#include<bits/stdc++.h>
using namespace std;
int main(){
int n[]={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},k;
cin>>k;
cout<<n[k-1]<<endl;

return 0;

}
