Files

C++
- 001. Two Sum.cpp
- 002. Add Two Numbers.cpp
- 003. Longest Substring Without Repeating Characters.cpp
- 004. Median of Two Sorted Arrays.cpp
- 005. Longest Palindromic Substring.cpp
- 006. ZigZag Conversion.cpp
- 007. Reverse Integer.cpp
- 008. String to Integer (atoi).cpp
- 009. Palindrome Number.cpp
- 010. Regular Expression Matching.cpp
- 011. Container With Most Water.cpp
- 012. Integer to Roman.cpp
- 013. Roman to Integer.cpp
- 014. Longest Common Prefix.cpp
- 015. 3Sum.cpp
- 016. 3Sum Closest.cpp
- 017. Letter Combinations of a Phone Number.cpp
- 018. 4Sum.cpp
- 019. Remove Nth Node From End of List.cpp
- 020. Valid Parentheses.cpp
- 021. Merge Two Sorted Lists.cpp
- 022. Generate Parentheses.cpp
- 023. Merge k Sorted Lists.cpp
- 024. Swap Nodes in Pairs.cpp
- 025. Reverse Nodes in k-Group.cpp
- 026. Remove Duplicates from Sorted Array.cpp
- 027. Remove Element.cpp
- 028. Implement strStr().cpp
- 031. Next Permutation.cpp
- 033. Search in Rotated Sorted Array.cpp
- 034. Search for a Range.cpp
- 035. Search Insert Position.cpp
- 036. Valid Sudoku.cpp
- 038. Count and Say.cpp
- 039. Combination Sum.cpp
- 040. Combination Sum II.cpp
- 041. First Missing Positive.cpp
- 042. Trapping Rain Water.cpp
- 043. Multiply Strings.cpp
- 044. Wildcard Matching.cpp
- 045. Jump Game II.cpp
- 046. Permutations.cpp
- 047. Permutations II.cpp
- 048. Rotate Image.cpp
- 049. Group Anagrams.cpp
- 050. Pow(x, n).cpp
- 053. Maximum Subarray.cpp
- 054. Spiral Matrix.cpp
- 055. Jump Game.cpp
- 056. Merge Intervals.cpp
- 057. Insert Interval.cpp
- 058. Length of Last Word.cpp
- 059. Spiral Matrix II.cpp
- 060. Permutation Sequence.cpp
- 061. Rotate List.cpp
- 062. Unique Paths.cpp
- 063. Unique Paths II.cpp
- 064. Minimum Path Sum.cpp
- 066. Plus One.cpp
- 067. Add Binary.cpp
- 068. Text Justification.cpp
- 069. Sqrt(x).cpp
- 070. Climbing Stairs.cpp
- 071. Simplify Path.cpp
- 073. Set Matrix Zeroes.cpp
- 074. Search a 2D Matrix.cpp
- 075. Sort Colors.cpp
- 076. Minimum Window Substring.cpp
- 078. Subsets.cpp
- 079. Word Search.cpp
- 080. Remove Duplicates from Sorted Array II.cpp
- 082. Remove Duplicates from Sorted List II.cpp
- 083. Remove Duplicates from Sorted List.cpp
- 085. Maximal Rectangle.cpp
- 086. Partition List.cpp
- 088. Merge Sorted Array.cpp
- 090. Subsets II.cpp
- 091. Decode Ways.cpp
- 092. Reverse Linked List II.cpp
- 094. Binary Tree Inorder Traversal.cpp
- 095. Unique Binary Search Trees II.cpp
- 098. Validate Binary Search Tree.cpp
- 099. Recover Binary Search Tree.cpp
- 100. Same Tree.cpp
- 101. Symmetric Tree.cpp
- 102. Binary Tree Level Order Traversal.cpp
- 103. Binary Tree Zigzag Level Order Traversal.cpp
- 104. Maximum Depth of Binary Tree.cpp
- 105. Construct Binary Tree from Preorder and Inorder Traversal.cpp
- 107. Binary Tree Level Order Traversal II.cpp
- 108. Convert Sorted Array to Binary Search Tree.cpp
- 109. Convert Sorted List to Binary Search Tree.cpp
- 110. Balanced Binary Tree.cpp
- 111. Minimum Depth of Binary Tree.cpp
- 112. Path Sum.cpp
- 113. Path Sum II.cpp
- 114. Flatten Binary Tree to Linked List.cpp
- 116. Populating Next Right Pointers in Each Node.cpp
- 117. Populating Next Right Pointers in Each Node II.cpp
- 118. Pascal's Triangle.cpp
- 119. Pascal's Triangle II.cpp
- 120. Triangle.cpp
- 121. Best Time to Buy and Sell Stock.cpp
- 124. Binary Tree Maximum Path Sum.cpp
- 125. Valid Palindrome.cpp
- 127. Word Ladder.cpp
- 128. Longest Consecutive Sequence.cpp
- 129. Sum Root to Leaf Numbers.cpp
- 130. Surrounded Regions.cpp
- 131. Palindrome Partitioning.cpp
- 133. Clone Graph.cpp
- 134. Gas Station.cpp
- 136. Single Number.cpp
- 138. Copy List with Random Pointer.cpp
- 139. Word Break.cpp
- 141. Linked List Cycle.cpp
- 142. Linked List Cycle II.cpp
- 143. Reorder List.cpp
- 144. Binary Tree Preorder Traversal.cpp
- 145. Binary Tree Postorder Traversal.cpp
- 146. LRU Cache.cpp
- 151. Reverse Words in a String.cpp
- 155. Min Stack.cpp
- 157. Read N Characters Given Read4.cpp
- 158. Read N Characters Given Read4 II - Call multiple times.cpp
- 159. Longest Substring with At Most Two Distinct Characters.cpp
- 161. One Edit Distance.cpp
- 162. Find Peak Element.cpp
- 163. Missing Ranges.cpp
- 168. Excel Sheet Column Title.cpp
- 169. Majority Element.cpp
- 171. Excel Sheet Column Number.cpp
- 173. Binary Search Tree Iterator.cpp
- 186. Reverse Words in a String II.cpp
- 191. Number of 1 Bits.cpp
- 198. House Robber.cpp
- 200. Number of Islands.cpp
- 205. Isomorphic Strings.cpp
- 206. Reverse Linked List.cpp
- 207. Course Schedule.cpp
- 208. Implement Trie (Prefix Tree).cpp
- 209. Minimum Size Subarray Sum.cpp
- 210. Course Schedule II.cpp
- 211. Add and Search Word - Data structure design.cpp
- 212. Word Search II.cpp
- 214. Shortest Palindrome.cpp
- 215. Kth Largest Element in an Array.cpp
- 221. Maximal Square.cpp
- 223. Rectangle Area.cpp
- 224. Basic Calculator.cpp
- 226. Invert Binary Tree.cpp
- 227. Basic Calculator II.cpp
- 228. Summary Ranges.cpp
- 229. Majority Element II.cpp
- 230. Kth Smallest Element in a BST.cpp
- 231. Power of Two.cpp
- 234. Palindrome Linked List.cpp
- 235. Lowest Common Ancestor of a Binary Search Tree.cpp
- 236. Lowest Common Ancestor of a Binary Tree.cpp
- 238. Product of Array Except Self.cpp
- 239. Sliding Window Maximum.cpp
- 240. Search a 2D Matrix II.cpp
- 244. Shortest Word Distance II.cpp
- 246. Strobogrammatic Number.cpp
- 247. Strobogrammatic Number II.cpp
- 249. Group Shifted Strings.cpp
- 251. Flatten 2D Vector.cpp
- 252. Meeting Rooms.cpp
- 253. Meeting Rooms II.cpp
- 255. Verify Preorder Sequence in Binary Search Tree.cpp
- 257. Binary Tree Paths.cpp
- 258. Add Digits.cpp
- 259. 3Sum Smaller.cpp
- 261. Graph Valid Tree.cpp
- 263. Ugly Number.cpp
- 264. Ugly Number II.cpp
- 266. Palindrome Permutation.cpp
- 267. Palindrome Permutation II.cpp
- 268. Missing Number.cpp
- 269. Alien Dictionary.cpp
- 270. Closest Binary Search Tree Value.cpp
- 271. Encode and Decode Strings.cpp
- 272. Closest Binary Search Tree Value II.cpp
- 273. Integer to English Words.cpp
- 274. H-Index.cpp
- 275. H-Index II.cpp
- 276. Paint Fence.cpp
- 277. Find the Celebrity.cpp
- 278. First Bad Version.cpp
- 279. Perfect Squares.cpp
- 280. Wiggle Sort.cpp
- 281. Zigzag Iterator.cpp
- 282. Expression Add Operators.cpp
- 283. Move Zeroes.cpp
- 284. Peeking Iterator.cpp
- 285. Inorder Successor in BST.cpp
- 286. Walls and Gates.cpp
- 289. Game of Life.cpp
- 290. Word Pattern.cpp
- 293. Flip Game.cpp
- 294. Flip Game II.cpp
- 295. Find Median from Data Stream.cpp
- 297. Serialize and Deserialize Binary Tree.cpp
- 298. Binary Tree Longest Consecutive Sequence.cpp
- 300. Longest Increasing Subsequence.cpp
- 301. Remove Invalid Parentheses.cpp
- 303. Range Sum Query - Immutable.cpp
- 304. Range Sum Query 2D - Immutable.cpp
- 305. Number of Islands II.cpp
- 307. Range Sum Query - Mutable.cpp
- 309. Best Time to Buy and Sell Stock with Cooldown.cpp
- 310. Minimum Height Trees.cpp
- 311. Sparse Matrix Multiplication.cpp
- 313. Super Ugly Number.cpp
- 314. Binary Tree Vertical Order Traversal.cpp
- 315. Count of Smaller Numbers After Self.cpp
- 317. Shortest Distance from All Buildings.cpp
- 318. Maximum Product of Word Lengths.cpp
- 323. Number of Connected Components in an Undirected Graph.cpp
- 325. Maximum Size Subarray Sum Equals k.cpp
- 329. Longest Increasing Path in a Matrix.cpp
- 331. Verify Preorder Serialization of a Binary Tree.cpp
- 332. Reconstruct Itinerary.cpp
- 333. Largest BST Subtree.cpp
- 334. Increasing Triplet Subsequence.cpp
- 336. Palindrome Pairs.cpp
- 339. Nested List Weight Sum.cpp
- 340. Longest Substring with At Most K Distinct Characters.cpp
- 341. Flatten Nested List Iterator.cpp
- 344. Reverse String.cpp
- 347. Top K Frequent Elements.cpp
- 348. Design Tic-Tac-Toe.cpp
- 351. Android Unlock Patterns.cpp
- 354. Russian Doll Envelopes.cpp
- 355. Design Twitter.cpp
- 359. Logger Rate Limiter.cpp
- 360. Sort Transformed Array.cpp
- 361. Bomb Enemy.cpp
- 362. Design Hit Counter.cpp
- 364. Nested List Weight Sum II.cpp
- 369. Plus One Linked List.cpp
- 373. Find K Pairs with Smallest Sums.cpp
- 377. Combination Sum IV.cpp
- 378. Kth Smallest Element in a Sorted Matrix.cpp
- 380. Insert Delete GetRandom O(1).cpp
- 382. Linked List Random Node.cpp
- 394. Decode String.cpp
- 398. Random Pick Index.cpp
- 399. Evaluate Division.cpp
- 402. Remove K Digits.cpp
- 404. Sum of Left Leaves.cpp
- 408. Valid Word Abbreviation.cpp
- 409. Longest Palindrome.cpp
- 411. Minimum Unique Word Abbreviation.cpp
- 412. Fizz Buzz.cpp
- 416. Partition Equal Subset Sum.cpp
- 417. Pacific Atlantic Water Flow.cpp
- 418. Sentence Screen Fitting.cpp
- 433. Minimum Genetic Mutation.cpp
- 435. Non-overlapping Intervals.cpp
- 436. Find Right Interval.cpp
- 438. Find All Anagrams in a String.cpp
- 441. Arranging Coins.cpp
- 444. Sequence Reconstruction.cpp
- 450. Delete Node in a BST.cpp
- 451. Sort Characters By Frequency.cpp
- 461. Hamming Distance.cpp
- 467. Unique Substrings in Wraparound String.cpp
- 473. Matchsticks to Square.cpp
- 477. Total Hamming Distance.cpp
- 482. License Key Formatting.cpp
- 484. Find Permutation.cpp
- 486. Predict the Winner.cpp
- 487. Max Consecutive Ones II.cpp
- 489. Robot Room Cleaner.cpp
- 490. The Maze.cpp
- 494. Target Sum.cpp
- 496. Next Greater Element I.cpp
- 498. Diagonal Traverse.cpp
- 499. The Maze III.cpp
- 503. Next Greater Element II.cpp
- 505. The Maze II.cpp
- 508. Most Frequent Subtree Sum.cpp
- 513. Find Bottom Left Tree Value.cpp
- 515. Find Largest Value in Each Tree Row.cpp
- 523. Continuous Subarray Sum.cpp
- 524. Longest Word in Dictionary through Deleting.cpp
- 525. Contiguous Array.cpp
- 531. Lonely Pixel I.cpp
- 535. Encode and Decode TinyURL.cpp
- 536. Construct Binary Tree from String.cpp
- 538. Convert BST to Greater Tree.cpp
- 540. Single Element in a Sorted Array.cpp
- 541. Reverse String II.cpp
- 542. 01 Matrix.cpp
- 543. Diameter of Binary Tree.cpp
- 547. Friend Circles.cpp
- 549. Binary Tree Longest Consecutive Sequence II.cpp
- 554. Brick Wall.cpp
- 556. Next Greater Element III.cpp
- 560. Subarray Sum Equals K.cpp
- 562. Longest Line of Consecutive One in Matrix.cpp
- 565. Array Nesting.cpp
- 566. Reshape the Matrix.cpp
- 567. Permutation in String.cpp
- 572. Subtree of Another Tree.cpp
- 582. Kill Process.cpp
- 583. Delete Operation for Two Strings.cpp
- 599. Minimum Index Sum of Two Lists.cpp
- 606. Construct String from Binary Tree.cpp
- 611. Valid Triangle Number.cpp
- 616. Add Bold Tag in String.cpp
- 621. Task Scheduler.cpp
- 632. Smallest Range.cpp
- 633. Sum of Square Numbers.cpp
- 635. Design Log Storage System.cpp
- 636. Exclusive Time of Functions.cpp
- 637. Average of Levels in Binary Tree.cpp
- 639. Decode Ways II.cpp
- 642. Design Search Autocomplete System.cpp
- 643. Maximum Average Subarray I.cpp
- 645. Set Mismatch.cpp
- 647. Palindromic Substrings.cpp
- 648. Replace Words.cpp
- 652. Find Duplicate Subtrees.cpp
- 653. Two Sum IV - Input is a BST.cpp
- 654. Maximum Binary Tree.cpp
- 657. Judge Route Circle.cpp
- 658. Find K Closest Elements.cpp
- 659. Split Array into Consecutive Subsequences.cpp
- 662. Maximum Width of Binary Tree.cpp
- 663. Equal Tree Partition.cpp
- 665. Non-decreasing Array.cpp
- 669. Trim a Binary Search Tree.cpp
- 670. Maximum Swap.cpp
- 671. Second Minimum Node In a Binary Tree.cpp
- 673. Number of Longest Increasing Subsequence.cpp
- 674. Longest Continuous Increasing Subsequence.cpp
- 676. Implement Magic Dictionary.cpp
- 677. Map Sum Pairs.cpp
- 679. 24 Game.cpp
- 680. Valid Palindrome II.cpp
- 681. Next Closest Time.cpp
- 683. K Empty Slots.cpp
- 684. Redundant Connection.cpp
- 685. Redundant Connection II.cpp
- 686. Repeated String Match.cpp
- 687. Longest Univalue Path.cpp
- 688. Knight Probability in Chessboard.cpp
- 689. Maximum Sum of 3 Non-Overlapping Subarrays.cpp
- 690. Employee Importance.cpp
- 692. Top K Frequent Words.cpp
- 693. Binary Number with Alternating Bits.cpp
- 694. Number of Distinct Islands.cpp
- 695. Max Area of Island.cpp
- 696. Count Binary Substrings.cpp
- 697. Degree of an Array.cpp
- 701. Insert into a Binary Search Tree.cpp
- 713. Subarray Product Less Than K.cpp
- 717. 1-bit and 2-bit Characters.cpp
- 718. Maximum Length of Repeated Subarray.cpp
- 720. Longest Word in Dictionary.cpp
- 723. Candy Crush.cpp
- 724. Find Pivot Index.cpp
- 725. Split Linked List in Parts.cpp
- 728. Self Dividing Numbers.cpp
- 729. My Calendar I.cpp
- 733. Flood Fill.cpp
- 734. Sentence Similarity.cpp
- 735. Asteroid Collision.cpp
- 739. Daily Temperatures.cpp
- 740. Delete and Earn.cpp
- 742. Closest Leaf in a Binary Tree.cpp
- 746. Min Cost Climbing Stairs.cpp
- 747. Largest Number At Least Twice of Others.cpp
- 750. Number Of Corner Rectangles.cpp
- 753. Cracking the Safe.cpp
- 758. Bold Words in String.cpp
- 760. Find Anagram Mappings.cpp
- 763. Partition Labels.cpp
- 765. Couples Holding Hands.cpp
- 766. Toeplitz Matrix.cpp
- 769. Max Chunks To Make Sorted.cpp
- 771. Jewels and Stones.cpp
- 773. Sliding Puzzle.cpp
- 777. Swap Adjacent in LR String.cpp
- 779. K-th Symbol in Grammar.cpp
- 783. Minimum Distance Between BST Nodes.cpp
- 784. Letter Case Permutation.cpp
- 785. Is Graph Bipartite.cpp
- 787. Cheapest Flights Within K Stops.cpp
- 791. Custom Sort String.cpp
- 792. Number of Matching Subsequences.cpp
- 797. All Paths From Source to Target.cpp
- 798. Smallest Rotation with Highest Score.cpp
- 799. Champagne Tower.cpp
- 802. Find Eventual Safe States.cpp
- 803. Bricks Falling When Hit.cpp
- 804. Unique Morse Code Words.cpp
- 805. Split Array With Same Average.cpp
- 806. Number of Lines To Write String.cpp
- 807. Max Increase to Keep City Skyline.cpp
- 809. Expressive Words.cpp
- 814. Binary Tree Pruning.cpp
- 815. Bus Routes.cpp
- 819. Most Common Word.cpp
- 820. Short Encoding of Words.cpp
- 821. Shortest Distance to a Character.cpp
- 826. Most Profit Assigning Work.cpp
- 830. Positions of Large Groups.cpp
- 832. Flipping an Image.cpp
- 834. Sum of Distances in Tree.cpp
- 836. Rectangle Overlap.cpp
- 841. Keys and Rooms.cpp
- 843. Guess the Word.cpp
- 844. Backspace String Compare.cpp
- 845. Longest Mountain in Array.cpp
- 846. Hand of Straights.cpp
- 848. Shifting Letters.cpp
- 849. Maximize Distance to Closest Person.cpp
- 852. Peak Index in a Mountain Array.cpp
- 853. Car Fleet.cpp
- 855. Exam Room.cpp
- 857. Minimum Cost to Hire K Workers.cpp
- 859. Buddy Strings.cpp
- 872. Leaf-Similar Trees.cpp
- 876. Middle of the Linked List.cpp
- 884. Uncommon Words from Two Sentences.cpp
- 888. Fair Candy Swap.cpp
- 889. Construct Binary Tree from Preorder and Postorder Traversal.cpp
- 890. Find and Replace Pattern.cpp
- 894. All Possible Full Binary Trees.cpp
- 896. Monotonic Array.cpp
- 900. RLE Iterator.cpp
- 904. Fruit Into Baskets.cpp
- 911. Online Election.cpp
- 914. X of a Kind in a Deck of Cards.cpp
- 916. Word Subsets.cpp
- 925. Long Pressed Name.cpp
- 929. Unique Email Addresses.cpp
- 932. Beautiful Array.cpp
- 933. Number of Recent Calls.cpp
- 935. Knight Dialer.cpp
- 938. Range Sum of BST.cpp
- 939. Minimum Area Rectangle.cpp
- 941. Valid Mountain Array.cpp
- 946. Validate Stack Sequences.cpp
- 951. Flip Equivalent Binary Trees.cpp
- LCS.cpp
README.md

009. Palindrome Number.cpp

Create 009. Palindrome Number.cpp

Aug 31, 2017

2329547 · Aug 31, 2017