#include<fstream>
using namespace std;
ifstream f("cifra.in");ofstream g("cifra.out");

int x[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};
char s[101];

int main()
{
	f.getline(s,101);	int k;
	while(f.getline(s,101))
	{
		k=s[strlen(s)-1]-'0';
		if(strlen(s)>1)k=k+(s[strlen(s)-2]-'0')*10;
		g<<x[k]<<'\n';
	}
	f.close();g.close();
	return 0;
}