#include <iostream>

int main(void) {
	
  	int K;
  	int aux[] = [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];
  	cin >> K;
  
  	cout << aux[K-1] << endl;
	return 0;
}