摘要:
#include<iostream> #include<string> #include <cstdlib> #include <algorithm> #include <cstdio> using namespace std; const int N = 1e5 + 5; struct node 阅读全文
摘要:
题目链接 https://www.luogu.com.cn/problem/P1955 AC代码 #include<iostream> #include <algorithm> #include<cstdio> using namespace std; typedef long long ll; c 阅读全文