掷筛子游戏

#include <iostream>
#include<cstdlib>
using namespace std;
int roolDice()
{
    int die1 = 1 + rand() %6;
    int die2 = 1 + rand() %6;
    int sum = die1 + die2;
    cout << "player rooled " << die1 << "+" << die2  << "=" << sum << endl;
    return sum;
}
enum    GameStatus{Win,Lose,PLAYING};

int main()
{
    int sum,mypoint;
    GameStatus status;
    unsigned seed;
    cout << "please enter an unsigned integer: ";
    cin >> seed;
    srand(seed);
    sum = roolDice();
    switch(sum){
    case 7:
    case 11:
        status = Win;
        break;
    case 2:
    case 3:
    case 12:
        status = Lose;
        break;
    default:
        status = PLAYING;
        mypoint = sum;
        cout << "point is " << mypoint << endl;
        break;
    }
    while(status == PLAYING)
    {
        sum = roolDice();
        if(sum == mypoint)
            status = Win;
        else if(sum % 7 == 0)
            status == Lose;
    }
    if(status == Win)
    {
        cout << "player wins" << endl;
    }
    else{
        cout << "player lose" << endl;
    }
    return 0;
}