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;
template <class T>
inline T sqr(T x) {
  return x * x;
}
const double EPS = 1e-6;
const int INF = 0x3fffffff;
const long long LINF = INF * 1ll * INF;
const double PI = acos(-1.0);
using namespace std;
string s[] = {"Washington", "Adams",     "Jefferson", "Madison",    "Monroe",
              "Adams",      "Jackson",   "Van Buren", "Harrison",   "Tyler",
              "Polk",       "Taylor",    "Fillmore",  "Pierce",     "Buchanan",
              "Lincoln",    "Johnson",   "Grant",     "Hayes",      "Garfield",
              "Arthur",     "Cleveland", "Harrison",  "Cleveland",  "McKinley",
              "Roosevelt",  "Taft",      "Wilson",    "Harding",    "Coolidge",
              "Hoover",     "Roosevelt", "Truman",    "Eisenhower", "Kennedy",
              "Johnson",    "Nixon",     "Ford",      "Carter",     "Reagan",
              "Bush"};
int main(void) {
  int n;
  cin >> n;
  cout << s[n - 1] << endl;
}