#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fstream.h>


FILE*f=fopen("cifra.in", "r");
fstream g("cifra.out",ios::out);

int n;  char a[102],*p;
int v[101]={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};


main()
{
      fgets(a,102,f) ;
while(fgets(a,102,f) )
{
  if(strlen(a)>5) {p=&a[strlen(a)-2]; g<<v[atoi(p)]<<endl;}
  else {n=atoi(a); g<<v[n%100]<<endl;}   }

                              
}