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LeetCode

共 344 篇

20241

  1. LeetCode 1358. Number of Substrings Containing All Three Characters

20195

  1. LeetCode 1156. Swap For Longest Repeated Character Substring
  2. LeetCode 1155. Number of Dice Rolls With Target Sum
  3. LeetCode 1035. Uncrossed Lines
  4. LeetCode 1034. Coloring A Border
  5. LeetCode 1033. Moving Stones Until Consecutive

201817

  1. LeetCode 839. Similar String Groups
  2. LeetCode 838. Push Dominoes
  3. LeetCode 837. New 21 Game
  4. LeetCode 836. Rectangle Overlap
  5. LeetCode 803. Bricks Falling When Hit
  6. LeetCode 802. Find Eventual Safe States
  7. LeetCode 801. Minimum Swaps To Make Sequences Increasing
  8. LeetCode 800. Similar RGB Color
  9. LeetCode 765. Couples Holding Hands
  10. LeetCode 764. Largest Plus Sign
  11. LeetCode 763. Partition Labels
  12. LeetCode 762. Prime Number of Set Bits in Binary Representation
  13. LeetCode 460. LFU Cache
  14. LeetCode 761. Special Binary String
  15. LeetCode 759. Employee Free Time
  16. LeetCode 758. Bold Words in String
  17. LeetCode 760. Find Anagram Mappings

201781

  1. LeetCode 729. My Calendar I
  2. LeetCode 744. Network Delay Time
  3. LeetCode 747. Min Cost Climbing Stairs
  4. LeetCode 740. Delete and Earn
  5. LeetCode 748. Shortest Completing Word
  6. LeetCode 753. Cracking the Safe
  7. LeetCode 752. Open the Lock
  8. LeetCode 751. IP to CIDR
  9. LeetCode 684. Redundant Connection
  10. LeetCode 683. K Empty Slots
  11. LeetCode 617. Merge Two Binary Trees
  12. LeetCode 606. Construct String from Binary Tree
  13. LeetCode 605. Can Place Flowers
  14. LeetCode 560. Subarray Sum Equals K
  15. LeetCode 565. Array Nesting
  16. LeetCode 540. Single Element in a Sorted Array
  17. LeetCode 599. Minimum Index Sum of Two Lists
  18. LeetCode 598. Range Addition II
  19. LeetCode 594. Longest Harmonious Subsequence
  20. LeetCode 593. Valid Square
  21. LeetCode 592. Fraction Addition and Subtraction
  22. LeetCode 591. Tag Validator
  23. LeetCode 638. Shopping Offers
  24. LeetCode 611. Valid Triangle Number
  25. LeetCode 583. Delete Operation for Two Strings
  26. LeetCode 581. Shortest Unsorted Continuous Subarray
  27. LeetCode 575. Distribute Candies
  28. LeetCode 567. Permutation in String
  29. LeetCode 566. Reshape the Matrix
  30. LeetCode 563. Binary Tree Tilt
  31. LeetCode 561. Array Partition I
  32. LeetCode 553. Optimal Division
  33. LeetCode 551. Student Attendance Record I
  34. LeetCode 557. Reverse Words in a String III
  35. LeetCode 554. Brick Wall
  36. LeetCode 547. Friend Circles
  37. LeetCode 543. Diameter of Binary Tree
  38. LeetCode 538. Convert BST to Greater Tree
  39. LeetCode 537. Complex Number Multiplication
  40. LeetCode 514. Freedom Trail
  41. LeetCode 541. Reverse String II
  42. LeetCode 539. Minimum Time Difference
  43. LeetCode 516. Longest Palindromic Subsequence
  44. LeetCode 241. Different Ways to Add Parentheses
  45. LeetCode 532. K-diff Pairs in an Array
  46. LeetCode 535. Encode and Decode TinyURL
  47. LeetCode 530. Minimum Absolute Difference in BST
  48. LeetCode 529. Minesweeper
  49. LeetCode 526. Beautiful Arrangement
  50. LeetCode 525. Contiguous Array
  51. LeetCode 524. Longest Word in Dictionary through Deleting
  52. LeetCode 520. Detect Capital
  53. LeetCode 515. Find Largest Value in Each Tree Row
  54. LeetCode 513. Find Bottom Left Tree Value
  55. LeetCode 508. Most Frequent Subtree Sum
  56. LeetCode 498. Diagonal Traverse
  57. LeetCode 506. Relative Ranks
  58. LeetCode 504. Base 7
  59. LeetCode 500. Keyboard Row
  60. LeetCode 496. Next Greater Element I
  61. LeetCode 215. Kth Largest Element in an Array
  62. LeetCode 214. Shortest Palindrome
  63. LeetCode 213. House Robber II
  64. LeetCode 212. Word Search II
  65. LeetCode 211. Add and Search Word - Data structure design
  66. LeetCode 210. Course Schedule II
  67. LeetCode 488. Zuma Game
  68. LeetCode 487. Max Consecutive Ones II
  69. LeetCode 485. Max Consecutive Ones
  70. LeetCode 390. Elimination Game
  71. LeetCode 482. License Key Formatting
  72. LeetCode 476. Number Complement
  73. LeetCode 481. Magical String
  74. LeetCode 449. Serialize and Deserialize BST
  75. LeetCode 445. Add Two Numbers II
  76. LeetCode 442. Find All Duplicates in an Array
  77. LeetCode 434. Number of Segments in a String
  78. LeetCode 448. Find All Numbers Disappeared in an Array
  79. LeetCode 209. Minimum Size Subarray Sum
  80. LeetCode 208. Implement Trie (Prefix Tree)
  81. LeetCode 207. Course Schedule

2016240

  1. LeetCode 477. Total Hamming Distance
  2. LeetCode 461. Hamming Distance
  3. LeetCode 475. Heaters
  4. LeetCode 468. Validate IP Address
  5. LeetCode 206. Reverse Linked List
  6. LeetCode 205. Isomorphic Strings
  7. LeetCode 204. Count Primes
  8. LeetCode 203. Remove Linked List Elements
  9. LeetCode 202. Happy Number
  10. LeetCode 467. Unique Substrings in Wraparound String
  11. LeetCode 201. Bitwise AND of Numbers Range
  12. LeetCode 200. Number of Islands
  13. LeetCode 199. Binary Tree Right Side View
  14. LeetCode 463. Island Perimeter
  15. LeetCode 462. Minimum Moves to Equal Array Elements II
  16. LeetCode 198. House Robber
  17. LeetCode 191. Number of 1 Bits
  18. LeetCode 190. Reverse Bits
  19. LeetCode 189. Rotate Array
  20. LeetCode 122. Best Time to Buy and Sell Stock II
  21. LeetCode 456. 132 Pattern
  22. LeetCode 459. Repeated Substring Pattern
  23. LeetCode 455. Assign Cookies
  24. LeetCode 453. Minimum Moves to Equal Array Elements
  25. LeetCode 452. Minimum Number of Arrows to Burst Balloons
  26. LeetCode 447. Number of Boomerangs
  27. LeetCode 437. Path Sum III
  28. LeetCode 421. Maximum XOR of Two Numbers in an Array
  29. LeetCode 187. Repeated DNA Sequences
  30. LeetCode 419. Battleships in a Board
  31. LeetCode 436. Find Right Interval
  32. LeetCode 435. Non-overlapping Intervals
  33. LeetCode 179. Largest Number
  34. LeetCode 174. Dungeon Game
  35. LeetCode 173. Binary Search Tree Iterator
  36. LeetCode 441. Arranging Coins
  37. LeetCode 438. Find All Anagrams in a String
  38. LeetCode 414. Third Maximum Number
  39. LeetCode 413. Arithmetic Slices
  40. LeetCode 412. Fizz Buzz
  41. LeetCode 172. Factorial Trailing Zeroes
  42. LeetCode 171. Excel Sheet Column Number
  43. LeetCode 169. Majority Element
  44. LeetCode 168. Excel Sheet Column Title
  45. LeetCode 167. Two Sum II - Input array is sorted
  46. LeetCode 424. Longest Repeating Character Replacement
  47. LeetCode 423. Reconstruct Original Digits from English
  48. LeetCode 166. Fraction to Recurring Decimal
  49. LeetCode 165. Compare Version Numbers
  50. LeetCode 164. Maximum Gap
  51. LeetCode 162. Find Peak Element
  52. LeetCode 160. Intersection of Two Linked Lists
  53. LeetCode 155. Min Stack
  54. LeetCode 154. Find Minimum in Rotated Sorted Array II
  55. LeetCode 153. Find Minimum in Rotated Sorted Array
  56. LeetCode 152. Maximum Product Subarray
  57. LeetCode 151. Reverse Words in a String
  58. LeetCode 417. Pacific Atlantic Water Flow
  59. LeetCode 416. Partition Equal Subset Sum
  60. LeetCode 415. Add Strings
  61. LeetCode 150. Evaluate Reverse Polish Notation
  62. LeetCode 149. Max Points on a Line
  63. LeetCode 148. Sort List
  64. LeetCode 147. Insertion Sort List
  65. LeetCode 146. LRU Cache
  66. LeetCode 145. Binary Tree Postorder Traversal
  67. LeetCode 410. Split Array Largest Sum
  68. LeetCode 144. Binary Tree Preorder Traversal
  69. LeetCode 143. Reorder List
  70. LeetCode 409. Longest Palindrome
  71. LeetCode 142. Linked List Cycle II
  72. LeetCode 141. Linked List Cycle
  73. LeetCode 140. Word Break II
  74. LeetCode 139. Word Break
  75. LeetCode 138. Copy List with Random Pointer
  76. LeetCode 137. Single Number II
  77. LeetCode 407. Trapping Rain Water II
  78. LeetCode 136. Single Number
  79. LeetCode 135. Candy
  80. LeetCode 406. Queue Reconstruction by Height
  81. LeetCode 405. Convert a Number to Hexadecimal
  82. LeetCode 404. Sum of Left Leaves
  83. LeetCode 134. Gas Station
  84. LeetCode 133. Clone Graph
  85. LeetCode 132. Palindrome Partitioning II
  86. LeetCode 131. Palindrome Partitioning
  87. LeetCode 130. Surrounded Regions
  88. LeetCode 129. Sum Root to Leaf Numbers
  89. LeetCode 128. Longest Consecutive Sequence
  90. LeetCode 126. Word Ladder II
  91. LeetCode 127. Word Ladder
  92. LeetCode 403. Frog Jump
  93. LeetCode 402. Remove K Digits
  94. LeetCode 401. Binary Watch
  95. LeetCode 400. Nth Digit
  96. LeetCode 125. Valid Palindrome
  97. LeetCode 124. Binary Tree Maximum Path Sum
  98. LeetCode 123. Best Time to Buy and Sell Stock III
  99. LeetCode 399. Evaluate Division
  100. LeetCode 398. Random Pick Index
  101. LeetCode 397. Integer Replacement
  102. LeetCode 396. Rotate Function
  103. LeetCode 122. Best Time to Buy and Sell Stock II
  104. LeetCode 121. Best Time to Buy and Sell Stock
  105. LeetCode 120. Triangle
  106. LeetCode 119. Pascal's Triangle II
  107. LeetCode 118. Pascal's Triangle
  108. LeetCode 117. Populating Next Right Pointers in Each Node II
  109. LeetCode 116. Populating Next Right Pointers in Each Node
  110. LeetCode 115. Distinct Subsequences
  111. LeetCode 114. Flatten Binary Tree to Linked List
  112. LeetCode 113. Path Sum II
  113. LeetCode 112. Path Sum
  114. LeetCode 111. Minimum Depth of Binary Tree
  115. LeetCode 110. Balanced Binary Tree
  116. LeetCode 395. Longest Substring with At Least K Repeating Characters
  117. LeetCode 394. Decode String
  118. LeetCode 393. UTF-8 Validation
  119. LeetCode 392. Is Subsequence
  120. LeetCode 109. Convert Sorted List to Binary Search Tree
  121. LeetCode 108. Convert Sorted Array to Binary Search Tree
  122. LeetCode 107. Binary Tree Level Order Traversal II
  123. LeetCode 106. Construct Binary Tree from Inorder and Postorder Traversal
  124. LeetCode 105. Construct Binary Tree from Preorder and Inorder Traversal
  125. LeetCode 104. Maximum Depth of Binary Tree
  126. LeetCode 103. Binary Tree Zigzag Level Order Traversal
  127. LeetCode 102. Binary Tree Level Order Traversal
  128. LeetCode 101. Symmetric Tree
  129. LeetCode 391. Perfect Rectangle
  130. LeetCode 389. Find the Difference
  131. LeetCode 100. Same Tree
  132. LeetCode 99. Recover Binary Search Tree
  133. LeetCode 98. Validate Binary Search Tree
  134. LeetCode 97. Interleaving String
  135. LeetCode 96. Unique Binary Search Trees
  136. LeetCode 95. Unique Binary Search Trees II
  137. LeetCode 388. Longest Absolute File Path
  138. LeetCode 94. Binary Tree Inorder Traversal
  139. LeetCode 93. Restore IP Addresses
  140. LeetCode 92. Reverse Linked List II
  141. LeetCode 91. Decode Ways
  142. LeetCode 90. Subsets II
  143. LeetCode 89. Gray Code
  144. LeetCode 88. Merge Sorted Array
  145. LeetCode 87. Scramble String
  146. LeetCode 86. Partition List
  147. LeetCode 85. Maximal Rectangle
  148. LeetCode 385. Mini Parser
  149. LeetCode 84. Largest Rectangle in Histogram
  150. LeetCode 83. Remove Duplicates from Sorted List
  151. LeetCode 82. Remove Duplicates from Sorted List II
  152. LeetCode 81. Search in Rotated Sorted Array II
  153. LeetCode 80. Remove Duplicates from Sorted Array II
  154. LeetCode 79. Word Search
  155. LeetCode 78. Subsets
  156. LeetCode 77. Combinations
  157. LeetCode 76. Minimum Window Substring
  158. LeetCode 384. Shuffle an Array
  159. LeetCode 75. Sort Colors
  160. LeetCode 383. Ransom Note
  161. LeetCode 74. Search a 2D Matrix
  162. LeetCode 73. Set Matrix Zeroes
  163. LeetCode 382. Linked List Random Node
  164. LeetCode 72. Edit Distance
  165. LeetCode 71. Simplify Path
  166. LeetCode 70. Climbing Stairs
  167. LeetCode 69. Sqrt(x)
  168. LeetCode 68. Text Justification
  169. LeetCode 67. Add Binary
  170. LeetCode 66. Plus One
  171. LeetCode 65. Valid Number
  172. LeetCode 64. Minimum Path Sum
  173. LeetCode 63. Unique Paths II
  174. LeetCode 62. Unique Paths
  175. LeetCode 61. Rotate List
  176. LeetCode 60. Permutation Sequence
  177. LeetCode 59. Spiral Matrix II
  178. LeetCode 58. Length of Last Word
  179. LeetCode 57. Insert Interval
  180. LeetCode 56. Merge Intervals
  181. LeetCode 55. Jump Game
  182. LeetCode 54. Spiral Matrix
  183. LeetCode 53. Maximum Subarray
  184. LeetCode 52. N-Queens II
  185. LeetCode 51. N-Queens
  186. LeetCode 378. Kth Smallest Element in a Sorted Matrix
  187. LeetCode 50. Pow(x, n)
  188. LeetCode 49. Group Anagrams
  189. LeetCode 48. Rotate Image
  190. LeetCode 47. Permutations II
  191. LeetCode 46. Permutations
  192. LeetCode 45. Jump Game II
  193. LeetCode 377. Combination Sum IV
  194. LeetCode 44. Wildcard Matching
  195. LeetCode 43. Multiply Strings
  196. LeetCode 42. Trapping Rain Water
  197. LeetCode 41. First Missing Positive
  198. LeetCode 40. Combination Sum II
  199. LeetCode 39. Combination Sum
  200. LeetCode 38. Count and Say
  201. LeetCode 37. Sudoku Solver
  202. LeetCode 36. Valid Sudoku
  203. LeetCode 35. Search Insert Position
  204. LeetCode 34. Search for a Range
  205. LeetCode 33. Search in Rotated Sorted Array
  206. LeetCode 32. Longest Valid Parentheses
  207. LeetCode 31. Next Permutation
  208. LeetCode 30. Substring with Concatenation of All Words
  209. LeetCode 29. Divide Two Integers
  210. LeetCode 28. Implement strStr()
  211. LeetCode 376. Wiggle Subsequence
  212. LeetCode 27. Remove Element
  213. LeetCode 26. Remove Duplicates from Sorted Array
  214. LeetCode 25. Reverse Nodes in k-Group
  215. LeetCode 24. Swap Nodes in Pairs
  216. LeetCode 23. Merge k Sorted Lists
  217. LeetCode 22. Generate Parentheses
  218. LeetCode 21. Merge Two Sorted Lists
  219. LeetCode 20. Valid Parentheses
  220. LeetCode 19. Remove Nth Node From End of List
  221. LeetCode 18. 4Sum
  222. LeetCode 17. Letter Combinations of a Phone Number
  223. LeetCode 16. 3Sum Closest
  224. LeetCode 15. 3Sum
  225. LeetCode 14. Longest Common Prefix
  226. LeetCode 374. Guess Number Higher or Lower
  227. LeetCode 13. Roman to Integer
  228. LeetCode 12. Integer to Roman
  229. LeetCode 11. Container With Most Water
  230. LeetCode 10. Regular Expression Matching
  231. LeetCode 9. Palindrome Number
  232. LeetCode 8. String to Integer (atoi)
  233. LeetCode 7. Reverse Integer
  234. LeetCode 6. ZigZag Conversion
  235. LeetCode 5. Longest Palindromic Substring
  236. LeetCode 4. Median of Two Sorted Arrays
  237. LeetCode 3. Longest Substring Without Repeating Characters
  238. LeetCode 372. Super Pow
  239. LeetCode 2. Add Tow Numbers
  240. LeetCode 1. Two Sum

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