#include <algorithm>
#define input "cifra.in"
#define output "cifra.out"
#define DIM 100001

using namespace std ;
 
int t ;
int nr ;
int s[DIM]={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};

void solve() 
	{
		scanf ("%d" , &t) ;
		for (int i=1 ; i<=t ; i++ )
			{
				scanf ("%d" , &nr) ;
				nr=nr%100 ; 
				printf ("%d\n" , s[nr]) ;
			}
	}
int main()
{
    freopen (input,"r",stdin);
    freopen (output,"w" , stdout ) ;
 
	solve() ;
 
    return 0;
}