#include <iostream>
#include <math.h>

using namespace std;

int main()
{
    int n, x;
    cin >> n;
    x = int(sqrt(n));
    bool ans = true;
    for (int i = 2; i <= x; i++)
    {
        if (n % i == 0)
        {
            ans = false;
        }
    }

    if (ans == true)
    {
        cout << "prime" << endl;
    }
    else
    {
        cout << "composite" << endl;
    }
    return 0;
}