#include <bits/stdc++.h>
using namespace std;
const int inf = 0x3f3f3f3f, mod = 1000000007;
const double pi = 3.1415926535897932, eps = 1e-6;
void chmax(int &x, int y) {
  if (x < y) x = y;
}
void chmin(int &x, int y) {
  if (x > y) x = y;
}
int a[1000] = {1, 1, 1, 2, 1, 2, 1, 5,  2, 2, 1, 5, 1, 2, 1, 14,
               1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51};
int n;
int main() {
  scanf("%d", &n);
  printf("%d\n", a[n + 1]);
  return 0;
}
