#include <iostream>
#include <string>

using namespace std;

const string stddeck[] = { "2d","3d","4d" };

class Cards {
  public:
  Cards(const string deck[]);
};

int main()
{
    cout << "Size:" << sizeof(stddeck) << endl;  // 3 Elemente enthalten
    Cards cards(stddeck);
    return 0;
}

Cards::Cards(const string deck[]) {
    cout << "Size:" << sizeof(deck) << endl;  /// nur noch das 1. Element enth.
}