#include<iostream>
#include<fstream>
using namespace std;

ifstream f("cifra.in");
ofstream g("cifra.out");

int V[20]={1,5,2,8,3,9,2,8,7,7,8,4,7,3,8,4,1,5,4,4};

int main()
{
    int i,T,x;
    f>>T;
    for (i=1; i<=T; i++)
    {
        f>>x;
        if (x%20!=0) g<<V[x%20-1];
        else g<<4;
        g<<endl;
    }
    f.close();
    g.close();
}