚠⚠ -
2114 Maximum Number of Words Found in Sentences
-
2115 Find All Possible Recipes from Given Supplies
⚠⚠ -
2116 Check if a Parentheses String Can Be Valid
⚠⚠ -
2117 Abbreviating the Product of a Range
⚠⚠⚠ -
2119 A Number After a Double Reversal
-
2120 Execution of All Suffix Instructions Staying in a Grid
⚠⚠ -
2121 Intervals Between Identical Elements
⚠⚠ -
2122 Recover the Original Array
⚠⚠⚠ -
2124 Check if All A's Appears Before All B's
-
2125 Number of Laser Beams in a Bank
⚠⚠ -
2126 Destroying Asteroids
⚠⚠ -
2127 Maximum Employees to Be Invited to a Meeting
⚠⚠⚠ -
2129 Capitalize the Title
-
2130 Maximum Twin Sum of a Linked List
⚠⚠ -
2131 Longest Palindrome by Concatenating Two Letter Words
⚠⚠ -
2132 Stamping the Grid
⚠⚠⚠ -
2133 Check if Every Row and Column Contains All Numbers
-
2134 Minimum Swaps to Group All 1's Together II
⚠⚠ -
2135 Count Words Obtained After Adding a Letter
⚠⚠ -
2136 Earliest Possible Day of Full Bloom
⚠⚠⚠ -
2138 Divide a String Into Groups of Size k
-
2139 Minimum Moves to Reach Target Score
⚠⚠ -
2140 Solving Questions With Brainpower
⚠⚠ -
2141 Maximum Running Time of N Computers
⚠⚠⚠ -
2144 Minimum Cost of Buying Candies With Discount
-
2145 Count the Hidden Sequences
⚠⚠ -
2146 K Highest Ranked Items Within a Price Range
⚠⚠ -
2147 Number of Ways to Divide a Long Corridor
⚠⚠⚠ -
2148 Count Elements With Strictly Smaller and Greater Elements
-
2149 Rearrange Array Elements by Sign
⚠⚠ -
2150 Find All Lonely Numbers in the Array
⚠⚠ -
2151 Maximum Good People Based on Statements
⚠⚠⚠ -
2154 Keep Multiplying Found Values by Two
-
2155 All Divisions With the Highest Score of a Binary Array
⚠⚠ -
2156 Find Substring With Given Hash Value
⚠⚠⚠ -
2157 Groups of Strings
⚠⚠⚠ -
2160 Minimum Sum of Four Digit Number After Splitting Digits
-
2161 Partition Array According to Given Pivot
⚠⚠ -
2162 Minimum Cost to Set Cooking Time
⚠⚠ -
2163 Minimum Difference in Sums After Removal of Elements
⚠⚠⚠ -
2164 Sort Even and Odd Indices Independently
-
2165 Smallest Value of the Rearranged Number
⚠⚠ -
2166 Design Bitset
⚠⚠ -
2167 Minimum Time to Remove All Cars Containing Illegal Goods
⚠⚠⚠ -
2169 Count Operations to Obtain Zero
-
2170 Minimum Operations to Make the Array Alternating
⚠⚠ -
2171 Removing Minimum Number of Magic Beans
⚠⚠ -
2172 Maximum AND Sum of Array
⚠⚠⚠ -
2176 Count Equal and Divisible Pairs in an Array
-
2177 Find Three Consecutive Integers That Sum to a Given Number
⚠⚠ -
2178 Maximum Split of Positive Even Integers
⚠⚠ -
2179 Count Good Triplets in an Array
⚠⚠⚠ -
2180 Count Integers With Even Digit Sum
-
2181 Merge Nodes in Between Zeros
⚠⚠ -
2182 Construct String With Repeat Limit
⚠⚠ -
2183 Count Array Pairs Divisible by K
⚠⚠⚠ -
2185 Counting Words With a Given Prefix
-
2186 Minimum Number of Steps to Make Two Strings Anagram II
⚠⚠ -
2187 Minimum Time to Complete Trips
⚠⚠ -
2188 Minimum Time to Finish the Race
⚠⚠⚠ -
2190 Most Frequent Number Following Key In an Array
-
2191 Sort the Jumbled Numbers
⚠⚠ -
2192 All Ancestors of a Node in a Directed Acyclic Graph
⚠⚠ -
2193 Minimum Number of Moves to Make Palindrome
⚠⚠⚠ -
2194 Cells in a Range on an Excel Sheet
-
2195 Append K Integers With Minimal Sum
⚠⚠ -
2196 Create Binary Tree From Descriptions
⚠⚠ -
2197 Replace Non-Coprime Numbers in Array
⚠⚠⚠ -
2200 Find All K-Distant Indices in an Array
-
2201 Count Artifacts That Can Be Extracted
⚠⚠ -
2202 Maximize the Topmost Element After K Moves
⚠⚠ -
2203 Minimum Weighted Subgraph With the Required Paths
⚠⚠⚠ -
2206 Divide Array Into Equal Pairs
-
2207 Maximize Number of Subsequences in a String
⚠⚠ -
2208 Minimum Operations to Halve Array Sum
⚠⚠ -
2209 Minimum White Tiles After Covering With Carpets
⚠⚠⚠ -
2210 Count Hills and Valleys in an Array
-
2211 Count Collisions on a Road
⚠⚠ -
2212 Maximum Points in an Archery Competition
⚠⚠ -
2213 Longest Substring of One Repeating Character
⚠⚠⚠ -
2215 Find the Difference of Two Arrays
-
2216 Minimum Deletions to Make Array Beautiful
⚠⚠ -
2217 Find Palindrome With Fixed Length
⚠⚠ -
2218 Maximum Value of K Coins From Piles
⚠⚠⚠ -
2220 Minimum Bit Flips to Convert Number
-
2221 Find Triangular Sum of an Array
⚠⚠ -
2222 Number of Ways to Select Buildings
⚠⚠ -
2223 Sum of Scores of Built Strings
⚠⚠⚠ -
2224 Minimum Number of Operations to Convert Time
-
2225 Find Players With Zero or One Losses
⚠⚠ -
2226 Maximum Candies Allocated to K Children
⚠⚠ -
2227 Encrypt and Decrypt Strings
⚠⚠⚠ -
2231 Largest Number After Digit Swaps by Parity
-
2232 Minimize Result by Adding Parentheses to Expression
⚠⚠ -
2233 Maximum Product After K Increments
⚠⚠ -
2234 Maximum Total Beauty of the Gardens
⚠⚠⚠ -
2235 Add Two Integers
-
2236 Root Equals Sum of Children
-
2239 Find Closest Number to Zero
-
2240 Number of Ways to Buy Pens and Pencils
⚠⚠ -
2241 Design an ATM Machine
⚠⚠ -
2242 Maximum Score of a Node Sequence
⚠⚠⚠ -
2243 Calculate Digit Sum of a String
-
2244 Minimum Rounds to Complete All Tasks
⚠⚠ -
2245 Maximum Trailing Zeros in a Cornered Path
⚠⚠ -
2246 Longest Path With Different Adjacent Characters
⚠⚠⚠ -
2248 Intersection of Multiple Arrays
-
2249 Count Lattice Points Inside a Circle
⚠⚠ -
2250 Count Number of Rectangles Containing Each Point
⚠⚠ -
2251 Number of Flowers in Full Bloom
⚠⚠⚠ -
2255 Count Prefixes of a Given String
-
2256 Minimum Average Difference
⚠⚠ -
2257 Count Unguarded Cells in the Grid
⚠⚠ -
2258 Escape the Spreading Fire
⚠⚠⚠ -
2259 Remove Digit From Number to Maximize Result
-
2260 Minimum Consecutive Cards to Pick Up
⚠⚠ -
2261 K Divisible Elements Subarrays
⚠⚠ -
2262 Total Appeal of A String
⚠⚠⚠ -
2264 Largest 3-Same-Digit Number in String
-
2265 Count Nodes Equal to Average of Subtree
⚠⚠ -
2266 Count Number of Texts
⚠⚠ -
2267 Check if There Is a Valid Parentheses String Path
⚠⚠⚠ -
2269 Find the K-Beauty of a Number
-
2270 Number of Ways to Split Array
⚠⚠ -
2271 Maximum White Tiles Covered by a Carpet
⚠⚠ -
2272 Substring With Largest Variance
⚠⚠⚠ -
2273 Find Resultant Array After Removing Anagrams
-
2274 Maximum Consecutive Floors Without Special Floors
⚠⚠ -
2275 Largest Combination With Bitwise AND Greater Than Zero
⚠⚠ -
2276 Count Integers in Intervals
⚠⚠⚠ -
2278 Percentage of Letter in String
-
2279 Maximum Bags With Full Capacity of Rocks
⚠⚠ -
2280 Minimum Lines to Represent a Line Chart
⚠⚠ -
2281 Sum of Total Strength of Wizards
⚠⚠⚠ -
2283 Check if Number Has Equal Digit Count and Digit Value
-
2284 Sender With Largest Word Count
⚠⚠ -
2285 Maximum Total Importance of Roads
⚠⚠ -
2286 Booking Concert Tickets in Groups
⚠⚠⚠ -
2287 Rearrange Characters to Make Target String
-
2288 Apply Discount to Prices
⚠⚠ -
2289 Steps to Make Array Non-decreasing
⚠⚠ -
2290 Minimum Obstacle Removal to Reach Corner
⚠⚠⚠ -
2293 Min Max Game
-
2294 Partition Array Such That Maximum Difference Is K
⚠⚠ -
2295 Replace Elements in an Array
⚠⚠ -
2296 Design a Text Editor
⚠⚠⚠ -
2299 Strong Password Checker II
-
2300 Successful Pairs of Spells and Potions
⚠⚠ -
2301 Match Substring After Replacement
⚠⚠⚠ -
2302 Count Subarrays With Score Less Than K
⚠⚠⚠ -
2303 Calculate Amount Paid in Taxes
-
2304 Minimum Path Cost in a Grid
⚠⚠ -
2305 Fair Distribution of Cookies
⚠⚠ -
2306 Naming a Company
⚠⚠⚠ -
2309 Greatest English Letter in Upper and Lower Case
-
2310 Sum of Numbers With Units Digit K
⚠⚠ -
2311 Longest Binary Subsequence Less Than or Equal to K
⚠⚠ -
2312 Selling Pieces of Wood
⚠⚠⚠ -
2315 Count Asterisks
-
2316 Count Unreachable Pairs of Nodes in an Undirected Graph
⚠⚠ -
2317 Maximum XOR After Operations
⚠⚠ -
2318 Number of Distinct Roll Sequences
⚠⚠⚠ -
2319 Check if Matrix Is X-Matrix
-
2320 Count Number of Ways to Place Houses
⚠⚠ -
2321 Maximum Score Of Spliced Array
⚠⚠⚠ -
2322 Minimum Score After Removals on a Tree
⚠⚠⚠ -
2325 Decode the Message
-
2326 Spiral Matrix IV
⚠⚠ -
2327 Number of People Aware of a Secret
⚠⚠ -
2328 Number of Increasing Paths in a Grid
⚠⚠⚠ -
2331 Evaluate Boolean Binary Tree
-
2332 The Latest Time to Catch a Bus
⚠⚠ -
2333 Minimum Sum of Squared Difference
⚠⚠ -
2334 Subarray With Elements Greater Than Varying Threshold
⚠⚠⚠ -
2335 Minimum Amount of Time to Fill Cups
-
2336 Smallest Number in Infinite Set
⚠⚠ -
2337 Move Pieces to Obtain a String
⚠⚠ -
2338 Count the Number of Ideal Arrays
⚠⚠⚠ -
2341 Maximum Number of Pairs in Array
-
2342 Max Sum of a Pair With Equal Sum of Digits
⚠⚠ -
2343 Query Kth Smallest Trimmed Number
⚠⚠ -
2344 Minimum Deletions to Make Array Divisible
⚠⚠⚠ -
2347 Best Poker Hand
-
2348 Number of Zero-Filled Subarrays
⚠⚠ -
2349 Design a Number Container System
⚠⚠ -
2350 Shortest Impossible Sequence of Rolls
⚠⚠⚠ -
2351 First Letter to Appear Twice
-
2352 Equal Row and Column Pairs
⚠⚠ -
2353 Design a Food Rating System
⚠⚠ -
2354 Number of Excellent Pairs
⚠⚠⚠ -
2357 Make Array Zero by Subtracting Equal Amounts
-
2358 Maximum Number of Groups Entering a Competition
⚠⚠ -
2359 Find Closest Node to Given Two Nodes
⚠⚠ -
2360 Longest Cycle in a Graph
⚠⚠⚠ -
2363 Merge Similar Items
-
2364 Count Number of Bad Pairs
⚠⚠ -
2365 Task Scheduler II
⚠⚠ -
2366 Minimum Replacements to Sort the Array
⚠⚠⚠ -
2367 Number of Arithmetic Triplets
-
2368 Reachable Nodes With Restrictions
⚠⚠ -
2369 Check if There is a Valid Partition For The Array
⚠⚠ -
2370 Longest Ideal Subsequence
⚠⚠ -
2373 Largest Local Values in a Matrix
-
2374 Node With Highest Edge Score
⚠⚠ -
2375 Construct Smallest Number From DI String
⚠⚠ -
2376 Count Special Integers
⚠⚠⚠ -
2379 Minimum Recolors to Get K Consecutive Black Blocks
-
2380 Time Needed to Rearrange a Binary String
⚠⚠ -
2381 Shifting Letters II
⚠⚠ -
2382 Maximum Segment Sum After Removals
⚠⚠⚠ -
2383 Minimum Hours of Training to Win a Competition
-
2384 Largest Palindromic Number
⚠⚠ -
2385 Amount of Time for Binary Tree to Be Infected
⚠⚠ -
2386 Find the K-Sum of an Array
⚠⚠⚠ -
2389 Longest Subsequence With Limited Sum
-
2390 Removing Stars From a String
⚠⚠ -
2391 Minimum Amount of Time to Collect Garbage
⚠⚠ -
2392 Build a Matrix With Conditions
⚠⚠⚠ -
2395 Find Subarrays With Equal Sum
-
2396 Strictly Palindromic Number
⚠⚠ -
2397 Maximum Rows Covered by Columns
⚠⚠ -
2398 Maximum Number of Robots Within Budget
⚠⚠⚠ -
2399 Check Distances Between Same Letters
-
2400 Number of Ways to Reach a Position After Exactly k Steps
⚠⚠ -
2401 Longest Nice Subarray
⚠⚠ -
2402 Meeting Rooms III
⚠⚠⚠ -
2404 Most Frequent Even Element
-
2405 Optimal Partition of String
⚠⚠ -
2406 Divide Intervals Into Minimum Number of Groups
⚠⚠ -
2407 Longest Increasing Subsequence II
⚠⚠⚠ -
2409 Count Days Spent Together
-
2410 Maximum Matching of Players With Trainers
⚠⚠ -
2411 Smallest Subarrays With Maximum Bitwise OR
⚠⚠ -
2412 Minimum Money Required Before Transactions
⚠⚠⚠ -
2413 Smallest Even Multiple
-
2414 Length of the Longest Alphabetical Continuous Substring
⚠⚠ -
2415 Reverse Odd Levels of Binary Tree
⚠⚠ -
2416 Sum of Prefix Scores of Strings
⚠⚠⚠ -
2418 Sort the People
-
2419 Longest Subarray With Maximum Bitwise AND
⚠⚠ -
2420 Find All Good Indices
⚠⚠ -
2421 Number of Good Paths
⚠⚠⚠ -
2423 Remove Letter To Equalize Frequency
-
2424 Longest Uploaded Prefix
⚠⚠ -
2425 Bitwise XOR of All Pairings
⚠⚠ -
2426 Number of Pairs Satisfying Inequality
⚠⚠⚠ -
2427 Number of Common Factors
-
2428 Maximum Sum of an Hourglass
⚠⚠ -
2429 Minimize XOR
⚠⚠ -
2430 Maximum Deletions on a String
⚠⚠⚠ -
2432 The Employee That Worked on the Longest Task
-
2433 Find The Original Array of Prefix Xor
⚠⚠ -
2434 Using a Robot to Print the Lexicographically Smallest String
⚠⚠ -
2435 Paths in Matrix Whose Sum Is Divisible by K
⚠⚠⚠ -
2437 Number of Valid Clock Times
-
2438 Range Product Queries of Powers
⚠⚠ -
2439 Minimize Maximum of Array
⚠⚠ -
2440 Create Components With Same Value
⚠⚠⚠ -
2441 Largest Positive Integer That Exists With Its Negative
-
2442 Count Number of Distinct Integers After Reverse Operations
⚠⚠ -
2443 Sum of Number and Its Reverse
⚠⚠ -
2444 Count Subarrays With Fixed Bounds
⚠⚠⚠ -
2446 Determine if Two Events Have Conflict
-
2447 Number of Subarrays With GCD Equal to K
⚠⚠ -
2448 Minimum Cost to Make Array Equal
⚠⚠⚠ -
2449 Minimum Number of Operations to Make Arrays Similar
⚠⚠⚠ -
2451 Odd String Difference
-
2452 Words Within Two Edits of Dictionary
⚠⚠ -
2453 Destroy Sequential Targets
⚠⚠ -
2454 Next Greater Element IV
⚠⚠⚠ -
2455 Average Value of Even Numbers That Are Divisible by Three
-
2456 Most Popular Video Creator
⚠⚠ -
2457 Minimum Addition to Make Integer Beautiful
⚠⚠ -
2458 Height of Binary Tree After Subtree Removal Queries
⚠⚠⚠ -
2460 Apply Operations to an Array
-
2461 Maximum Sum of Distinct Subarrays With Length K
⚠⚠ -
2462 Total Cost to Hire K Workers
⚠⚠ -
2463 Minimum Total Distance Traveled
⚠⚠⚠ -
2465 Number of Distinct Averages
-
2466 Count Ways To Build Good Strings
⚠⚠ -
2467 Most Profitable Path in a Tree
⚠⚠ -
2468 Split Message Based on Limit
⚠⚠⚠ -
2469 Convert the Temperature
-
2470 Number of Subarrays With LCM Equal to K
⚠⚠ -
2471 Minimum Number of Operations to Sort a Binary Tree by Level
⚠⚠ -
2472 Maximum Number of Non-overlapping Palindrome Substrings
⚠⚠⚠ -
2475 Number of Unequal Triplets in Array
-
2476 Closest Nodes Queries in a Binary Search Tree
⚠⚠ -
2477 Minimum Fuel Cost to Report to the Capital
⚠⚠ -
2478 Number of Beautiful Partitions
⚠⚠⚠ -
2481 Minimum Cuts to Divide a Circle
-
2482 Difference Between Ones and Zeros in Row and Column
⚠⚠ -
2483 Minimum Penalty for a Shop
⚠⚠ -
2484 Count Palindromic Subsequences
⚠⚠⚠ -
2485 Find the Pivot Integer
-
2486 Append Characters to String to Make Subsequence
⚠⚠ -
2487 Remove Nodes From Linked List
⚠⚠ -
2488 Count Subarrays With Median K
⚠⚠⚠ -
2490 Circular Sentence
-
2491 Divide Players Into Teams of Equal Skill
⚠⚠ -
2492 Minimum Score of a Path Between Two Cities
⚠⚠ -
2493 Divide Nodes Into the Maximum Number of Groups
⚠⚠⚠ -
2496 Maximum Value of a String in an Array
-
2497 Maximum Star Sum of a Graph
⚠⚠ -
2498 Frog Jump II
⚠⚠ -
2499 Minimum Total Cost to Make Arrays Unequal
⚠⚠⚠ -
2500 Delete Greatest Value in Each Row
-
2501 Longest Square Streak in an Array
⚠⚠ -
2502 Design Memory Allocator
⚠⚠ -
2503 Maximum Number of Points From Grid Queries
⚠⚠⚠ -
2506 Count Pairs Of Similar Strings
-
2507 Smallest Value After Replacing With Sum of Prime Factors
⚠⚠ -
2508 Add Edges to Make Degrees of All Nodes Even
⚠⚠⚠ -
2509 Cycle Length Queries in a Tree
⚠⚠⚠ -
2511 Maximum Enemy Forts That Can Be Captured
-
2512 Reward Top K Students
⚠⚠ -
2513 Minimize the Maximum of Two Arrays
⚠⚠ -
2514 Count Anagrams
⚠⚠⚠ -
2515 Shortest Distance to Target String in a Circular Array
-
2516 Take K of Each Character From Left and Right
⚠⚠ -
2517 Maximum Tastiness of Candy Basket
⚠⚠ -
2518 Number of Great Partitions
⚠⚠⚠ -
2520 Count the Digits That Divide a Number
-
2521 Distinct Prime Factors of Product of Array
⚠⚠ -
2522 Partition String Into Substrings With Values at Most K
⚠⚠ -
2523 Closest Prime Numbers in Range
⚠⚠ -
2525 Categorize Box According to Criteria
-
2526 Find Consecutive Integers from a Data Stream
⚠⚠ -
2527 Find Xor-Beauty of Array
⚠⚠ -
2528 Maximize the Minimum Powered City
⚠⚠⚠ -
2529 Maximum Count of Positive Integer and Negative Integer
-
2530 Maximal Score After Applying K Operations
⚠⚠ -
2531 Make Number of Distinct Characters Equal
⚠⚠ -
2532 Time to Cross a Bridge
⚠⚠⚠ -
2535 Difference Between Element Sum and Digit Sum of an Array
-
2536 Increment Submatrices by One
⚠⚠ -
2537 Count the Number of Good Subarrays
⚠⚠ -
2538 Difference Between Maximum and Minimum Price Sum
⚠⚠⚠ -
2540 Minimum Common Value
-
2541 Minimum Operations to Make Array Equal II
⚠⚠ -
2542 Maximum Subsequence Score
⚠⚠ -
2543 Check if Point Is Reachable
⚠⚠⚠ -
2544 Alternating Digit Sum
-
2545 Sort the Students by Their Kth Score
⚠⚠ -
2546 Apply Bitwise Operations to Make Strings Equal
⚠⚠ -
2547 Minimum Cost to Split an Array
⚠⚠⚠ -
2549 Count Distinct Numbers on Board
-
2550 Count Collisions of Monkeys on a Polygon
⚠⚠ -
2551 Put Marbles in Bags
⚠⚠⚠ -
2552 Count Increasing Quadruplets
⚠⚠⚠ -
2553 Separate the Digits in an Array
-
2554 Maximum Number of Integers to Choose From a Range I
⚠⚠ -
2555 Maximize Win From Two Segments
⚠⚠ -
2556 Disconnect Path in a Binary Matrix by at Most One Flip
⚠⚠ -
2558 Take Gifts From the Richest Pile
-
2559 Count Vowel Strings in Ranges
⚠⚠ -
2560 House Robber IV
⚠⚠ -
2561 Rearranging Fruits
⚠⚠⚠ -
2562 Find the Array Concatenation Value
-
2563 Count the Number of Fair Pairs
⚠⚠ -
2564 Substring XOR Queries
⚠⚠ -
2565 Subsequence With the Minimum Score
⚠⚠⚠ -
2566 Maximum Difference by Remapping a Digit
-
2567 Minimum Score by Changing Two Elements
⚠⚠ -
2568 Minimum Impossible OR
⚠⚠ -
2569 Handling Sum Queries After Update
⚠⚠⚠ -
2570 Merge Two 2D Arrays by Summing Values
-
2571 Minimum Operations to Reduce an Integer to 0
⚠⚠ -
2572 Count the Number of Square-Free Subsets
⚠⚠ -
2573 Find the String with LCP
⚠⚠⚠ -
2574 Left and Right Sum Differences
-
2575 Find the Divisibility Array of a String
⚠⚠ -
2576 Find the Maximum Number of Marked Indices
⚠⚠ -
2577 Minimum Time to Visit a Cell In a Grid
⚠⚠⚠ -
2578 Split With Minimum Sum
-
2579 Count Total Number of Colored Cells
⚠⚠ -
2580 Count Ways to Group Overlapping Ranges
⚠⚠ -
2581 Count Number of Possible Root Nodes
⚠⚠⚠ -
2582 Pass the Pillow
-
2583 Kth Largest Sum in a Binary Tree
⚠⚠ -
2584 Split the Array to Make Coprime Products
⚠⚠⚠ -
2585 Number of Ways to Earn Points
⚠⚠⚠ -
2586 Count the Number of Vowel Strings in Range
-
2587 Rearrange Array to Maximize Prefix Score
⚠⚠ -
2588 Count the Number of Beautiful Subarrays
⚠⚠ -
2589 Minimum Time to Complete All Tasks
⚠⚠⚠ -
2591 Distribute Money to Maximum Children
-
2592 Maximize Greatness of an Array
⚠⚠ -
2593 Find Score of an Array After Marking All Elements
⚠⚠ -
2594 Minimum Time to Repair Cars
⚠⚠ -
2595 Number of Even and Odd Bits
-
2596 Check Knight Tour Configuration
⚠⚠ -
2597 The Number of Beautiful Subsets
⚠⚠ -
2598 Smallest Missing Non-negative Integer After Operations
⚠⚠ -
2600 K Items With the Maximum Sum
-
2601 Prime Subtraction Operation
⚠⚠ -
2602 Minimum Operations to Make All Array Elements Equal
⚠⚠ -
2603 Collect Coins in a Tree
⚠⚠⚠ -
2605 Form Smallest Number From Two Digit Arrays
-
2606 Find the Substring With Maximum Cost
⚠⚠ -
2607 Make K-Subarray Sums Equal
⚠⚠ -
2608 Shortest Cycle in a Graph
⚠⚠⚠ -
2609 Find the Longest Balanced Substring of a Binary String
-
2610 Convert an Array Into a 2D Array With Conditions
⚠⚠ -
2611 Mice and Cheese
⚠⚠ -
2612 Minimum Reverse Operations
⚠⚠⚠ -
2614 Prime In Diagonal
-
2615 Sum of Distances
⚠⚠ -
2616 Minimize the Maximum Difference of Pairs
⚠⚠ -
2617 Minimum Number of Visited Cells in a Grid
⚠⚠⚠ -
2639 Find the Width of Columns of a Grid
-
2640 Find the Score of All Prefixes of an Array
⚠⚠ -
2641 Cousins in Binary Tree II
⚠⚠ -
2642 Design Graph With Shortest Path Calculator
⚠⚠⚠ -
2643 Row With Maximum Ones
-
2644 Find the Maximum Divisibility Score
-
2645 Minimum Additions to Make Valid String
⚠⚠ -
2646 Minimize the Total Price of the Trips
⚠⚠⚠ -
2651 Calculate Delayed Arrival Time
-
2652 Sum Multiples
-
2653 Sliding Subarray Beauty
⚠⚠ -
2654 Minimum Number of Operations to Make All Array Elements Equal to 1
⚠⚠ -
2656 Maximum Sum With Exactly K Elements
-
2657 Find the Prefix Common Array of Two Arrays
⚠⚠ -
2658 Maximum Number of Fish in a Grid
⚠⚠ -
2659 Make Array Empty
⚠⚠⚠ -
2660 Determine the Winner of a Bowling Game
-
2661 First Completely Painted Row or Column
⚠⚠ -
2662 Minimum Cost of a Path With Special Roads
⚠⚠ -
2663 Lexicographically Smallest Beautiful String
⚠⚠⚠ -
2670 Find the Distinct Difference Array
-
2671 Frequency Tracker
⚠⚠ -
2672 Number of Adjacent Elements With the Same Color
⚠⚠ -
2673 Make Costs of Paths Equal in a Binary Tree
⚠⚠ -
2678 Number of Senior Citizens
-
2679 Sum in a Matrix
⚠⚠ -
2680 Maximum OR
⚠⚠ -
2681 Power of Heroes
⚠⚠⚠ -
2682 Find the Losers of the Circular Game
-
2683 Neighboring Bitwise XOR
⚠⚠ -
2684 Maximum Number of Moves in a Grid
⚠⚠ -
2685 Count the Number of Complete Components
⚠⚠ -
2696 Minimum String Length After Removing Substrings
-
2697 Lexicographically Smallest Palindrome
-
2698 Find the Punishment Number of an Integer
⚠⚠ -
2699 Modify Graph Edge Weights
⚠⚠⚠ -
2706 Buy Two Chocolates
-
2707 Extra Characters in a String
⚠⚠ -
2708 Maximum Strength of a Group
⚠⚠ -
2709 Greatest Common Divisor Traversal
⚠⚠⚠ -
2710 Remove Trailing Zeros From a String
-
2711 Difference of Number of Distinct Values on Diagonals
⚠⚠ -
2712 Minimum Cost to Make All Characters Equal
⚠⚠ -
2713 Maximum Strictly Increasing Cells in a Matrix
⚠⚠⚠ -
2716 Minimize String Length
-
2717 Semi-Ordered Permutation
-
2718 Sum of Matrix After Queries
⚠⚠ -
2719 Count of Integers
⚠⚠⚠ -
2729 Check if The Number is Fascinating
-
2730 Find the Longest Semi-Repetitive Substring
⚠⚠ -
2731 Movement of Robots
⚠⚠ -
2732 Find a Good Subset of the Matrix
⚠⚠⚠ -
2733 Neither Minimum nor Maximum
-
2734 Lexicographically Smallest String After Substring Operation
⚠⚠ -
2735 Collecting Chocolates
⚠⚠ -
2736 Maximum Sum Queries
⚠⚠⚠ -
2739 Total Distance Traveled
-
2740 Find the Value of the Partition
⚠⚠ -
2741 Special Permutations
⚠⚠ -
2742 Painting the Walls
⚠⚠⚠ -
2744 Find Maximum Number of String Pairs
-
2745 Construct the Longest New String
⚠⚠ -
2746 Decremental String Concatenation
⚠⚠ -
2747 Count Zero Request Servers
⚠⚠ -
2748 Number of Beautiful Pairs
-
2749 Minimum Operations to Make the Integer Zero
⚠⚠ -
2750 Ways to Split Array Into Good Subarrays
⚠⚠ -
2751 Robot Collisions
⚠⚠⚠ -
2760 Longest Even Odd Subarray With Threshold
-
2761 Prime Pairs With Target Sum
⚠⚠ -
2762 Continuous Subarrays
⚠⚠ -
2763 Sum of Imbalance Numbers of All Subarrays
⚠⚠⚠ -
2765 Longest Alternating Subarray
-
2766 Relocate Marbles
⚠⚠ -
2767 Partition String Into Minimum Beautiful Substrings
⚠⚠ -
2768 Number of Black Blocks
⚠⚠ -
2769 Find the Maximum Achievable Number
-
2770 Maximum Number of Jumps to Reach the Last Index
⚠⚠ -
2771 Longest Non-decreasing Subarray From Two Arrays
⚠⚠ -
2772 Apply Operations to Make All Array Elements Equal to Zero
⚠⚠ -
2778 Sum of Squares of Special Elements
-
2779 Maximum Beauty of an Array After Applying Operation
⚠⚠ -
2780 Minimum Index of a Valid Split
⚠⚠ -
2781 Length of the Longest Valid Substring
⚠⚠⚠ -
2784 Check if Array is Good
-
2785 Sort Vowels in a String
⚠⚠ -
2786 Visit Array Positions to Maximize Score
⚠⚠ -
2787 Ways to Express an Integer as Sum of Powers
⚠⚠ -
2788 Split Strings by Separator
-
2789 Largest Element in an Array after Merge Operations
⚠⚠ -
2790 Maximum Number of Groups With Increasing Length
⚠⚠⚠ -
2791 Count Paths That Can Form a Palindrome in a Tree
⚠⚠⚠ -
2798 Number of Employees Who Met the Target
-
2799 Count Complete Subarrays in an Array
⚠⚠ -
2800 Shortest String That Contains Three Strings
⚠⚠ -
2801 Count Stepping Numbers in Range
⚠⚠⚠ -
2806 Account Balance After Rounded Purchase
-
2807 Insert Greatest Common Divisors in Linked List
⚠⚠ -
2808 Minimum Seconds to Equalize a Circular Array
⚠⚠ -
2809 Minimum Time to Make Array Sum At Most x
⚠⚠⚠ -
2810 Faulty Keyboard
-
2811 Check if it is Possible to Split Array
⚠⚠ -
2812 Find the Safest Path in a Grid
⚠⚠ -
2813 Maximum Elegance of a K-Length Subsequence
⚠⚠⚠ -
2815 Max Pair Sum in an Array
-
2816 Double a Number Represented as a Linked List
⚠⚠ -
2817 Minimum Absolute Difference Between Elements With Constraint
⚠⚠ -
2818 Apply Operations to Maximize Score
⚠⚠⚠ -
2824 Count Pairs Whose Sum is Less than Target
-
2825 Make String a Subsequence Using Cyclic Increments
⚠⚠ -
2826 Sorting Three Groups
⚠⚠ -
2827 Number of Beautiful Integers in the Range
⚠⚠⚠ -
2828 Check if a String Is an Acronym of Words
-
2829 Determine the Minimum Sum of a k-avoiding Array
⚠⚠ -
2830 Maximize the Profit as the Salesman
⚠⚠ -
2831 Find the Longest Equal Subarray
⚠⚠ -
2833 Furthest Point From Origin
-
2834 Find the Minimum Possible Sum of a Beautiful Array
⚠⚠ -
2835 Minimum Operations to Form Subsequence With Target Sum
⚠⚠⚠ -
2836 Maximize Value of Function in a Ball Passing Game
⚠⚠⚠ -
2839 Check if Strings Can be Made Equal With Operations I
-
2840 Check if Strings Can be Made Equal With Operations II
⚠⚠ -
2841 Maximum Sum of Almost Unique Subarray
⚠⚠ -
2842 Count K-Subsequences of a String With Maximum Beauty
⚠⚠⚠ -
2843 Count Symmetric Integers
-
2844 Minimum Operations to Make a Special Number
⚠⚠ -
2845 Count of Interesting Subarrays
⚠⚠ -
2846 Minimum Edge Weight Equilibrium Queries in a Tree
⚠⚠⚠ -
2848 Points That Intersect With Cars
-
2849 Determine if a Cell Is Reachable at a Given Time
⚠⚠ -
2850 Minimum Moves to Spread Stones Over Grid
⚠⚠ -
2851 String Transformation
⚠⚠⚠ -
2855 Minimum Right Shifts to Sort the Array
-
2856 Minimum Array Length After Pair Removals
⚠⚠ -
2857 Count Pairs of Points With Distance k
⚠⚠ -
2858 Minimum Edge Reversals So Every Node Is Reachable
⚠⚠⚠ -
2859 Sum of Values at Indices With K Set Bits
-
2860 Happy Students
⚠⚠ -
2861 Maximum Number of Alloys
⚠⚠ -
2862 Maximum Element-Sum of a Complete Subset of Indices
⚠⚠⚠ -
2864 Maximum Odd Binary Number
-
2865 Beautiful Towers I
⚠⚠ -
2866 Beautiful Towers II
⚠⚠ -
2867 Count Valid Paths in a Tree
⚠⚠⚠ -
2869 Minimum Operations to Collect Elements
-
2870 Minimum Number of Operations to Make Array Empty
⚠⚠ -
2871 Split Array Into Maximum Number of Subarrays
⚠⚠ -
2872 Maximum Number of K-Divisible Components
⚠⚠⚠ -
2873 Maximum Value of an Ordered Triplet I
-
2874 Maximum Value of an Ordered Triplet II
⚠⚠ -
2875 Minimum Size Subarray in Infinite Array
⚠⚠ -
2876 Count Visited Nodes in a Directed Graph
⚠⚠⚠ -
2894 Divisible and Non-divisible Sums Difference
-
2895 Minimum Processing Time
⚠⚠ -
2896 Apply Operations to Make Two Strings Equal
⚠⚠ -
2897 Apply Operations on Array to Maximize Sum of Squares
⚠⚠⚠ -
2899 Last Visited Integers
-
2900 Longest Unequal Adjacent Groups Subsequence I
-
2901 Longest Unequal Adjacent Groups Subsequence II
⚠⚠ -
2902 Count of Sub-Multisets With Bounded Sum
⚠⚠⚠ -
2903 Find Indices With Index and Value Difference I
-
2904 Shortest and Lexicographically Smallest Beautiful String
⚠⚠ -
2905 Find Indices With Index and Value Difference II
⚠⚠ -
2906 Construct Product Matrix
⚠⚠ -
2908 Minimum Sum of Mountain Triplets I
-
2909 Minimum Sum of Mountain Triplets II
⚠⚠ -
2910 Minimum Number of Groups to Create a Valid Assignment
⚠⚠ -
2911 Minimum Changes to Make K Semi-palindromes
⚠⚠⚠ -
2913 Subarrays Distinct Element Sum of Squares I
-
2914 Minimum Number of Changes to Make Binary String Beautiful
⚠⚠ -
2915 Length of the Longest Subsequence That Sums to Target
⚠⚠ -
2916 Subarrays Distinct Element Sum of Squares II
⚠⚠⚠ -
2917 Find the K-or of an Array
-
2918 Minimum Equal Sum of Two Arrays After Replacing Zeros
⚠⚠ -
2919 Minimum Increment Operations to Make Array Beautiful
⚠⚠ -
2920 Maximum Points After Collecting Coins From All Nodes
⚠⚠⚠ -
2923 Find Champion I
-
2924 Find Champion II
⚠⚠ -
2925 Maximum Score After Applying Operations on a Tree
⚠⚠ -
2926 Maximum Balanced Subsequence Sum
⚠⚠⚠ -
2928 Distribute Candies Among Children I
-
2929 Distribute Candies Among Children II
⚠⚠ -
2930 Number of Strings Which Can Be Rearranged to Contain Substring
⚠⚠ -
2931 Maximum Spending After Buying Items
⚠⚠⚠ -
2932 Maximum Strong Pair XOR I
-
2933 High-Access Employees
⚠⚠ -
2934 Minimum Operations to Maximize Last Elements in Arrays
⚠⚠ -
2935 Maximum Strong Pair XOR II
⚠⚠⚠ -
2937 Make Three Strings Equal
-
2938 Separate Black and White Balls
⚠⚠ -
2939 Maximum Xor Product
⚠⚠ -
2940 Find Building Where Alice and Bob Can Meet
⚠⚠⚠ -
2942 Find Words Containing Character
-
2943 Maximize Area of Square Hole in Grid
⚠⚠ -
2944 Minimum Number of Coins for Fruits
⚠⚠ -
2945 Find Maximum Non-decreasing Array Length
⚠⚠⚠ -
2946 Matrix Similarity After Cyclic Shifts
-
2947 Count Beautiful Substrings I
⚠⚠ -
2948 Make Lexicographically Smallest Array by Swapping Elements
⚠⚠ -
2949 Count Beautiful Substrings II
⚠⚠⚠ -
2951 Find the Peaks
-
2952 Minimum Number of Coins to be Added
⚠⚠ -
2953 Count Complete Substrings
⚠⚠⚠ -
2954 Count the Number of Infection Sequences
⚠⚠⚠ -
2956 Find Common Elements Between Two Arrays
-
2957 Remove Adjacent Almost-Equal Characters
⚠⚠ -
2958 Length of Longest Subarray With at Most K Frequency
⚠⚠ -
2959 Number of Possible Sets of Closing Branches
⚠⚠⚠ -
2960 Count Tested Devices After Test Operations
-
2961 Double Modular Exponentiation
⚠⚠ -
2962 Count Subarrays Where Max Element Appears at Least K Times
⚠⚠ -
2963 Count the Number of Good Partitions
⚠⚠⚠ -
2965 Find Missing and Repeated Values
-
2966 Divide Array Into Arrays With Max Difference
⚠⚠ -
2967 Minimum Cost to Make Array Equalindromic
⚠⚠ -
2968 Apply Operations to Maximize Frequency Score
⚠⚠⚠ -
2970 Count the Number of Incremovable Subarrays I
-
2971 Find Polygon With the Largest Perimeter
⚠⚠ -
2972 Count the Number of Incremovable Subarrays II
⚠⚠⚠ -
2973 Find Number of Coins to Place in Tree Nodes
⚠⚠⚠ -
2974 Minimum Number Game
-
2975 Maximum Square Area by Removing Fences From a Field
⚠⚠ -
2976 Minimum Cost to Convert String I
⚠⚠ -
2977 Minimum Cost to Convert String II
⚠⚠⚠ -
2980 Check if Bitwise OR Has Trailing Zeros
-
2981 Find Longest Special Substring That Occurs Thrice I
⚠⚠ -
2982 Find Longest Special Substring That Occurs Thrice II
⚠⚠ -
2983 Palindrome Rearrangement Queries
⚠⚠⚠ -
2996 Smallest Missing Integer Greater Than Sequential Prefix Sum
-
2997 Minimum Number of Operations to Make Array XOR Equal to K
⚠⚠ -
2998 Minimum Number of Operations to Make X and Y Equal
⚠⚠ -
2999 Count the Number of Powerful Integers
⚠⚠⚠ -
3000 Maximum Area of Longest Diagonal Rectangle
-
3001 Minimum Moves to Capture The Queen
⚠⚠ -
3002 Maximum Size of a Set After Removals
⚠⚠ -
3003 Maximize the Number of Partitions After Operations
⚠⚠⚠ -
3005 Count Elements With Maximum Frequency
-
3006 Find Beautiful Indices in the Given Array I
⚠⚠ -
3007 Maximum Number That Sum of the Prices Is Less Than or Equal to K
⚠⚠ -
3008 Find Beautiful Indices in the Given Array II
⚠⚠⚠ -
3010 Divide an Array Into Subarrays With Minimum Cost I
-
3011 Find if Array Can Be Sorted
⚠⚠ -
3012 Minimize Length of Array Using Operations
⚠⚠ -
3013 Divide an Array Into Subarrays With Minimum Cost II
⚠⚠⚠ -
3014 Minimum Number of Pushes to Type Word I
-
3015 Count the Number of Houses at a Certain Distance I
⚠⚠ -
3016 Minimum Number of Pushes to Type Word II
⚠⚠ -
3017 Count the Number of Houses at a Certain Distance II
⚠⚠⚠ -
3019 Number of Changing Keys
-
3020 Find the Maximum Number of Elements in Subset
⚠⚠ -
3021 Alice and Bob Playing Flower Game
⚠⚠ -
3022 Minimize OR of Remaining Elements Using Operations
⚠⚠⚠ -
3024 Type of Triangle
-
3025 Find the Number of Ways to Place People I
⚠⚠ -
3026 Maximum Good Subarray Sum
⚠⚠ -
3027 Find the Number of Ways to Place People II
⚠⚠⚠ -
3028 Ant on the Boundary
-
3029 Minimum Time to Revert Word to Initial State I
⚠⚠ -
3030 Find the Grid of Region Average
⚠⚠ -
3031 Minimum Time to Revert Word to Initial State II
⚠⚠⚠ -
3033 Modify the Matrix
-
3034 Number of Subarrays That Match a Pattern I
⚠⚠ -
3035 Maximum Palindromes After Operations
⚠⚠ -
3036 Number of Subarrays That Match a Pattern II
⚠⚠⚠ -
3038 Maximum Number of Operations With the Same Score I
-
3039 Apply Operations to Make String Empty
⚠⚠ -
3040 Maximum Number of Operations With the Same Score II
⚠⚠ -
3041 Maximize Consecutive Elements in an Array After Modification
⚠⚠⚠ -
3042 Count Prefix and Suffix Pairs I
-
3043 Find the Length of the Longest Common Prefix
⚠⚠ -
3044 Most Frequent Prime
⚠⚠ -
3045 Count Prefix and Suffix Pairs II
⚠⚠⚠ -
3046 Split the Array
-
3047 Find the Largest Area of Square Inside Two Rectangles
⚠⚠ -
3048 Earliest Second to Mark Indices I
⚠⚠ -
3049 Earliest Second to Mark Indices II
⚠⚠⚠ -
3065 Minimum Operations to Exceed Threshold Value I
-
3066 Minimum Operations to Exceed Threshold Value II
⚠⚠ -
3067 Count Pairs of Connectable Servers in a Weighted Tree Network
⚠⚠ -
3068 Find the Maximum Sum of Node Values
⚠⚠⚠ -
3069 Distribute Elements Into Two Arrays I
-
3070 Count Submatrices with Top-Left Element and Sum Less Than k
⚠⚠ -
3071 Minimum Operations to Write the Letter Y on a Grid
⚠⚠ -
3072 Distribute Elements Into Two Arrays II
⚠⚠⚠ -
3074 Apple Redistribution into Boxes
-
3075 Maximize Happiness of Selected Children
⚠⚠ -
3076 Shortest Uncommon Substring in an Array
⚠⚠ -
3077 Maximum Strength of K Disjoint Subarrays
⚠⚠⚠ -
3079 Find the Sum of Encrypted Integers
-
3080 Mark Elements on Array by Performing Queries
⚠⚠ -
3081 Replace Question Marks in String to Minimize Its Value
⚠⚠ -
3082 Find the Sum of the Power of All Subsequences
⚠⚠⚠ -
3083 Existence of a Substring in a String and Its Reverse
-
3084 Count Substrings Starting and Ending with Given Character
⚠⚠ -
3085 Minimum Deletions to Make String K-Special
⚠⚠ -
3086 Minimum Moves to Pick K Ones
⚠⚠⚠ -
3090 Maximum Length Substring With Two Occurrences
-
3091 Apply Operations to Make Sum of Array Greater Than or Equal to k
⚠⚠ -
3092 Most Frequent IDs
⚠⚠ -
3093 Longest Common Suffix Queries
⚠⚠⚠ -
3095 Shortest Subarray With OR at Least K I
-
3096 Minimum Levels to Gain More Points
⚠⚠ -
3097 Shortest Subarray With OR at Least K II
⚠⚠ -
3098 Find the Sum of Subsequence Powers
⚠⚠⚠ -
3099 Harshad Number
-
3100 Water Bottles II
⚠⚠ -
3101 Count Alternating Subarrays
⚠⚠ -
3102 Minimize Manhattan Distances
⚠⚠⚠ -
3105 Longest Strictly Increasing or Strictly Decreasing Subarray
-
3106 Lexicographically Smallest String After Operations With Constraint
⚠⚠ -
3107 Minimum Operations to Make Median of Array Equal to K
⚠⚠ -
3108 Minimum Cost Walk in Weighted Graph
⚠⚠⚠ -
3110 Score of a String
-
3111 Minimum Rectangles to Cover Points
⚠⚠ -
3112 Minimum Time to Visit Disappearing Nodes
⚠⚠ -
3113 Find the Number of Subarrays Where Boundary Elements Are Maximum
⚠⚠⚠ -
3114 Latest Time You Can Obtain After Replacing Characters
-
3115 Maximum Prime Difference
⚠⚠ -
3116 Kth Smallest Amount With Single Denomination Combination
⚠⚠⚠ -
3117 Minimum Sum of Values by Dividing Array
⚠⚠⚠ -
3120 Count the Number of Special Characters I
-
3121 Count the Number of Special Characters II
⚠⚠ -
3122 Minimum Number of Operations to Satisfy Conditions
⚠⚠ -
3123 Find Edges in Shortest Paths
⚠⚠⚠ -
3127 Make a Square with the Same Color
-
3128 Right Triangles
⚠⚠ -
3129 Find All Possible Stable Binary Arrays I
⚠⚠ -
3130 Find All Possible Stable Binary Arrays II
⚠⚠⚠ -
3131 Find the Integer Added to Array I
-
3132 Find the Integer Added to Array II
⚠⚠ -
3133 Minimum Array End
⚠⚠ -
3134 Find the Median of the Uniqueness Array
⚠⚠⚠ -
3136 Valid Word
-
3137 Minimum Number of Operations to Make Word K-Periodic
⚠⚠ -
3138 Minimum Length of Anagram Concatenation
⚠⚠ -
3139 Minimum Cost to Equalize Array
⚠⚠⚠ -
3142 Check if Grid Satisfies Conditions
-
3143 Maximum Points Inside the Square
⚠⚠ -
3144 Minimum Substring Partition of Equal Character Frequency
⚠⚠ -
3145 Find Products of Elements of Big Array
⚠⚠⚠ -
3146 Permutation Difference between Two Strings
-
3147 Taking Maximum Energy From the Mystic Dungeon
⚠⚠ -
3148 Maximum Difference Score in a Grid
⚠⚠ -
3149 Find the Minimum Cost Array Permutation
⚠⚠⚠ -
3151 Special Array I
-
3152 Special Array II
⚠⚠ -
3153 Sum of Digit Differences of All Pairs
⚠⚠ -
3154 Find Number of Ways to Reach the K-th Stair
⚠⚠⚠ -
3158 Find the XOR of Numbers Which Appear Twice
-
3159 Find Occurrences of an Element in an Array
⚠⚠ -
3160 Find the Number of Distinct Colors Among the Balls
⚠⚠ -
3161 Block Placement Queries
⚠⚠⚠ -
3162 Find the Number of Good Pairs I
-
3163 String Compression III
⚠⚠ -
3164 Find the Number of Good Pairs II
⚠⚠ -
3165 Maximum Sum of Subsequence With Non-adjacent Elements
⚠⚠⚠ -
3168 Minimum Number of Chairs in a Waiting Room
-
3169 Count Days Without Meetings
⚠⚠ -
3170 Lexicographically Minimum String After Removing Stars
⚠⚠ -
3171 Find Subarray With Bitwise OR Closest to K
⚠⚠⚠ -
3174 Clear Digits
-
3175 Find The First Player to win K Games in a Row
⚠⚠ -
3176 Find the Maximum Length of a Good Subsequence I
⚠⚠ -
3177 Find the Maximum Length of a Good Subsequence II
⚠⚠⚠ -
3178 Find the Child Who Has the Ball After K Seconds
-
3179 Find the N-th Value After K Seconds
⚠⚠ -
3180 Maximum Total Reward Using Operations I
⚠⚠ -
3181 Maximum Total Reward Using Operations II
⚠⚠⚠ -
3184 Count Pairs That Form a Complete Day I
-
3185 Count Pairs That Form a Complete Day II
⚠⚠ -
3186 Maximum Total Damage With Spell Casting
⚠⚠ -
3187 Peaks in Array
⚠⚠⚠ -
3190 Find Minimum Operations to Make All Elements Divisible by Three
-
3191 Minimum Operations to Make Binary Array Elements Equal to One I
⚠⚠ -
3192 Minimum Operations to Make Binary Array Elements Equal to One II
⚠⚠ -
3193 Count the Number of Inversions
⚠⚠⚠ -
3194 Minimum Average of Smallest and Largest Elements
-
3195 Find the Minimum Area to Cover All Ones I
⚠⚠ -
3196 Maximize Total Cost of Alternating Subarrays
⚠⚠ -
3197 Find the Minimum Area to Cover All Ones II
⚠⚠⚠ -
3200 Maximum Height of a Triangle
-
3201 Find the Maximum Length of Valid Subsequence I
⚠⚠ -
3202 Find the Maximum Length of Valid Subsequence II
⚠⚠ -
3203 Find Minimum Diameter After Merging Two Trees
⚠⚠⚠ -
3206 Alternating Groups I
-
3207 Maximum Points After Enemy Battles
⚠⚠ -
3208 Alternating Groups II
⚠⚠ -
3209 Number of Subarrays With AND Value of K
⚠⚠⚠ -
3210 Find the Encrypted String
-
3211 Generate Binary Strings Without Adjacent Zeros
⚠⚠ -
3212 Count Submatrices With Equal Frequency of X and Y
⚠⚠ -
3213 Construct String with Minimum Cost
⚠⚠⚠ -
3216 Lexicographically Smallest String After a Swap
-
3217 Delete Nodes From Linked List Present in Array
⚠⚠ -
3218 Minimum Cost for Cutting Cake I
⚠⚠ -
3219 Minimum Cost for Cutting Cake II
⚠⚠⚠ -
3222 Find the Winning Player in Coin Game
-
3223 Minimum Length of String After Operations
⚠⚠ -
3224 Minimum Array Changes to Make Differences Equal
⚠⚠ -
3225 Maximum Score From Grid Operations
⚠⚠⚠ -
3226 Number of Bit Changes to Make Two Integers Equal
-
3227 Vowels Game in a String
⚠⚠ -
3228 Maximum Number of Operations to Move Ones to the End
⚠⚠ -
3229 Minimum Operations to Make Array Equal to Target
⚠⚠⚠ -
3232 Find if Digit Game Can Be Won
-
3233 Find the Count of Numbers Which Are Not Special
⚠⚠ -
3234 Count the Number of Substrings With Dominant Ones
⚠⚠ -
3235 Check if the Rectangle Corner Is Reachable
⚠⚠⚠ -
3238 Find the Number of Winning Players
-
3239 Minimum Number of Flips to Make Binary Grid Palindromic I
⚠⚠ -
3240 Minimum Number of Flips to Make Binary Grid Palindromic II
⚠⚠ -
3241 Time Taken to Mark All Nodes
⚠⚠⚠ -
3242 Design Neighbor Sum Service
-
3243 Shortest Distance After Road Addition Queries I
⚠⚠ -
3244 Shortest Distance After Road Addition Queries II
⚠⚠⚠ -
3245 Alternating Groups III
⚠⚠⚠ -
3248 Snake in Matrix
-
3249 Count the Number of Good Nodes
⚠⚠ -
3250 Find the Count of Monotonic Pairs I
⚠⚠⚠ -
3251 Find the Count of Monotonic Pairs II
⚠⚠⚠ -
3254 Find the Power of K-Size Subarrays I
⚠⚠ -
3255 Find the Power of K-Size Subarrays II
⚠⚠ -
3256 Maximum Value Sum by Placing Three Rooks I
⚠⚠⚠ -
3257 Maximum Value Sum by Placing Three Rooks II
⚠⚠⚠ -
3258 Count Substrings That Satisfy K-Constraint I
-
3259 Maximum Energy Boost From Two Drinks
⚠⚠ -
3260 Find the Largest Palindrome Divisible by K
⚠⚠⚠ -
3261 Count Substrings That Satisfy K-Constraint II
⚠⚠⚠ -
3264 Final Array State After K Multiplication Operations I
-
3265 Count Almost Equal Pairs I
⚠⚠ -
3266 Final Array State After K Multiplication Operations II
⚠⚠⚠ -
3267 Count Almost Equal Pairs II
⚠⚠⚠ -
3270 Find the Key of the Numbers
-
3271 Hash Divided String
⚠⚠ -
3272 Find the Count of Good Integers
⚠⚠⚠ -
3273 Minimum Amount of Damage Dealt to Bob
⚠⚠⚠ -
3274 Check if Two Chessboard Squares Have the Same Color
-
3275 K-th Nearest Obstacle Queries
⚠⚠ -
3276 Select Cells in Grid With Maximum Score
⚠⚠⚠ -
3277 Maximum XOR Score Subarray Queries
⚠⚠⚠ -
3280 Convert Date to Binary
-
3281 Maximize Score of Numbers in Ranges
⚠⚠ -
3282 Reach End of Array With Max Score
⚠⚠ -
3283 Maximum Number of Moves to Kill All Pawns
⚠⚠⚠ -
3285 Find Indices of Stable Mountains
-
3286 Find a Safe Walk Through a Grid
⚠⚠ -
3287 Find the Maximum Sequence Value of Array
⚠⚠⚠ -
3288 Length of the Longest Increasing Path
⚠⚠⚠ -
3289 The Two Sneaky Numbers of Digitville
-
3290 Maximum Multiplication Score
⚠⚠ -
3291 Minimum Number of Valid Strings to Form Target I
⚠⚠ -
3292 Minimum Number of Valid Strings to Form Target II
⚠⚠⚠ -
3295 Report Spam Message
⚠⚠ -
3296 Minimum Number of Seconds to Make Mountain Height Zero
⚠⚠ -
3297 Count Substrings That Can Be Rearranged to Contain a String I
⚠⚠ -
3298 Count Substrings That Can Be Rearranged to Contain a String II
⚠⚠⚠ -
3300 Minimum Element After Replacement With Digit Sum
-
3301 Maximize the Total Height of Unique Towers
⚠⚠ -
3302 Find the Lexicographically Smallest Valid Sequence
⚠⚠ -
3303 Find the Occurrence of First Almost Equal Substring
⚠⚠⚠ -
3304 Find the K-th Character in String Game I
-
3305 Count of Substrings Containing Every Vowel and K Consonants I
⚠⚠ -
3306 Count of Substrings Containing Every Vowel and K Consonants II
⚠⚠ -
3307 Find the K-th Character in String Game II
⚠⚠⚠ -
3309 Maximum Possible Number by Binary Concatenation
⚠⚠ -
3310 Remove Methods From Project
⚠⚠ -
3311 Construct 2D Grid Matching Graph Layout
⚠⚠⚠ -
3312 Sorted GCD Pair Queries
⚠⚠⚠ -
3314 Construct the Minimum Bitwise Array I
-
3315 Construct the Minimum Bitwise Array II
⚠⚠ -
3316 Find Maximum Removals From Source String
⚠⚠ -
3317 Find the Number of Possible Ways for an Event
⚠⚠⚠ -
3318 Find X-Sum of All K-Long Subarrays I
-
3319 K-th Largest Perfect Subtree Size in Binary Tree
⚠⚠ -
3320 Count The Number of Winning Sequences
⚠⚠⚠ -
3321 Find X-Sum of All K-Long Subarrays II
⚠⚠⚠ -
3324 Find the Sequence of Strings Appeared on the Screen
⚠⚠ -
3325 Count Substrings With K-Frequency Characters I
⚠⚠ -
3326 Minimum Division Operations to Make Array Non Decreasing
⚠⚠ -
3327 Check if DFS Strings Are Palindromes
⚠⚠⚠ -
3330 Find the Original Typed String I
-
3331 Find Subtree Sizes After Changes
⚠⚠ -
3332 Maximum Points Tourist Can Earn
⚠⚠ -
3333 Find the Original Typed String II
⚠⚠⚠ -
3334 Find the Maximum Factor Score of Array
⚠⚠ -
3335 Total Characters in String After Transformations I
⚠⚠ -
3336 Find the Number of Subsequences With Equal GCD
⚠⚠⚠ -
3337 Total Characters in String After Transformations II
⚠⚠⚠ -
3340 Check Balanced String
-
3341 Find Minimum Time to Reach Last Room I
⚠⚠ -
3342 Find Minimum Time to Reach Last Room II
⚠⚠ -
3343 Count Number of Balanced Permutations
⚠⚠⚠ -
3345 Smallest Divisible Digit Product I
-
3346 Maximum Frequency of an Element After Performing Operations I
⚠⚠ -
3347 Maximum Frequency of an Element After Performing Operations II
⚠⚠⚠ -
3348 Smallest Divisible Digit Product II
⚠⚠⚠ -
3349 Adjacent Increasing Subarrays Detection I
-
3350 Adjacent Increasing Subarrays Detection II
⚠⚠ -
3351 Sum of Good Subsequences
⚠⚠⚠ -
3352 Count K-Reducible Numbers Less Than N
⚠⚠⚠ -
3354 Make Array Elements Equal to Zero
-
3355 Zero Array Transformation I
⚠⚠ -
3356 Zero Array Transformation II
⚠⚠ -
3357 Minimize the Maximum Adjacent Element Difference
⚠⚠⚠ -
3360 Stone Removal Game
-
3361 Shift Distance Between Two Strings
⚠⚠ -
3362 Zero Array Transformation III
⚠⚠ -
3363 Find the Maximum Number of Fruits Collected
⚠⚠⚠ -
3364 Minimum Positive Sum Subarray
-
3365 Rearrange K Substrings to Form Target String
⚠⚠ -
3366 Minimum Array Sum
⚠⚠ -
3367 Maximize Sum of Weights after Edge Removals
⚠⚠⚠ -
3370 Smallest Number With All Set Bits
-
3371 Identify the Largest Outlier in an Array
⚠⚠ -
3372 Maximize the Number of Target Nodes After Connecting Trees I
⚠⚠ -
3373 Maximize the Number of Target Nodes After Connecting Trees II
⚠⚠⚠ -
3375 Minimum Operations to Make Array Values Equal to K
-
3376 Minimum Time to Break Locks I
⚠⚠ -
3377 Digit Operations to Make Two Integers Equal
⚠⚠ -
3378 Count Connected Components in LCM Graph
⚠⚠⚠ -
3379 Transformed Array
-
3380 Maximum Area Rectangle With Point Constraints I
⚠⚠ -
3381 Maximum Subarray Sum With Length Divisible by K
⚠⚠ -
3382 Maximum Area Rectangle With Point Constraints II
⚠⚠⚠ -
3386 Button with Longest Push Time
-
3387 Maximize Amount After Two Days of Conversions
⚠⚠ -
3388 Count Beautiful Splits in an Array
⚠⚠ -
3389 Minimum Operations to Make Character Frequencies Equal
⚠⚠⚠ -
3392 Count Subarrays of Length Three With a Condition
-
3393 Count Paths With the Given XOR Value
⚠⚠ -
3394 Check if Grid can be Cut into Sections
⚠⚠ -
3395 Subsequences with a Unique Middle Mode I
⚠⚠⚠ -
3396 Minimum Number of Operations to Make Elements in Array Distinct
-
3397 Maximum Number of Distinct Elements After Operations
⚠⚠ -
3398 Smallest Substring With Identical Characters I
⚠⚠⚠ -
3399 Smallest Substring With Identical Characters II
⚠⚠⚠ -
3402 Minimum Operations to Make Columns Strictly Increasing
-
3403 Find the Lexicographically Largest String From the Box I
⚠⚠ -
3404 Count Special Subsequences
⚠⚠ -
3405 Count the Number of Arrays with K Matching Adjacent Elements
⚠⚠⚠ -
3407 Substring Matching Pattern
-
3408 Design Task Manager
⚠⚠ -
3409 Longest Subsequence With Decreasing Adjacent Difference
⚠⚠ -
3410 Maximize Subarray Sum After Removing All Occurrences of One Element
⚠⚠⚠ -
3411 Maximum Subarray With Equal Products
-
3412 Find Mirror Score of a String
⚠⚠ -
3413 Maximum Coins From K Consecutive Bags
⚠⚠ -
3414 Maximum Score of Non-overlapping Intervals
⚠⚠⚠ -
3417 Zigzag Grid Traversal With Skip
-
3418 Maximum Amount of Money Robot Can Earn
⚠⚠ -
3419 Minimize the Maximum Edge Weight of Graph
⚠⚠ -
3420 Count Non-Decreasing Subarrays After K Operations
⚠⚠⚠ -
3423 Maximum Difference Between Adjacent Elements in a Circular Array
-
3424 Minimum Cost to Make Arrays Identical
⚠⚠ -
3425 Longest Special Path
⚠⚠⚠ -
3426 Manhattan Distances of All Arrangements of Pieces
⚠⚠⚠ -
3427 Sum of Variable Length Subarrays
-
3428 Maximum and Minimum Sums of at Most Size K Subsequences
⚠⚠ -
3429 Paint House IV
⚠⚠ -
3430 Maximum and Minimum Sums of at Most Size K Subarrays
⚠⚠⚠ -
3432 Count Partitions with Even Sum Difference
-
3433 Count Mentions Per User
⚠⚠ -
3434 Maximum Frequency After Subarray Operation
⚠⚠ -
3435 Frequencies of Shortest Supersequences
⚠⚠⚠ -
3438 Find Valid Pair of Adjacent Digits in String
-
3439 Reschedule Meetings for Maximum Free Time I
⚠⚠ -
3440 Reschedule Meetings for Maximum Free Time II
⚠⚠ -
3441 Minimum Cost Good Caption
⚠⚠⚠ -
3442 Maximum Difference Between Even and Odd Frequency I
-
3443 Maximum Manhattan Distance After K Changes
⚠⚠ -
3444 Minimum Increments for Target Multiples in an Array
⚠⚠⚠ -
3445 Maximum Difference Between Even and Odd Frequency II
⚠⚠⚠ -
3446 Sort Matrix by Diagonals
⚠⚠ -
3447 Assign Elements to Groups with Constraints
⚠⚠ -
3448 Count Substrings Divisible By Last Digit
⚠⚠⚠ -
3449 Maximize the Minimum Game Score
⚠⚠⚠ -
3452 Sum of Good Numbers
-
3453 Separate Squares I
⚠⚠ -
3454 Separate Squares II
⚠⚠⚠ -
3455 Shortest Matching Substring
⚠⚠⚠ -
3456 Find Special Substring of Length K
-
3457 Eat Pizzas!
⚠⚠ -
3458 Select K Disjoint Special Substrings
⚠⚠ -
3459 Length of Longest V-Shaped Diagonal Segment
⚠⚠⚠ -
3461 Check If Digits Are Equal in String After Operations I
-
3462 Maximum Sum With at Most K Elements
⚠⚠ -
3463 Check If Digits Are Equal in String After Operations II
⚠⚠⚠ -
3464 Maximize the Distance Between Points on a Square
⚠⚠⚠ -
3467 Transform Array by Parity
-
3468 Find the Number of Copy Arrays
⚠⚠ -
3469 Find Minimum Cost to Remove Array Elements
⚠⚠ -
3470 Permutations IV
⚠⚠⚠ -
3471 Find the Largest Almost Missing Integer
-
3472 Longest Palindromic Subsequence After at Most K Operations
⚠⚠ -
3473 Sum of K Subarrays With Length at Least M
⚠⚠ -
3474 Lexicographically Smallest Generated String
⚠⚠⚠ -
3477 Fruits Into Baskets II
-
3478 Choose K Elements With Maximum Sum
⚠⚠ -
3479 Fruits Into Baskets III
⚠⚠ -
3480 Maximize Subarrays After Removing One Conflicting Pair
⚠⚠⚠ -
3483 Unique 3-Digit Even Numbers
-
3484 Design Spreadsheet
⚠⚠ -
3485 Longest Common Prefix of K Strings After Removal
⚠⚠⚠ -
3486 Longest Special Path II
⚠⚠⚠ -
3487 Maximum Unique Subarray Sum After Deletion
-
3488 Closest Equal Element Queries
⚠⚠ -
3489 Zero Array Transformation IV
⚠⚠ -
3490 Count Beautiful Numbers
⚠⚠⚠ -
3492 Maximum Containers on a Ship
-
3493 Properties Graph
⚠⚠ -
3494 Find the Minimum Amount of Time to Brew Potions
⚠⚠ -
3495 Minimum Operations to Make Array Elements Zero
⚠⚠⚠ -
3498 Reverse Degree of a String
-
3499 Maximize Active Section with Trade I
⚠⚠ -
3500 Minimum Cost to Divide Array Into Subarrays
⚠⚠⚠ -
3501 Maximize Active Section with Trade II
⚠⚠⚠ -
3502 Minimum Cost to Reach Every Position
-
3503 Longest Palindrome After Substring Concatenation I
⚠⚠ -
3504 Longest Palindrome After Substring Concatenation II
⚠⚠⚠ -
3505 Minimum Operations to Make Elements Within K Subarrays Equal
⚠⚠⚠ -
3507 Minimum Pair Removal to Sort Array I
-
3508 Implement Router
⚠⚠ -
3509 Maximum Product of Subsequences With an Alternating Sum Equal to K
⚠⚠⚠ -
3510 Minimum Pair Removal to Sort Array II
⚠⚠⚠ -
3512 Minimum Operations to Make Array Sum Divisible by K
-
3513 Number of Unique XOR Triplets I
⚠⚠ -
3514 Number of Unique XOR Triplets II
⚠⚠ -
3515 Shortest Path in a Weighted Tree
⚠⚠⚠ -
3516 Find Closest Person
-
3517 Smallest Palindromic Rearrangement I
⚠⚠ -
3518 Smallest Palindromic Rearrangement II
⚠⚠⚠ -
3519 Count Numbers with Non-Decreasing Digits
⚠⚠⚠ -
3522 Calculate Score After Performing Instructions
⚠⚠ -
3523 Make Array Non-decreasing
⚠⚠ -
3524 Find X Value of Array I
⚠⚠ -
3525 Find X Value of Array II
⚠⚠⚠ -
3527 Find the Most Common Response
⚠⚠ -
3528 Unit Conversion I
⚠⚠ -
3529 Count Cells in Overlapping Horizontal and Vertical Substrings
⚠⚠ -
3530 Maximum Profit from Valid Topological Order in DAG
⚠⚠⚠ -
3531 Count Covered Buildings
⚠⚠ -
3532 Path Existence Queries in a Graph I
⚠⚠ -
3533 Concatenated Divisibility
⚠⚠⚠ -
3534 Path Existence Queries in a Graph II
⚠⚠⚠ -
3536 Maximum Product of Two Digits
-
3537 Fill a Special Grid
⚠⚠ -
3538 Merge Operations for Minimum Travel Time
⚠⚠⚠ -
3539 Find Sum of Array Product of Magical Sequences
⚠⚠⚠ -
3541 Find Most Frequent Vowel and Consonant
-
3542 Minimum Operations to Convert All Elements to Zero
⚠⚠ -
3543 Maximum Weighted K-Edge Path
⚠⚠ -
3544 Subtree Inversion Sum
⚠⚠⚠ -
3545 Minimum Deletions for At Most K Distinct Characters
-
3546 Equal Sum Grid Partition I
⚠⚠ -
3547 Maximum Sum of Edge Values in a Graph
⚠⚠⚠ -
3548 Equal Sum Grid Partition II
⚠⚠⚠ -
3550 Smallest Index With Digit Sum Equal to Index
-
3551 Minimum Swaps to Sort by Digit Sum
⚠⚠ -
3552 Grid Teleportation Traversal
⚠⚠ -
3553 Minimum Weighted Subgraph With the Required Paths II
⚠⚠⚠ -
3556 Sum of Largest Prime Substrings
⚠⚠ -
3557 Find Maximum Number of Non Intersecting Substrings
⚠⚠ -
3558 Number of Ways to Assign Edge Weights I
⚠⚠ -
3559 Number of Ways to Assign Edge Weights II
⚠⚠⚠ -
3560 Find Minimum Log Transportation Cost
-
3561 Resulting String After Adjacent Removals
⚠⚠ -
3562 Maximum Profit from Trading Stocks with Discounts
⚠⚠⚠ -
3563 Lexicographically Smallest String After Adjacent Removals
⚠⚠⚠ -
3566 Partition Array into Two Equal Product Subsets
⚠⚠ -
3567 Minimum Absolute Difference in Sliding Submatrix
⚠⚠ -
3568 Minimum Moves to Clean the Classroom
⚠⚠ -
3569 Maximize Count of Distinct Primes After Split
⚠⚠⚠ -
3572 Maximize Y‑Sum by Picking a Triplet of Distinct X‑Values
⚠⚠ -
3573 Best Time to Buy and Sell Stock V
⚠⚠ -
3574 Maximize Subarray GCD Score
⚠⚠⚠ -
3575 Maximum Good Subtree Score
⚠⚠⚠ -
3576 Transform Array to All Equal Elements
⚠⚠ -
3577 Count the Number of Computer Unlocking Permutations
⚠⚠ -
3578 Count Partitions With Max-Min Difference at Most K
⚠⚠ -
3579 Minimum Steps to Convert String with Operations
⚠⚠⚠ -
3582 Generate Tag for Video Caption
-
3583 Count Special Triplets
⚠⚠ -
3584 Maximum Product of First and Last Elements of a Subsequence
⚠⚠ -
3585 Find Weighted Median Node in Tree
⚠⚠⚠ -
3587 Minimum Adjacent Swaps to Alternate Parity
⚠⚠ -
3588 Find Maximum Area of a Triangle
⚠⚠ -
3589 Count Prime-Gap Balanced Subarrays
⚠⚠ -
3590 Kth Smallest Path XOR Sum
⚠⚠⚠ -
3591 Check if Any Element Has Prime Frequency
-
3592 Inverse Coin Change
⚠⚠ -
3593 Minimum Increments to Equalize Leaf Paths
⚠⚠ -
3594 Minimum Time to Transport All Individuals
⚠⚠⚠ -
3597 Partition String
⚠⚠ -
3598 Longest Common Prefix Between Adjacent Strings After Removals
⚠⚠ -
3599 Partition Array to Minimize XOR
⚠⚠ -
3600 Maximize Spanning Tree Stability with Upgrades
⚠⚠⚠ -
3602 Hexadecimal and Hexatrigesimal Conversion
-
3603 Minimum Cost Path with Alternating Directions II
⚠⚠ -
3604 Minimum Time to Reach Destination in Directed Graph
⚠⚠ -
3605 Minimum Stability Factor of Array
⚠⚠⚠ -
3606 Coupon Code Validator
-
3607 Power Grid Maintenance
⚠⚠ -
3608 Minimum Time for K Connected Components
⚠⚠ -
3609 Minimum Moves to Reach Target in Grid
⚠⚠⚠ -
3612 Process String with Special Operations I
⚠⚠ -
3613 Minimize Maximum Component Cost
⚠⚠ -
3614 Process String with Special Operations II
⚠⚠⚠ -
3615 Longest Palindromic Path in Graph
⚠⚠⚠ -
3618 Split Array by Prime Indices
⚠⚠ -
3619 Count Islands With Total Value Divisible by K
⚠⚠ -
3620 Network Recovery Pathways
⚠⚠⚠ -
3621 Number of Integers With Popcount-Depth Equal to K I
⚠⚠⚠ -
3622 Check Divisibility by Digit Sum and Product
-
3623 Count Number of Trapezoids I
⚠⚠ -
3624 Number of Integers With Popcount-Depth Equal to K II
⚠⚠⚠ -
3625 Count Number of Trapezoids II
⚠⚠⚠ -
3627 Maximum Median Sum of Subsequences of Size 3
⚠⚠ -
3628 Maximum Number of Subsequences After One Inserting
⚠⚠ -
3629 Minimum Jumps to Reach End via Prime Teleportation
⚠⚠ -
3630 Partition Array for Maximum XOR and AND
⚠⚠⚠ -
3633 Earliest Finish Time for Land and Water Rides I
-
3634 Minimum Removals to Balance Array
⚠⚠ -
3635 Earliest Finish Time for Land and Water Rides II
⚠⚠ -
3636 Threshold Majority Queries
⚠⚠⚠ -
3637 Trionic Array I
-
3638 Maximum Balanced Shipments
⚠⚠ -
3639 Minimum Time to Activate String
⚠⚠ -
3640 Trionic Array II
⚠⚠⚠ -
3643 Flip Square Submatrix Vertically
-
3644 Maximum K to Sort a Permutation
⚠⚠ -
3645 Maximum Total from Optimal Activation Order
⚠⚠ -
3646 Next Special Palindrome Number
⚠⚠⚠ -
3648 Minimum Sensors to Cover Grid
⚠⚠ -
3649 Number of Perfect Pairs
⚠⚠ -
3650 Minimum Cost Path with Edge Reversals
⚠⚠ -
3651 Minimum Cost Path with Teleportations
⚠⚠⚠ -
3652 Best Time to Buy and Sell Stock using Strategy
⚠⚠ -
3653 XOR After Range Multiplication Queries I
⚠⚠ -
3654 Minimum Sum After Divisible Sum Deletions
⚠⚠ -
3655 XOR After Range Multiplication Queries II
⚠⚠⚠ -
3658 GCD of Odd and Even Sums
-
3659 Partition Array Into K-Distinct Groups
⚠⚠ -
3660 Jump Game IX
⚠⚠ -
3661 Maximum Walls Destroyed by Robots
⚠⚠⚠ -
3663 Find The Least Frequent Digit
-
3664 Two-Letter Card Game
⚠⚠ -
3665 Twisted Mirror Path Count
⚠⚠ -
3666 Minimum Operations to Equalize Binary String
⚠⚠⚠ -
3668 Restore Finishing Order
-
3669 Balanced K-Factor Decomposition
⚠⚠ -
3670 Maximum Product of Two Integers With No Common Bits
⚠⚠ -
3671 Sum of Beautiful Subsequences
⚠⚠⚠ -
3674 Minimum Operations to Equalize Array
-
3675 Minimum Operations to Transform String
⚠⚠ -
3676 Count Bowl Subarrays
⚠⚠ -
3677 Count Binary Palindromic Numbers
⚠⚠⚠ -
3678 Smallest Absent Positive Greater Than Average
-
3679 Minimum Discards to Balance Inventory
⚠⚠ -
3680 Generate Schedule
⚠⚠ -
3681 Maximum XOR of Subsequences
⚠⚠⚠ -
3683 Earliest Time to Finish One Task
-
3684 Maximize Sum of At Most K Distinct Elements
-
3685 Subsequence Sum After Capping Elements
⚠⚠ -
3686 Number of Stable Subsequences
⚠⚠⚠ -
3688 Bitwise OR of Even Numbers in an Array
-
3689 Maximum Total Subarray Value I
⚠⚠ -
3690 Split and Merge Array Transformation
⚠⚠ -
3691 Maximum Total Subarray Value II
⚠⚠⚠ -
3692 Majority Frequency Characters
-
3693 Climbing Stairs II
⚠⚠ -
3694 Distinct Points Reachable After Substring Removal
⚠⚠ -
3695 Maximize Alternating Sum Using Swaps
⚠⚠⚠ -
3697 Compute Decimal Representation
-
3698 Split Array With Minimum Difference
⚠⚠ -
3699 Number of ZigZag Arrays I
⚠⚠⚠ -
3700 Number of ZigZag Arrays II
⚠⚠⚠ -