oj.uz

Submission #532093

# Submission time Handle Problem Language Result Execution time Memory
532093 2022-03-02T05:40:23 Z kebine Star triangles (IZhO11_triangle) C++17
0 / 100
 2000 ms 588 KB 
#include <bits/stdc++.h>
#define pb push_back
#define fi first
#define se second
typedef long long ll;
using namespace std;

ll n, ans;
pair<ll,ll>arr[300005];

int main(){
  cin >> n;
  for(int i = 0; i < n; i++){
    cin >> arr[i].fi >> arr[i].se;
  }
  for(int i = 0; i < n; i++){
    for(int j = 0; j < n; j++){
      if(i==j)continue;
      for(int k = 0; k < n; k++){
        if(j==k || i == k) continue;
        if(arr[i].fi == arr[j].fi && arr[j].se == arr[k].se){
          ans++;
        }
      }
    }
  }
  cout << ans << endl;
}

//tle lmao

Subtask #1
0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 2 ms 204 KB Output is correct
8 Correct 11 ms 204 KB Output is correct
9 Correct 147 ms 204 KB Output is correct
10 Correct 394 ms 304 KB Output is correct
11 Correct 1020 ms 308 KB Output is correct
12 Execution timed out 2074 ms 588 KB Time limit exceeded
13 Halted 0 ms 0 KB -