#include <iostream>
using namespace std;
int main(void){
    int a[32] = {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 K;
    cin >> K;
    cout << a[K - 1] << endl;
}
