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

int main(){
  vector<int> d = {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 k; cin >> k;
  
  cout << d.at(k-1) << endl; 
}