#include <bits/stdc++.h>
#pragma comment(linker, "/STACK:100000000,100000000")
using namespace std;
const long long inf = 1e18 + 7;
const long long mod = 1e9 + 7;
const double eps = 1e-9;
const double PI = 2 * acos(0.0);
const double E = 2.71828;
string lis[] = {
    "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"};
int main(void) {
  long long n;
  cin >> n;
  cout << lis[n - 1] << endl;
  return 0;
}
