随笔分类 -  计数——容斥原理

摘要:http://www.lydsy.com/JudgeOnline/problem.php?id=4005神题~远距离orz膜拜PoPoQQQ大神#include#include#include#include#include#include#include#include#include#inclu... 阅读全文
posted @ 2015-08-25 11:23 maijing 阅读(448) 评论(0) 推荐(0) 编辑

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