import java.util.*;
public class Main {
	public static void main(String[] args) {
		int[] arr= {0,1, 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};
		Scanner sc=new Scanner(System.in);
		int x=sc.nextInt();
		System.out.println(arr[x]);
	}
}
