#include<fstream>
#include<cstring>
using namespace std;

int t,x,l;
char nr[150];

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};

ifstream fin("cifra.in");
ofstream fout("cifra.out");

int main()
{
	
	fin>>t;
	for(int i=1;i<=t;i++)
	{
		fin>>nr;
		l=strlen(nr);
		if(l>1)
		x=s[(nr[l-2]-'0')*10+nr[l-1]-'0'];
		else x=s[nr[l-1]-'0'];
		fout<<x<<"\n";
	}
}