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.*;
public class S{
    public static void main(String args[]){
        String s[]={"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"};
        Scanner ss=new Scanner(System.in);
        int n=ss.nextInt();
        System.out.println(s[n]);
    }
}