摘要:
线段树的pushdown千万不能写错。要不然会WA整整6天。。。。。lol 裸树剖。 #include<iostream>#include<cstdio>#include<cstring>#include<cmath>#define maxn 1000050#define maxe 200500#d 阅读全文
posted @ 2016-02-19 17:23 ziliuziliu 阅读(203) 评论(0) 推荐(0)
posted @ 2016-02-19 17:23 ziliuziliu 阅读(203) 评论(0) 推荐(0)
posted @ 2016-02-19 14:23 ziliuziliu 阅读(162) 评论(0) 推荐(0)