2019年8月9日
POJ 2777 Count Color （线段树 + 状态压缩）
摘要： 题目 Chosen Problem Solving and Program design as an optional course, you are required to solve all kinds of problems. Here, we get a new problem. There 阅读全文
posted @ 2019-08-09 12:20 Cl0ud_z 阅读(163) 评论(0) 推荐(0) 编辑