Envío 2597
Problema 0x53 - Encontrar ciclos en un grafo dirigido
- Autor: S8Vega
- Fecha: 2021-01-13 05:35:05 UTC (Hace más de 3 años)
| Caso # | Resultado | Tiempo | Memoria |
|---|---|---|---|
| #1 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 19 KBi |
| #2 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.008 s | 2 KBi |
| #3 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 2 KBi |
| #4 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #5 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 2 KBi |
| #6 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #7 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #8 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.008 s | 2 KBi |
| #9 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #10 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #11 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.005 s | 2 KBi |
| #12 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 2 KBi |
| #13 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.008 s | 2 KBi |
| #14 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 20 KBi |
| #15 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 1 KBi |
| #16 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 16 KBi |
| #17 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 18 KBi |
| #18 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 2 KBi |
| #19 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.008 s | 2 KBi |
| #20 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #21 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 2 KBi |
| #22 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 2 KBi |
| #23 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.008 s | 2 KBi |
| #24 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #25 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.007 s | 2 KBi |
| #26 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #27 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.036 s | 2 KBi |
| #28 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #29 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.049 s | 2 KBi |
| #30 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.006 s | 2 KBi |
| #31 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.012 s | 2 KBi |
| #32 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.037 s | 2 KBi |
| #33 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.012 s | 3 KBi |
| #34 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.022 s | 2 KBi |
| #35 |
Correcto
main.cpp:46:9: warning: 'dbg' macro redefined [-Wmacro-redefined]
#define dbg(...) 18
^
main.cpp:11:9: note: previous definition is here
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
^
1 warning generated.
|
0.044 s | 3 KBi |
Puntos totales: 100 / 100
Código
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
#define forn(i, a, b) for (int i = a; i < b; ++i)
#define SZ(x) int(x.size())
#define pb push_back
#define F first
#define S second
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
void dbg_out() { cerr << endl; }
template <typename Head, typename... Tail>
void dbg_out(Head H, Tail... T) {
cerr << ' ' << H;
dbg_out(T...);
}
const int N = 1e4 + 10;
bool cycle;
int n, m, vis[N];
vector<int> g[N];
void dfs(int u) {
if (cycle) return;
vis[u] = 1;
for (int &v : g[u]) {
if (!vis[v])
dfs(v);
else if (vis[v] == 1) {
cycle = true;
break;
}
}
vis[u] = 2;
}
int main() {
#ifdef LOCAL
freopen("a.txt", "r", stdin);
// freopen("main.txt", "w", stdout);
#else
ios::sync_with_stdio(0);
cin.tie(0);
#define endl '\n'
#define dbg(...) 18
#endif
cin >> n >> m;
int u, v;
for (int i = 0; i < m; i++) {
cin >> u >> v;
g[u].pb(v);
}
for (int i = 0; i < n; i++) {
if (!vis[i]) {
dfs(i);
}
}
if (cycle)
cout << "Yes" << endl;
else
cout << "No" << endl;
return 0;
}
/*
g++ -pthread -Wall -Wshadow -std=c++17 -o main a.cpp -DLOCAL && ./main
*/