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 Main{
	
	
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		int n = in.nextInt();
		if(n < 13){
			System.out.printf("%.0f",Math.pow(2, n));
		}
		else{
			
			System.out.printf("%.0f",8092*Math.pow(2, (n-13)));
			
		}
		
	}
 
}