#include<bits/stdc++.h>
using namespace std;

int main(){
  int K;
  cin >> K;
  int a[] = [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];
  cout << a[K-1] << endl;
}