# include < iostream >
using namespace std ;
int main ( void ){
int K ;
cin >> K ;

int a [] = {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};
cout << a [ K -1] << endl ;
return 0;
}