import java.io.*;
import java.util.*;

public class Main {
	
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		
		int[] list = {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(list[scan.nextInt() - 1]);
	}
}
