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

char n[105];
short t,i,p,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>>n;
        if (strlen(n)>1)
        {
         p+=n[strlen(n)-2] - '0';
         p*=10;
         p+=n[strlen(n)-1] - '0';
        }
        else
         p=n[strlen(n)-1] - '0';
        g<<v[p]<<"\n";
    }
    g.close();
    f.close();        
}