#include<fstream>
using namespace std;
int s[]={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 t,n,a,i;
char nr[105];
ifstream f("cifra.in");
ofstream g("cifra.out");
int main()
{
	f>>t;
	for(i=1;i<=t;i++)
	{
		f>>nr;
		n=strlen(nr);
		if(n==1)
			a=nr[0]-'0';
		else
			a=(nr[n-2]-'0')*10+(nr[n-1]-'0');
		
		g<<s[a]<<'\n';
	}
	return 0;
}