#include <bits/stdc++.h>
int main() {
  int array[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};
  int in = 0;
  int out = 0;
  scanf("%d", &in);
  if ((in >= 1) && (in <= 32)) {
    out = array[in - 1];
    printf("%d", &out);
  }
  return 0;
}
