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