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 CPP):

Solution:
#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n, m;
  unsigned long long ar[24] = {
      8092,       16184,      32368,      64736,       129472,     258944,
      517888,     1035776,    2071552,    4143104,     8286208,    16572416,
      33144832,   66289664,   132579328,  265158656,   530317312,  1060634624,
      2121269248, 4242538496, 8485076992, 16970153984, 33940307968};
  cin >> n;
  if (n < 13)
    cout << pow(2, n);
  else {
    cout << ar[n - 13];
  }
}