Submission #1033618

#	Time	Username	Problem	Language	Result	Execution time	Memory
1033618		vjudge1	Stove (JOI18_stove)	C++14	0 / 100	0 ms	348 KiB

stove

#include<bits/stdc++.h>
using namespace std;
#define endl '\n'
signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int n;
    cin >> n;
    int d[n+1][n+1];
    for(int i=1;i<=n;i++){
        for(int j=1;j<=n;j++){
            cin >> d[i][j];
        }
    }
    int p;
    cin >> p;
    vector<int> ans;
    for(int i=1;i<=n;i++){
        if(d[i][1]==i){
            ans.push_back(i);
        }
    }
    cout << ans.size() << endl;
    for(int i=0;i<ans.size();i++){
        if(i){
            cout << ' ';
        }
        cout << ans[i];
    }
}

Compilation message (stderr)

stove.cpp: In function 'int main()':
stove.cpp:24:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |     for(int i=0;i<ans.size();i++){
      |                 ~^~~~~~~~~~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 30
• Subtask 3: 0 / 50