摘要:![http://www.lydsy.com/JudgeOnline/images/1926.jpg](http://www.lydsy.com/JudgeOnline/images/1926.jpg)大概就是分情况乱搞。。经典维护二维前缀和暴力+莫队算法垫底QAQ```#include using... 阅读全文
posted @ 2014-10-30 22:34 sbit 阅读 (241) 评论 (0) 编辑