#include <iostream>
#include <fstream>
#include <string>
using namespace std;
int main() {
    int n, i, x, len;
    char pop[101];
    fstream f1, f2;
    int vect[100]={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};
    FILE *in=fopen("cifra.in","r"),*out=fopen("cifra.out","w");
    fscanf(in,"%d",&n);
    for(i=0; i<n; i++) {
             fscanf(in,"%s",pop);
             len = strlen(pop);
             if(len>1) {
                          x=(pop[len-2]-'0')*10 + pop[len-1]-'0';
             }
             else {
                  x=pop[len-1]-'0';
             }
             fprintf(out,"%d",vect[x]);
    }
   	fclose(in); fclose(out);
    return 0;
}