Problem: 

Input

The input contains a single integer a (0 ≤ a ≤ 35).

Output

Output a single integer.

Examples

Input

3


Output

8


Input

10


Output

1024

Solution (in JAVA):

Solution:
import java.util.Scanner;

public class vici {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in=new Scanner(System.in);
		int a=in.nextInt();
		String mass[]={	"1", "2", "4", "8", "16", "32", "64", "128"
				, "256", "512", "1024", "2048", "4096", "8092", "16184", "32368", "64736", 
				"129472", "258944", "517888", "1035776", "2071552", "4143104", "8286208", "16572416",
				"33144832", "66289664", "132579328", "265158656", "530317312", "1060634624", "2121269248", "4242538496", 
				"8485076992", "16970153984", "33940307968"};
		System.out.println(mass[a]);
		}
	

}