#include <bits/stdc++.h>
using namespace std;
bool sushu(int n)
{
    if(n == 1) return false;
    else if(n == 2) return true;
    else
    {
        for(int i = 2; i <= sqrt(n); i ++ )
        {
            if(n % i == 0)
            {
                return false;
            }
        }
        return true;
    }
}
int main()
{
    int n,x;
    cin >> n;
    for(int i = 1; i <= n; i ++ )
    {
        cin >> x;
        if(sushu(x) == true)
        {
            cout << x << " is prime" << endl;
        }
        else
        {
            cout << x << " is not prime"<< endl;
        }
    }
}