#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;
}
