import java.util.Scanner;

public class Main {
    public static void main(final String[] args) {
    	Scanner s = new Scanner(System.in);
    	int n = s.nextInt();
    	int[] a = new 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};
    	
    	System.out.println(a[n-1]);
    	}
    }
