#include <iostream>
#include <fstream>

using namespace std;
string s;
int i,p,t,v[]={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 f("cifra.in");
    ofstream g("cifra.out");
    f>>t;
    for(i=1;i<=t;i++)
    {
        f>>s;
        p=0;
        if(s.size()>=2) p=(s[s.size()-2]-'0')*10+(s[s.size()-1]-'0');
            else p=s[0]-'0';
        cout<<v[p];
    }
    return 0;
}