#include <fstream>
#include <iostream>
#include <string.h>
#include <stdio.h>
using namespace std;
ifstream f("cifra.in");
ofstream g("cifra.out");
int 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};
int main(){
long int t,n,i,l,nr;
char s[130];
f>>t;
f.get();
for(i=1; i<=t; i++){
f>>s;
l=strlen(s);
if(l==1){
nr=s[0]-'0';
}
else{
nr=(s[l-2]-'0')*10+(s[l-1]-'0');
}
g<<v[nr]<<'\n';
}
return 0;
}