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

int t, sum[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 };
string s;

int main()
{
	ifstream f( "cifra.in" );
	ofstream g( "cifra.out" );

	for( f >> t; t; --t )
	{
		f >> s;
		int nr = s[s.size()-1] - '0';
		if( s.size() > 1 )
		{
			nr += 10 * (s[s.size()-2] - '0');
		}
		g << sum[nr] << '\n';
	}

	/*
    ifstream f("cifra.in");
    ofstream g("cifra.out");
    for(f>>t;t;--t) {
        f>>s;
        int num=s[s.size()-1]-'0';
        if(s.size()>1) num+=10*(s[s.size()-2]-'0');
        g<<sum[num]<<'\n';
    }
	*/
	return 0;
}