#include <cstdio>
#include<string.h>
#define MAX 100
using namespace std;
char sir[MAX+1];
int uc[]={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};
int main()
{
    freopen("cifra.in", "r", stdin);
    freopen("cifra.out", "w", stdout);
    int t, i, n, u, s=0, j;
    scanf("%d\n", &t);
    for(j=1;j<=t;j++)
    {
        s=0;
        gets(sir);
        n=strlen(sir);
        if(n-2>=0)
            s=(sir[n-2]-'0')*10;
        s+=sir[n-1]-'0';
        printf("%d\n", uc[s]);
    }
    return 0;
}