考试要求，但不会，我知道有点长，希望高手能
#include<iostream.h>
#include<stdlib.h>
#include<conio.h>
#include<time.h>


void replay(char &ans);     //询问是否继续玩牌
void hit(int &total);       //要一张牌
void deal(int &player,int &cpu,int &playerturns,int &cputurns);    //为计算机和玩家各发两张牌
void BET(int &bet,int &money);   //下注
void print(int wins,int lose,int draw,int money);    //输出最后结果
void rules();    //输出规则
void  results(int player,int cpu,int bet,int &money,int &draw,int &win,int &lose);   //判断输赢
int random(long hi,long lo)    //取两个参数之间的随机数
{
    int ran;
    srand((unsigned)time(NULL));
    ran = rand()%(hi-(lo-1))+lo;
    return(ran);
}
void wait(int milli)    //暂停milli毫秒
{
    clock_t start;
    start = =clock();
    while((clock()-start) < milli);
}
void pause()    //暂停，任按一键继续
{
    cout<<"任安一键继续"<<endl;
    getch();
}
int main()
{
    int player = 0,cpu = 0,win = 0,lose = 0,draw = 0,playerturns = 0,cputurns = 0,money = 0,bet;
    char ans;
    system("cls");    //执行系统命令，清屏
    rules();
    cout<<"\t\t\t请问是否玩牌：";
    cin>>ans;
    if((ans == 'y') || (ans == 'Y'))     //检查输入是否为Yes
    {
        cout<<"\t\t\t你的赌本为100美元"<<endl;     //起始的赌本
        money = 100;
        cout<<"\t\t\t";
        pause();     //暂停，任安一键继续
    }
    else
    {
        return(0);
    }
    do
    {
        system("cls");
        if(money<0)    //看看有无赌本
        {
            cout<<"对不起，你没赌本了"<<endl;    //若赌本输光，结束程序
            return(0);
        }
        BET(bet,money);    //下注的程序
        deal(player,cpu,playerturns,cputurns);    //给玩家和计算机各发两张牌
        do
        {
            cout<<"\t\t\t你是想要牌（H）还是等待（S）：";    //询问是否要牌
            cin>>ans;
            if((ans == 'h') || (ans == 'H'))   //如果玩家要牌
            {
                playerturns++;   //玩家手中的牌数增加一张
                if(playerturns > 5)    //判断玩家手中的牌数是否超过5张
                    cout<<"\t\t\t你手中不能超过5张牌";    //若超过，则不能继续要牌
            }
            if((playerturns < 6)&&(ans == 'h'))   //判断是否符合玩家要牌的条件
            {
                cout<<endl;
                hit(player);     //调用发牌程序
            }
        }
        while((ans == 'h') || (ans == 'H'));    //继续询问玩家是否要牌
        for(;(cpu < 16)&&(cputurns < 6);cputurns++)    //计算机开始要牌的条件
        {
            cout<<endl;
            cout<<"\t\t\t计算机要了一张牌"<<endl;
            hit(cpu);   //调用发牌程序
        }
        cout<<endl<<endl;
        cout<<"\t\t\t计算机的牌面为:"<<cpu<<endl;    //输出计算机的牌面的总点数
        cout<<"\t\t\t你的牌面为:"<<player<<endl;   //输出玩家牌面的总点数
        cout<<endl;
        results(player,cpu,bet,money,draw,win,lose);   //判断输赢
        replay(ans);   //询问是否继续玩牌
    }
    while((ans == 'y') || (ans == 'Y'));
    print(win,lose,draw,money);   //游戏结束，输出结果
    cout<<endl;
    cout<<"\t\t\t\t";
    return(0);
}
void rules()   //游戏规则
{
    cout<<"\t\t WELCOME TO THE GAME"<<endl;
    cout<<"\t\t\t HERE ARE SOME SIMPLE RULES"<<endl;
    cout<<"\t\t\t1：You Can only have a max of 5 cards."<<endl;
    cout<<"\t\t\t2：If you bust you automatically lose."<<endl;
    cout<<"\t\t\t3：If you win you win double what you bet."<<endl;
    cout<<"\t\t\t4: The Dealer stops at or after 16."<<endl;
    cout<<"\t\t\t\t";
    pause();
}
void BET(int &bet,int &money)   //接收玩家下注
{
    system("cls");
    cout<<"\t\t\t你现在有：$"<<money<<endl;
    cout<<"\t\t\t你要下的赌注是：";
    cin>>bet;
    if(bet < 0)
        bet = bet*-1;
    money = money -bet;
}
void deal(int &player,int &cpu,int &playerturns,int &cputurns)   //为计算机和玩家各发两张牌
{
    int playercard1,playercard2,cpucard1,cpucard2;
    playerturns = 2;
    cputurn = 2;
    playercard1 = random(13,1);  //取得13与1之间的随机数
    cout<<"\n\t\t\tDEALING HAND"<<endl;
    wait(350);    //等待350ms
    playercard2 = random(13,1);
    wait(150);
    cpucard1 = random(13,1);
    wait(350);
    cpucard2 = random(13,1);
    if(playercard1 >10)   //若牌面的点数大于10，按半点来计点数
    {
        playercard1 = 0.5;
    }
    if(playercard2 > 10)
    {
        playercard = 0.5;
    }
    if(cpucard1 > 10)
    {
        cpucard1 = 0.5;
    }
    if(cpucard2 > 10)
    {
        cpucard2 = 0.5;
    }
    player = playercard1 + playercard2;    //玩家两张牌的总点数
    cpu = cpucard1 + cpucard 2;   //计算机两张牌的总点数
    cout<<"\t\t\t现在你的牌面点数是:"<<player <<endl;
    cout<<"["<<playercard1<<"]";
    cout<<"["<<playercard2<<"]";
    cout<<endl;
    cout<<endl;
    cout<<"\t\t\t计算机有一张"<<cpucard1<<"显示"<<endl;
    cout<<endl;
    cout<<"[*]"<<"["<<cpucard1<<"]";    //计算机隐藏一张牌面
}
void hit(int &total)    //要一张牌
{
    int card;
    card = random(13,1);
    if(card >= 10)
    {
        card = 10;
    }
    total = total + card;   //牌点总数
    cout<<"\t\t\t牌面是:"<<card<<endl;   //输出牌面
    cout<<"\t\t\t总的牌面是:"<<total<<endl;    //输出总点数
}
void results(int player,int cpu,int bet,int &money,int &draw,int &win,int &lose)     //判断一局的结果
{
    if(cpu == player)   //平局
    {
        cout<<"\t\t\t平局"<<endl;
        draw++;
    }
    if(player >  21)   //玩家超过21点
    {
        cout<<"\t\t\t很遗憾，你输了"<<endl;
        lose++;
    }
    else
    {
        if(cpu < player)    //玩家赢了
        {
            cout<<"\n\t\t\t恭喜你，你赢了";
            money = money + (bet * 2);     //赌本加上双倍的赌注
            win++;
        }
    }
    if(cpu > 21)      //计算机超过21点
    {
        cout<<"\t\t\t计算机输了"<<endl;
        if(player < 21)
        {
            cout<<"\n\t\t\t恭喜你，你赢了";
            win++;
            money = money + (bet * 2);
        }
    }
    else
    {
        if(cpu > player)     //计算机赢了
        {
            cout<<"\t\t\t很遗憾，你输了"<<endl;
            lose++;
        }
    }
}
void replay(char &ans)    //询问是否再玩一局
{
    cout<<"\n\t\t\t你是否想再玩一局:";
    cin>>ans;
}
void print (int wins,int lose,int draw,int money)    //输出最后结果
{
    cout<<"\t\t\t\t赢的次数:"<<wins<<endl;
    cout<<"\t\t\t\t输的次数:"<<lose<<endl;
    cout<<"\t\t\t\t平局的次数:"<<draw<<endl;
    cout<<"\t\t\t\t你的赌本:"<<money<<endl;
}
帮我一下，这里是关键代码，只需修改下，能运行就行。

[[it] 本帖最后由 zhujiancom 于 2008-11-17 22:42 编辑 [/it]]