LeetCode Solved Question 92/917 Difficulty Problems Description && Solution remarks Easy 1. Two Sum Solution Medium 2. Add Two Numbers/ Solution Medium 3. Longest Substring Without Repeating Characters Solution Hard 4. Median of Two Sorted Arrays Solution Hard 4. Median of Two Sorted Arrays Solution python Medium 5. Longest Palindramic Substring Solution Medium 6. ZigZag Conversion Solution 1 Medium 6. ZigZag Conversion Solution 2 Easy 7. Reverse Integer Solution Medium 8. String to Integer(atoi) Solution Easy 9. Palindrome Number Solution Hard 10. Regular Expression Matching Solution 大神解法 Hard 10. Regular Expression Matching Solution 大神解法 Hard 10. Regular Expression Matching Solution my wrong answer Medium 11. Container With Most Water Solution Easy 35. Search Insert Position Solution Binary search Easy 102. Binary Tree Level Order Traversal Solution Binary Tree Easy 104. Maximum Depth of Binary Tree Solution Binary Tree Hard 132. Palindrome Partitioning II Solution Hard 135. Candy Solution Medium 162. Find Peak Element Solution 与852一个类型,这里的解法也一样 Medium 338. Counting Bits Solution Medium 343. Integer Break Solution DP Easy 344. Reverse String Solution 字符串 Easy 412. Fizz Buzz Solution Medium 413. Arithmetic Slices Solution DP Medium 419. Battleships in a Board Solution Easy 429. N-ary Tree Level Order Traversal Solution Tree Easy 442. Find All Duplicates in an Array Solution 要求不用辅助空间,时间O(n),只能参考大神解法 Easy 461. Hamming Distance Solution Easy 463. Island Perimeter Solution Easy 476. Number Complement Solution1,Solution2 移位运算 Easy 500. Keyboard Row Solution Medium 535. Encode and Decode TinyURL Solution Medium 537. Complex Number Multiplication Solution Medium 540. Single Element in a Sorted Array Solution 二分查找 Easy 557. Reverse Words in a String III Solution 字符串 Easy 559. Maximum Depth of N-ary Tree Solution-recursion 求多叉树的深度,递归方法 Easy 561. Array Partition I Solution Easy 566. Reshape the Matrix Solution i/c,i%c Easy 589. N-ary Tree Preorder Traversal Solution 递归 Easy 590. N-ary Tree Postorder Traversal Solution 递归 Easy 595. Big Countries Solution SQL Easy 617. Merge Two Binary Trees Solution binary tree Medium 647. Palindromic Substrings Solution DP Medium 647. Palindromic Substrings Solution 大神解法 Medium 654. Maximum Binary Tree Solution Easy 657. Robot Return to Origin Solution Easy 682. Baseball Game Solution Easy 700. Search in a Binary Search Tree Solution Medium 701. Insert into a Binary Search Tree Solution Easy 709. To Lower Case Solution Medium 712. Minimum ASCII Delete Sum for Two Strings Solution DP Medium 712. Minimum ASCII Delete Sum for Two Strings Solution my wrong answer Medium 714. Best Time to Buy and Sell Stock with Transaction Fee Solution 这道太难了,看了看大神的解法 Easy 728. Self Dividing Numbers Solution Medium 763. Partition Labels Solution Easy 766. Toeplitz Matrix Solution 太简单了 Easy 771. Jewels and Stones Solution Medium [791. Custom Sort String](https://leetcode.com/problems/custom sort string/description/) Solution string Medium 797. All Paths From Source to Target Solution Graph DFS Easy 804. Unique Morse Code Words Solution Easy 806. Number of Lines To Write String Solution Medium 807. Max Increase to Keep City Skyline Solution Easy 811. Subdomain Visit Count Solution 被substr()坑惨了 Medium 814. Binary Tree Prunning Solution Easy 821. Shortest Distance to a Character Solution 看了大神解法后自己写的 Easy 832. Flipping an Image Solution Easy 852. Peak Index in a Mountain Array Solution 162 Medium 861. Score After Flipping Matrix Solution Easy 867. Transpose Matrix Solution Easy 868. Binary Gap Solution Easy 872. Leaf-Similar Trees Solution Easy 876. Middle of the Linked List Solution Medium 877. Stone Game Solution DP,但可以直接return true Easy 883. Projection Area of 3D Shapes Solution Easy 884. Uncommon Words from Two Sentences Solution Medium 885. Spiral Matrix III Solution Medium 890. Find and Replace Pattern Solution Medium 893. Groups of Special-Equivalent Strings Solution Easy 897. Increasing Order Search Tree Solution tree Easy 905. Sort Array By Parity Solution Easy 908. Smallest Range I Solution Solution