#include <bits/stdc++.h>
int main() {
  int k;
  int a[] = {1, 1, 1, 2, 1, 2, 1, 1, 5,  2, 2, 1, 5, 1, 2, 1, 14,
             1, 5, 1, 5, 2, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51};
  scanf("%d", &k);
  printf("%d\n", a[k - 1]);
  return 0;
}
