#include<stdio.h>
#include<string.h>
char a[101];
int cifre[]={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,j,q,l,sol;
    long long unsigned n;
    scanf("%d",&t);
    for(i=1;i<=t;++i)
    {
         scanf("%llu",&n);
         if(n>100)
                printf("%d\n",cifre[n%100-1]);
         else
                printf("%d\n",cifre[n-1]);
    }        
    return 0;
}