Submission #646185

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
646185	2022-09-29T05:01:23 Z	jamezzz	Toy Train (IOI17_train)	C++17	11 / 100	313 ms	1748 KB

train

#include "train.h"
#include <bits/stdc++.h>
using namespace std;

#define maxn 5005

typedef vector<int> vi;
bool vis[maxn];
vi AL[maxn],RAL[maxn];

bool dfs(int u,int rt){
	vis[u]=true;
	for(int v:AL[u]){
		if(v==rt)return true;
		if(vis[v])continue;
		if(dfs(v,rt))return true;
	}
	return false;
}

vi who_wins(vi a,vi r,vi u,vi v){
	int n=a.size(),m=u.size();
	vi ans(n,0);
	for(int i=0;i<m;++i){
		AL[u[i]].push_back(v[i]);
		RAL[v[i]].push_back(u[i]);
	}
	for(int i=0;i<n;++i){
		for(int j=0;j<n;++j)vis[j]=false;
		if(r[i]&&dfs(i,i)){
			queue<int> q;
			q.push(i);
			while(!q.empty()){
				int u=q.front();
				q.pop();
				for(int v:RAL[u]){
					if(ans[v])continue;
					ans[v]=true;
					q.push(v);
				}
			}
		}
	}
	return ans;
}

Subtask #1
0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	82 ms	1304 KB	3rd lines differ - on the 1st token, expected: '0', found: '1'
2	Halted	0 ms	0 KB	-

Subtask #2
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	544 KB	3rd lines differ - on the 8th token, expected: '0', found: '1'
2	Halted	0 ms	0 KB	-

Subtask #3
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	1676 KB	Output is correct
2	Correct	22 ms	1620 KB	Output is correct
3	Correct	42 ms	1656 KB	Output is correct
4	Correct	123 ms	1620 KB	Output is correct
5	Correct	23 ms	1656 KB	Output is correct
6	Correct	59 ms	1588 KB	Output is correct
7	Correct	160 ms	1556 KB	Output is correct
8	Correct	7 ms	1576 KB	Output is correct
9	Correct	7 ms	1492 KB	Output is correct
10	Correct	9 ms	1456 KB	Output is correct
11	Correct	8 ms	1480 KB	Output is correct
12	Correct	7 ms	1468 KB	Output is correct
13	Correct	8 ms	1620 KB	Output is correct
14	Correct	8 ms	1620 KB	Output is correct
15	Correct	8 ms	1748 KB	Output is correct
16	Correct	8 ms	1492 KB	Output is correct
17	Correct	8 ms	1620 KB	Output is correct
18	Correct	130 ms	1372 KB	Output is correct