#include <bits/stdc++.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;
}
