http://poj.org/problem?id=2553 Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 10987 Accepted: 4516 Description We will use the following (standard) definitions from graph theory. Let V be a nonempty and finite set, its elements being…
POJ 2553 The Bottom of a Graph 题目链接 题意:给定一个有向图,求出度为0的强连通分量 思路:缩点搞就可以 代码: #include <cstdio> #include <cstring> #include <algorithm> #include <vector> #include <stack> using namespace std; const int N = 5005; int n, m; vector&l…
题目地址:http://poj.org/problem?id=2553 The Bottom of a Graph Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 7881 Accepted: 3263 Description We will use the following (standard) definitions from graph theory. Let V be a nonempty and finit…
The Bottom of a Graph Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 11981 Accepted: 4931 Description We will use the following (standard) definitions from graph theory. Let V be a nonempty and finite set, its elements being called ve…
The Bottom of a Graph Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 9641 Accepted: 4008 Description We will use the following (standard) definitions from graph theory. Let V be a nonempty and finite set, its elements being called ver…
Description We will use the following (standard) definitions from graph theory. Let V be a nonempty and finite set, its elements being called vertices (or nodes). Let E be a subset of the Cartesian product V×V, its elements being called edges. Then G…
