摘要: WA了好几发。。。细节颇多,总之写线段树就要写好pushdown和pushup函数拍了300组数据才找到错误- -||新技能Get#include"cstdio"#include"queue"#include"cmath"#include"stack"#include"iostream"#inclu... 阅读全文
posted @ 2016-01-16 22:53 Septher 阅读(256) 评论(0) 推荐(0) 编辑