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>
int func(const void *a, const void *b) { return *(int *)a - *(int *)b; }
int main() {
  int prime[12] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37};
  int a, flag = 0, i;
  char string[50][50] = {
      "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",       "Clinton",   "Bush"};
  scanf("%d", &a);
  printf("%s", string[a - 1]);
  return 0;
}