پاسخ : سوالات گراف
اینم کدش ... :-"
#include <bits/stdc++.h>
#define mk make_pair
#define pb push_back
#define L first
#define R second
#define pii pair <int, int>
using namespace std;
const int maxn=1e5+5;
int n, m, mark[maxn], tmp=1, dir;
vector <int> scc, v[2][maxn];
void dfs (int x)
{...