Submission #1062536


Source Code Expand

using System;
using System.Linq;

namespace codefestival_2016_qualA_b
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            int[] x = Console.ReadLine().Split().Select(int.Parse).ToArray();
            int a = 0;
            for (int i = 0; i < n; i++)
            {
                if (x[x[i] - 1] == i + 1)
                {
                    a++;
                }
            }
            Console.WriteLine(a / 2);
        }
    }
}

Submission Info

Submission Time
Task B - Friendly Rabbits
User mencotton
Language C# (Mono 4.6.2.0)
Score 200
Code Size 546 Byte
Status AC
Exec Time 63 ms
Memory 10968 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 15
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 22 ms 2776 KB
0_01.txt AC 22 ms 2776 KB
0_02.txt AC 22 ms 2776 KB
1_00.txt AC 21 ms 2776 KB
1_01.txt AC 62 ms 10968 KB
1_02.txt AC 62 ms 10968 KB
1_03.txt AC 62 ms 10968 KB
1_04.txt AC 62 ms 10968 KB
1_05.txt AC 63 ms 10968 KB
1_06.txt AC 63 ms 10968 KB
1_07.txt AC 63 ms 10968 KB
1_08.txt AC 38 ms 6744 KB
1_09.txt AC 55 ms 9688 KB
1_10.txt AC 50 ms 8792 KB
1_11.txt AC 29 ms 4568 KB