
	


import java.util.*; 
	public class Main {
	public static void main( String[] args) {			
					
					Scanner in = new Scanner(System.in);
					long 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 a1 = in.nextInt();
					System.out.println(a[a1-1]);
					
			}}