2017 年 8月 22 日随笔档案 - keepshuatishuati

2017年8月22日

LeetCode 238: Product of Array Except itself

摘要： Constant space solution that counting zeros: Nice Solution: 阅读全文

posted @ 2017-08-22 15:31 keepshuatishuati 阅读(89) 评论(0) 推荐(0) 编辑

摘要： 1. Create node when the neighbor is not found. 阅读全文

posted @ 2017-08-22 14:45 keepshuatishuati 阅读(85) 评论(0) 推荐(0) 编辑

摘要： 1. Multiplication length are sum of two lengths. 2. Multiplied value should be ADDED to the position not REPLACE since there could be other places mul 阅读全文

posted @ 2017-08-22 14:29 keepshuatishuati 阅读(121) 评论(0) 推荐(0) 编辑

LeetCode 78: Subsets

摘要： For streaming processing, we could use number to set as recorder of last state. Normal recursion: 阅读全文

posted @ 2017-08-22 13:22 keepshuatishuati 阅读(140) 评论(0) 推荐(0) 编辑