#include <stdio.h>
#include <string.h>
FILE *f=fopen("cifra.in","r"),*g=fopen("cifra.out","w");
long int t,n,i,l,nr,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};
char s[130];

int main(){
    fscanf(f,"%ld\n",&t);
    for(i=1; i<=t; i++){
        fscanf(f,"%s",s);
        l=strlen(s);
        if(l==1){
            nr=s[0]-'0';
        }
        else{
            nr=(s[l-2]-'0')*10+(s[l-1]-'0');
        }
        fprintf(g,"%ld\n",v[nr]);
    }
    return 0;
}