学步园

/**********************************************************/     
  //Function                                :   main,投骰子游戏  
  //parm                                    :       
  //comment                                 :        
  //return                                  :   void    
  //Author                                  :        
  //date                                    :   2013.10.19    
/**********************************************************/  
#include <iostream.h>  
#include <stdlib.h>  
#include <time.h>  
  
int rollDice(void);  
  
void main()  
{  
    enum Status{CONTINUE,WON,LOST};  
    int sum,myPoint,num = 0;  
    Status gameStatus;  
  
    srand(time(NULL));  
    sum = rollDice();   //first roll of the dice  
  
    switch(sum)  
    {  
        case 7:  
        case 11:  
            gameStatus = LOST;//win on first roll  
            break;  
        case 2:  
        case 3:  
        case 12:  
            gameStatus = WON;  //lose on first roll  
            break;  
        default:  
            gameStatus = CONTINUE;  
            myPoint = sum;  //remember point  
            cout<<"Point is "<<myPoint<<endl;  
            break;  //optional  
    }  
  
    while(gameStatus == CONTINUE)  //keeping rolling  
    {  
        num++;  
        if(num <= 6)  
        {  
            sum = rollDice();  
            if(sum == myPoint)  //win by making point  
                gameStatus = WON;  
        }  
        else  
            gameStatus = LOST;  
    }  
  
    if(gameStatus == WON)  
        cout<<"Player wins!"<<endl;       
    else  
        cout<<"Player Loses!"<<endl;  
    return;  
}  
  
int rollDice() //get sum of two random numbers between 1 and 7   
{  
    int die1,die2,workSum;  
    die1 = 1 + rand() % 6;  //first number  
    die2 = 1 + rand() % 6;  //second number  
    workSum = die1 + die2;    
    cout<<"Player rolled "<<die1<<" + "<<die2<<" = "<<workSum<<endl;  
    return workSum;  
}