/**
 * @author azsy
 *
 */
import java.util.*;
public class kthTerm {
	public static void main(String[] args) {
		int[] kth = {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 k = sc.nextInt();
		
		System.out.println(kth[k-1]);

	}

}
