Submission #891411


Source Code Expand

#include <iostream>
using namespace std;

int main(void)
{
  int l = 0;
  int n;
  int a[100001];
  int i;
  cin >> n;
  for ( i=0; i<n; i++ ) {
    cin >> a[i];
  }
  for ( i=0; i<n; i++ ) {
    if ( a[a[i]] == i ) {
      l++;
    }
  }
  cout << l << endl;
  return 0;
}

Submission Info

Submission Time
Task B - Friendly Rabbits
User moxtsuan
Language C++14 (GCC 5.4.1)
Score 0
Code Size 295 Byte
Status WA
Exec Time 36 ms
Memory 640 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 200
Status
AC × 3
AC × 4
WA × 11
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt
Case Name Status Exec Time Memory
0_00.txt AC 3 ms 256 KB
0_01.txt AC 3 ms 256 KB
0_02.txt AC 3 ms 256 KB
1_00.txt WA 2 ms 256 KB
1_01.txt WA 35 ms 640 KB
1_02.txt AC 35 ms 640 KB
1_03.txt WA 35 ms 640 KB
1_04.txt WA 35 ms 640 KB
1_05.txt WA 35 ms 640 KB
1_06.txt WA 35 ms 640 KB
1_07.txt WA 36 ms 640 KB
1_08.txt WA 14 ms 384 KB
1_09.txt WA 30 ms 512 KB
1_10.txt WA 25 ms 512 KB
1_11.txt WA 8 ms 256 KB