제출 #589884

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
589884		f1nder	Best Place (NOI17_bestplace)	C++17	0 / 100	2 ms	596 KiB

bestplace

#include<bits/stdc++.h>
using namespace std;
void solve();
const int N=10005;
int main()
{
ios_base::sync_with_stdio(false);cin.tie(NULL);
 
   #ifndef ONLINE_JUDGE
   freopen("input.txt", "r", stdin);
   freopen("error.txt", "w", stderr);
   freopen("output.txt", "w", stdout);
   #endif
   
int t=1;
while(t--)
{
	solve();
	cout<<"\n";
}

cerr<<"time taken : "<<(float)clock()/CLOCKS_PER_SEC<<" secs"<<endl;
return 0;
}
void solve()
{
     int n;cin>>n;
    std::vector<int> v,vi ;
    v.reserve(n);vi.reserve(n);int x,y;
    for (int i = 0; i < n; i++) {
        /* code */
        cin>>x>>y;
        v.push_back(x);
        vi.push_back(y);
    }
    sort(v.begin(),v.end());
    sort(vi.begin(),vi.end());
    int a=v[(n/2)];int b=vi[(n/2)];
    cout<<a<<" "<<b;
}	

컴파일 시 표준 에러 (stderr) 메시지

bestplace.cpp: In function 'int main()':
bestplace.cpp:10:11: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |    freopen("input.txt", "r", stdin);
      |    ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
bestplace.cpp:11:11: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |    freopen("error.txt", "w", stderr);
      |    ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
bestplace.cpp:12:11: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |    freopen("output.txt", "w", stdout);
      |    ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 20
• Subtask 3: 0 / 28
• Subtask 4: 0 / 13
• Subtask 5: 0 / 17
• Subtask 6: 0 / 19