#include <stdio.h>
 
int main(){
  int K;
  int A[32] =　{1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51}
  if(scanf("%d",&K)){};
  printf("%d",A[K - 1]);
  return 0;
}