2020年7月25日
494. Target Sum 494.目标总和
摘要： You are given a list of non-negative integers, a1, a2, ..., an, and a target, S. Now you have 2 symbols + and -. For each integer, you should choose o 阅读全文
posted @ 2020-07-25 11:16 苗妙苗 阅读(100) 评论(0) 推荐(0)
247. Strobogrammatic Number II 倒过来看也一样的数
摘要： A strobogrammatic number is a number that looks the same when rotated 180 degrees (looked at upside down). Find all strobogrammatic numbers that are o 阅读全文
posted @ 2020-07-25 06:41 苗妙苗 阅读(102) 评论(0) 推荐(0)