Codechef/wcsa.cpp at master · tanishqchamola/Codechef · GitHub

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#include <iostream>
#include <vector>
using namespace std;
/*
int main()
{
    vector<unsigned short int>result;
    unsigned short int t;
    cin>>t;

    for (unsigned short int i=0; i<t; i++)
    {
        unsigned short int n,count=0;
        cin>>n;
        unsigned short int arr[n];

        for (unsigned int i=1; i<=n; i++)
        {
            cin>>arr[i];
        }

        for (unsigned int i=1; i<=n; i++)
        {
            if (arr[arr[i]]==i)
            {
                count++;
            }
        }

        result.push_back(n-count);

    }

    for (unsigned int i=0; i<t; i++)
    {
        cout<<result[i]<<"\n";
    }

    return 0;
}
*/