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