#include <bits/stdc++.h>
using namespace std;
int main()
  {int K; cin >> K;
  cout << vector<int>{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}[K - 1] << endl;}