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 answer, input;
int ar[6] = {4, 1, 3, 2, 0, 5};
int main() {
  cin >> input;
  for (long long i = 0; i <= 5; i++) {
    if (input & (1 << i)) {
      answer += (1 << ar[i]);
    }
  }
  cout << answer << endl;
}