#include <iostream>
using namespace std;

int main(){
  int a[33] = {0, 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 n;
  cin >> n;
  cout << a[n] << '\n';
}
