Submission #1198703

#	Time	Username	Problem	Language	Result	Execution time	Memory
1198703		ramzialoulou	Logičari (COCI21_logicari)	C++20	10 / 110	9 ms	400 KiB

Main

#include <bits/stdc++.h>

using namespace std;

#ifdef Ramzi
#include "debug.h"
#else
#define debug(...)
#endif

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n;
  cin >> n;
  for (int i = 0; i < n; i++) {
    int a, b;
    cin >> a >> b;
  }
  if (n % 4) {
    cout << -1 << "\n";
  } else {
    cout << n / 2 << "\n";
  }
  return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 40
• Subtask 4: 0 / 50