42. Trapping Rain Water 接雨水问题Given n non-negative integers representing ...

42. Trapping Rain Water 接雨水问题Given n non-negative integers representing ...
5. Longest Palindromic Substring Given a string s, return the longest pa...
10. Regular Expression Matching 正则表达式的匹配 Given an input string s and a p...
11.Container With Most Water 水最多的容器问题 You are given an integer array hei...
15.3Sum Given an integer array nums, return all the triplets [nums[i], n...
17.Letter Combinations of a Phone Number Given a string containing digit...
19.Remove Nth Node From End of List Given the head of a linked list, rem...
20. Valid Parentheses Given a string s containing just the characters '(...
21. Merge Two Sorted Lists You are given the heads of two sorted linked ...
22. Generate Parentheses 生成括号 Given n pairs of parentheses, write a func...
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