#include<fstream> 
using namespace std; 
short const 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}; 
short t,i,c; 
char n[105]; 
int main()
{ 
	ifstream f("cifra.in"); 
	ofstream g("cifra.out"); 
	f>>t; 
	f.getline(n,100); 
	while (t--)   
	{      
		c = 0;      
		f.getline(n,105);         
		i = strlen(n);        
		if (i > 1)       
		{         
			c += n[i - 2] - '0';         
			c = (c << 1) + (c << 3);         
			c += n[i - 1] - '0';       
		}       
		else     
			c = n[i - 1] - '0';        
			g << v[--c] << "\n";    
	}
	return 0;    
}