#include <fstream>  
#include <string.h> 
   
using namespace std;  
   
ifstream fin("cifra.in");  
ofstream fout("cifra.out");  
  
char nr[101];  
int c[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};  
int lung,n,l,l2,i;  
  
int main()
{  
   	fin >> n;  
	for (i = 1; i <= n; ++i)
	{  
		fin >> nr;  
		lung = strlen(nr) - 1; 
		l2 = nr[lung] - '0';
		l = 0;   
		if (lung !=1)
		{
			l = nr[lung - 1] - '0';
		}
		
		l2 = l * 10 + l2;
		
		fout << c[l2] << endl;
	} 
	 
  	//fin.close();  
  	//fout.close(); 
  	 
  	return 0;  
}