#include <iostream>
#include <vector>

int main(){
  auto 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 K;
  std::cin >> K;
  std::cout >> a[K-1] >> std::endl;
  
  return 0; 
}