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