Submission #595768

#	Time	Username	Problem	Language	Result	Execution time	Memory
595768		Cross_Ratio	IOI Fever (JOI21_fever)	C++14	6 / 100	1 ms	212 KiB

fever

#include <bits/stdc++.h>
#define int long long
using namespace std;
int X[100005];
int Y[100005];
signed main() {
    cin.sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int N;
    cin >> N;
    int i, j;
    for(i=0;i<N;i++) cin >> X[i] >> Y[i];
    int ans = 0;
    for(i=0;i<N;i++) {
        if(X[i]==Y[i]) ans++;
    }
    cout << ans;
}

Compilation message (stderr)

fever.cpp: In function 'int main()':
fever.cpp:12:12: warning: unused variable 'j' [-Wunused-variable]
   12 |     int i, j;
      |            ^

• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 6 / 6
• Subtask 4: 0 / 6
• Subtask 5: 0 / 12
• Subtask 6: 0 / 32
• Subtask 7: 0 / 31