笔者在大学二年级期间，做过的一次C++程序设计：扑克牌的洗牌发牌游戏。具体内容是：除去大王和小王，将52张扑克牌洗牌，并发出5张牌。然后判断这5张牌中有几张相同大小的牌，是否是一条链，有几个同花等。
笔者在学习他人设计的基础上，完成了自己的程序设计。这里将源程序分享给大家。
[1] 文件“card.h”
1 #ifndef CARD_H 2 #define CARD_H 3 #include<string> 4 using namespace std; 5 6 class Card 7 { 8 public: 9 static const int totalFaces=13; 10 static const int totalSuits=4; 11 12 Card(int,int); 13 int getFace(); 14 int getSuit(); 15 string toString(); 16 17 private: 18 int face,suit; 19 static const string faceNames[totalFaces]; 20 static const string suitNames[totalSuits]; 21 22 }; 23 #endif // CARD_H
[2] 文件“card.cpp”
1 #include"card.h" 2 3 Card::Card(int faceNumber,int suitNumber) 4 { 5 face=faceNumber; 6 suit=suitNumber; 7 } 8 9 string Card::toString() 10 { 11 return faceNames[face]+" of "+suitNames[suit]; 12 } 13 14 int Card::getFace() {return face;} 15 int Card::getSuit() {return suit;} 16 17 const string Card::faceNames[totalFaces]= 18 {"A","2","3","4","5","6","7","8","9","10","J","Q","K"}; 19 20 const string Card::suitNames[totalSuits]= 21 {"heart","diamond","club","spade"};
[3] 文件“deckofcards.h”
1 #ifndef DECKOFCARDS_H 2 #define DECKOFCARDS_H 3 #include<vector> 4 #include"card.h" 5 using namespace std; 6 7 class DeckOfCards 8 { 9 public: 10 static const int fiveCards=5; 11 static const int allCards=52; 12 DeckOfCards(); 13 void shuffle(); 14 Card dealCard(int); 15 16 void sortCards(); 17 int duiziCards(int* sortFaces); 18 //bool moreCards(); 19 20 private: 21 vector<Card> deck; 22 int currentCard; 23 24 }; 25 #endif // DECKOFCARDS_H
[4] 文件“deckofcards.cpp”
1 #include"deckofcards.h" 2 #include<cstdlib> 3 #include<ctime> 4 5 DeckOfCards::DeckOfCards() 6 { 7 //currentCard=0; 8 9 for(int i=0;i<allCards;i++) 10 { 11 Card card(i%Card::totalFaces,i/Card::totalFaces); 12 deck.push_back(card); 13 } 14 } 15 16 void DeckOfCards::shuffle() 17 { 18 srand(time(0)); 19 20 int swapRandom[allCards]; 21 22 for(int i=0;i<allCards;i++) 23 swapRandom[i]=int(rand())%allCards; 24 25 for(int i=0;i<allCards;i++) 26 { 27 Card swapCard(0,0); 28 swapCard=deck[i]; 29 deck[i]=deck[swapRandom[i]]; 30 deck[swapRandom[i]]=swapCard; 31 } 32 33 } 34 35 Card DeckOfCards::dealCard(int how_many) 36 { 37 for(int i=0;i<how_many;i++) 38 { 39 cout <<deck[i].toString() <<endl; 40 if((i+1)%13==0) cout <<endl; 41 } 42 } 43 44 void DeckOfCards::sortCards() 45 { 46 int sortFaces[fiveCards]; 47 int sortSuits[fiveCards]; 48 for(int i=0;i<fiveCards;i++) 49 { 50 sortFaces[i]=deck[i].getFace(); 51 sortSuits[i]=deck[i].getSuit(); 52 } 53 54 for(int i=fiveCards-1;i>=0;i--) 55 for(int j=0;j<=i-1;j++) 56 if(sortFaces[j]>sortFaces[j+1]) 57 { 58 int t; 59 t=sortFaces[j]; 60 sortFaces[j]=sortFaces[j+1]; 61 sortFaces[j+1]=t; 62 } 63 64 if((sortFaces[0]==sortFaces[1]&&sortFaces[0]==sortFaces[2]&&sortFaces[0]==sortFaces[3])|| 65 (sortFaces[1]==sortFaces[2]&&sortFaces[1]==sortFaces[3]&&sortFaces[1]==sortFaces[4])) 66 cout <<"There are 4 same cards." <<endl; 67 68 else if((sortFaces[0]==sortFaces[1]&&sortFaces[0]==sortFaces[2])|| 69 (sortFaces[1]==sortFaces[2]&&sortFaces[1]==sortFaces[3])|| 70 (sortFaces[2]==sortFaces[3]&&sortFaces[2]==sortFaces[4])) 71 cout <<"There are 3 same cards." <<endl; 72 73 else if(int i=duiziCards(sortFaces)) 74 cout <<"There are " <<i <<" pairs." <<endl; 75 76 else 77 cout <<"There is no same cards." <<endl; 78 79 if(sortFaces[0]+1==sortFaces[1]&&sortFaces[1]+1==sortFaces[2]&& 80 sortFaces[2]+1==sortFaces[3]&&sortFaces[3]+1==sortFaces[4]) 81 cout <<"The five cards is a straight." <<endl; 82 else 83 cout <<"The five cards is not a straight." <<endl; 84 85 if(sortSuits[0]==sortSuits[1]&&sortSuits[0]==sortSuits[2]&& 86 sortSuits[0]==sortSuits[3]&&sortSuits[0]==sortSuits[4]) 87 cout <<"The five cards have same flower." <<endl; 88 else 89 cout <<"The five cards have different flower." <<endl; 90 91 } 92 93 int DeckOfCards::duiziCards(int* sortFaces) 94 { 95 int duiziNum=0; 96 97 for(int i=0;i<fiveCards-1;i++) 98 if(sortFaces[i]==sortFaces[i+1]) duiziNum++; 99 100 return duiziNum; 101 }
[5] main函数文件“main_FiveCards.cpp”
1 #include<iostream> 2 #include"card.cpp" 3 #include"deckofcards.cpp" 4 using namespace std; 5 6 int main() 7 { 8 DeckOfCards aDeck; 9 10 cout <<"Deal all cards before shuffle." <<endl; 11 aDeck.dealCard(aDeck.allCards); 12 13 aDeck.shuffle(); 14 15 cout <<"Deal five cards after shuffle." <<endl; 16 aDeck.dealCard(aDeck.fiveCards); 17 18 cout <<" The result after sorting." <<endl; 19 aDeck.sortCards(); 20 21 return 0; 22 }
将5个文件放在同一目录下，对文件“main_FiveCards.cpp”编译运行即可。以下是在CodeBlocks中的运行结果：
注：如有疑问或者高见，欢迎各位读者与笔者交流，以期共同学习进步。