扑克牌发牌程序。给四个玩家发牌(不含大小王)，要求每次发的牌都不一样。

#include <iostream>
#include<cstdlib>
#include<ctime>
using namespace std;

int main() {
    int card, r, Deck[52];
    char pok_C[4][7] = {"黑桃","红桃","梅花","方块"};
    char pok_N[13][3] = 
    {"A","2","3","4","5","6","7","8","9","10","J","Q","K"};
    srand((unsigned)time (0));       //随机种子
    //随机产生52张牌
    for(int i=0; i<=52; i++){
        Deck[i] = 0;
    }
    for(card=1; card<=52; card++){
        r = rand() % 52;
        while(Deck[r] != 0){         //此位置已经有牌，需要重新产生位置
            r = rand() % 52;
        }    
        Deck[r] = card;　　　　　　　　　//card号牌存入Deck中
    }
    
    cout<<"play1\t play2\t play3\t play4\n";
    cout<<"------------------------------------------------\n";
    //输出
    for(int i=0; i<52; i++){
        cout<<pok_C[(Deck[i]-1)/13]<<pok_N[(Deck[i]-1)/13]<<‘\t‘;
        if(i%4 == 3){       //从0开始.（0,1,2,3）
            cout<<endl;
        }
    }

    return 0;                                                 
}