随笔分类 -  平时小练习

摘要:最近在开始做LeetCode的算法题 做的第一题是的题目如下: Given a positive integer n and you can do operations as follow: What is the minimum number of replacements needed for  阅读全文
posted @ 2017-05-12 11:57 wwbweibo 阅读(451) 评论(0) 推荐(0)