#include <iostream>
#include <fstream>
#include <cstring>
using namespace std;
int v[100]={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()
{
    int T,i,u,pu,n,c,j;
    char x[101];
    ifstream f("cifra.in");
    ofstream g("cifra.out");
    f>>T;
    for (i=1;i<=T;i++)
    {
        f>>x;
        n=strlen(x);
        if (n==1)
        {
            c=(int)x[0]-48;
            g<<v[c-1]<<'\n';
        }
        else
        {
            u=(int)x[n-1]-48;
            pu=(int)x[n-2]-48;
            c=pu*10+u;
            g<<v[c-1]<<'\n';
        }
    }
    f.close();
    g.close();
    return 0;
}