摘要: 传送门:http://www.lydsy.com:808/JudgeOnline/problem.php?id=2820 思路: #include#include#includeconst int N=10000010;using namespace std;typedef lo... 阅读全文
posted @ 2015-10-13 11:25 orzpps 阅读(109) 评论(0) 推荐(0) 编辑