#include <bits/stdc++.h>
#include <vector>
using namespace std;
int main(void){ 
  int K; 
  cin >> K;
  vector<int> a(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}; 
  cout << a.at(K-1) << endl;
 return 0; 
}