import java.util.*;

class Main{

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