Submission #413033

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
413033	2021-05-28T06:18:31 Z	조영욱(#7624)	Toy Train (IOI17_train)	C++14	0 / 100	10 ms	1228 KB

train

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

vector<int> adj[5000];
int deg[5000];

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
    int n=a.size();
    int m=u.size();
    for(int i=0;i<m;i++) {
        if (r[u[i]]==0&&r[v[i]]==0) {
            adj[u[i]].push_back(v[i]);
            deg[v[i]]++;
        }
    }
    queue<int> q;
    for(int i=0;i<n;i++) {
        if (deg[i]==0) {
            q.push(i);
        }
    }
    int cnt=0;
    while (!q.empty()) {
        int now=q.front();
        q.pop();
        cnt++;
        for(int i=0;i<adj[now].size();i++) {
            int nt=adj[now][i];
            deg[nt]--;
            if (deg[nt]==0) {
                q.push(nt);
            }
        }
    }
    vector<int> ret;
    for(int i=0;i<n;i++) {
        ret.push_back(cnt==n);
    }
    return ret;
}

Compilation message

train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:28:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |         for(int i=0;i<adj[now].size();i++) {
      |                     ~^~~~~~~~~~~~~~~~

Subtask #1
0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	4 ms	716 KB	3rd lines differ - on the 14th token, expected: '1', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #2
0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	332 KB	3rd lines differ - on the 2nd token, expected: '1', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #3
0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	10 ms	992 KB	Output is correct
2	Correct	8 ms	1196 KB	Output is correct
3	Correct	7 ms	1228 KB	Output is correct
4	Incorrect	7 ms	1132 KB	3rd lines differ - on the 1st token, expected: '1', found: '0'
5	Halted	0 ms	0 KB	-