#include <iostream>
#include <fstream>
#include <string>
using namespace std;
int v[101]={0,1,5,2,8,3,9,2,8,7,7,8,4,7,3,8,4,1,5,4,4,5,9,6,2,7,3,6,2,1,1,2,8,1,7,2,8,5,9,8,8,9,3,0,6,1,7,0,6,5,5,6,2,5,1,6,2,9,3,2,2,3,7,4,0,5,1,4,0,9,9,0,6,9,5,0,6,3,7,6,6,7,1,8,4,9,5,8,4,3,3,4,0,3,9,4,0,7,1,0,0};
int main()
{
    ifstream in("cifra.in");
    ofstream out("cifra.out");
    int t,i,lg,aux;
    string s;
    in>>t;
    for(i=1; i<=t; i++)
    {
        in>>s;
        if(s.length()>=2)
        {
            aux=10*(s[s.length()-2]-'0')+(s[s.length()-1]-'0');
            out<<v[aux]<<endl;
        }
        else
        {
            aux=s[0]-'0';
            out<<v[aux]<<endl;
        }

    }
    return 0;
}