刷题打卡 －pxu

022. Generate Parentheses
used string instead of stringbuilder

134. Gas Station

25. Reverse Nodes in k-Group: reverse from ListNode start to end.

591. Tag Validator: use stack, string.startsWith and indexOf methods

174. Dungeon Game: dp 问题

38. Count and Say: used dp

楼主现在一共刷了多久啦？刷了多少道啦？

443. String Compression

claire0716 发表于 2018-7-9 17:23
楼主现在一共刷了多久啦？刷了多少道啦？

几年前开始的，不过没多久就停了。这次是4月份中开始的，刷了3个月。Leetcode刷了192道题。

79. Word Search, used dfs and trie to implement differently.