답안 #969300

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
969300	2024-04-24T22:34:04 Z	mariaclara	장난감 기차 (IOI17_train)	C++17	11 / 100	195 ms	1628 KB

train

#include "train.h"
#include<bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef pair<ll,ll> pii;
const int INF = 1e9+10;
const ll LINF = 1e18+10;
#define all(x) x.begin(), x.end()
#define sz(x) x.size()
#define mk make_pair
#define pb push_back
#define f first 
#define s second
 
int t;
bool vis[5005], in_dfs[5005];
vector<int> edges[5005];
 
bool dfs(int x, int raiz) {
	in_dfs[x] = 1;
	vis[x] = 1;
 
	for(auto viz : edges[x]) {
		if(viz == raiz) return 1;
		if(vis[viz]) continue;
		if(dfs(viz,raiz)) return 1;
	}
 
	in_dfs[x] = 0;
	return 0;
}
 
vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
	int n = sz(a), m = sz(u);
	vector<int> res(n);
 
	for(int i = 0; i < m; i++) edges[v[i]].pb(u[i]);
 
	queue<int> fila;
 
	for(int i = 0; i < n; i++) {
		if(r[i]) {
			memset(vis, 0, sizeof(vis));
			memset(in_dfs, 0, sizeof(in_dfs));
			if(dfs(i,i)) fila.push(i);
		}
	}
 
	while(!fila.empty()) {
		int x = fila.front();
		fila.pop();
 
		if(res[x]) continue;
		res[x] = 1;
 
		for(auto viz : edges[x])
			fila.push(viz);
	}
	
	return res;
}

Subtask #1
0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	59 ms	1104 KB	3rd lines differ - on the 1st token, expected: '0', found: '1'
2	Halted	0 ms	0 KB	-

Subtask #2
0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	0 ms	344 KB	3rd lines differ - on the 8th token, expected: '0', found: '1'
2	Halted	0 ms	0 KB	-

Subtask #3
11.0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	31 ms	1496 KB	Output is correct
2	Correct	57 ms	1372 KB	Output is correct
3	Correct	62 ms	1372 KB	Output is correct
4	Correct	68 ms	1364 KB	Output is correct
5	Correct	36 ms	1336 KB	Output is correct
6	Correct	9 ms	1628 KB	Output is correct
7	Correct	142 ms	1380 KB	Output is correct
8	Correct	5 ms	1372 KB	Output is correct
9	Correct	5 ms	1116 KB	Output is correct
10	Correct	6 ms	1372 KB	Output is correct
11	Correct	6 ms	1116 KB	Output is correct
12	Correct	5 ms	1116 KB	Output is correct
13	Correct	5 ms	1372 KB	Output is correct
14	Correct	5 ms	1628 KB	Output is correct
15	Correct	7 ms	1472 KB	Output is correct
16	Correct	5 ms	1624 KB	Output is correct
17	Correct	6 ms	1572 KB	Output is correct
18	Correct	96 ms	1116 KB	Output is correct