#include <iostream>
#include <string>
#include <fstream>
using namespace std;
 
ifstream fin("cifra.in");
ofstream fout("cifra.out");
 
int v[102] = {0,1,5,2,8,3,9,2,8,7,7,8,4,7,3,8,4,1,5,4,4,5,9,6,2,7,3,6,2,1,1,2,8,1,7,2,8,5,9,8,8,9,3,0,6,1,7,0,6,5,5,6,2,5,1,6,2,9,3,2,2,3,7,4,0,5,1,4,0,9,9,0,6,9,5,0,6,3,7,6,6,7,1,8,4,9,5,8,4,3,3,4,0,3,9,4,0,7,1,0};
 
int fn(int a, int b)
{
    return a * 10 + b;
}
 
int main()
{
    int t;
    fin >> t;
    for (int i = 0; i < t; ++i)
    {
        string n;
        fin >> n;
        int l = n.length();
        if (l == 1)
        {
            int p = (n[0] - 48);
            fout << v[p] << "\n";
        }
        else
        {
            int numar = fn(n[l-2] - 48, n[l-1] - 48);
            fout << v[numar] << "\n";
        }
    }
    return 0;
}