#include <fstream.h>
#include <string.h>
char n[105];
short t,i,p,v[]={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};
ifstream fin ("cifra.in");
ofstream fout ("cifra.out");
int main ()
{
	fin>>t;
	for (i=0;i<t;i++)
	{
		p=0;
		fin>>n;
		if (strlen(n)>1)
		{
			p+=n[strlen(n)-2]-'0';
			p*=10;
			p+=n[strlen(n)-1]-'0';
		}
		else
			p=n[strlen(n)-1]-'0';
			fout<<v[p-1]<<"\n";
	}
	return 0;
}