摘要: 题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1789 Problem Description Ignatius has just come back school from the 30th ACM/ICPC. Now he has a lot of 阅读全文
posted @ 2018-03-08 07:59 霜雪千年 阅读(218) 评论(0) 推荐(0)