#include <iostream>
 
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};
 
int main()
{
  int K;
  std::cin >> K;
  
  std::cout << a[K-1];
  
  return 0;
}