#include <fstream>
#include <cstring>

using namespace std;

ifstream fin("cifra.in");
ofstream fout("cifra.out");

int 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};
int test;

int main(){
    fin>>test;
    fin.get();
    while(test--){
        char s[105];
        fin.getline(s,105);
        int l=strlen(s);
        int val=-1;
        if(l==1){
            val=s[0]-'0';
        }
        else{
            val=10*(s[l-2]-'0')+(s[l-1]-'0');
        }
        fout<<v[val]<<"\n";
    }
    return 0;
}
/**

**/