C++ How to Program, 10/e

... = i / faces; // suits in order                   
14         deck[i].color = i / (faces * colors); // colors in order      
15      }
16   }
17
18   // deal cards in deck
19   void DeckOfCards::deal() const {
20      for (size_t k1{0}, k2{k1 + deck.size() / 2};
21         k1 < deck.size() / 2 - 1; ++k1, ++k2) {
22         cout << "Card:" << setw(3) << deck[k1].face  
23            << " Suit:" << setw(2) << deck[k1].suit   
24            << " Color:" << setw(2) << deck[k1].color   
25            << " " << "Card:" << setw(3) << deck[k2].face   
26            << " Suit:" << setw(2) << deck[k2].suit  
27            << " Color:" << setw(2) << deck[k2].color   << endl;
28        }
29  }

Fig. 22.16 Bit fields used to store a deck of cards.

Alternate View

1  // Fig. 22.16: fig22_16.cpp ...