LeetCode 42. Trapping Rain Water

05-10

总结下LeetCode上 combination sum problem(未完结)

05-08

LeetCode 32. Longest Valid Parentheses

05-05

Generate-Parentheses(Dfs,Dp)

04-22

LeetCode Regular Expression Matching(动态规划)

01-13

Longest Palindromic Substring(马拉车)

01-04

2018百度之星-调查问卷(状压dp)

08-05