大一期中考-3

#include <iostream>
using namespace std;

int main()
{
    char again = 'y' ;
    int food;
    int price;
    int ctrlfood = 0;

    while (again == 'Y' || again=='y')
    {

        cout << "1.大麥克\t$109\n2.麥香雞\t$89\n3.炸雞餐\t$119\n4.雙層牛肉堡\t$129" << endl;
        while (ctrlfood == 0)
        {
            cout << "請輸入你想點的:";
            cin >> food;
            cout << endl;


            switch (food)
            {
            case 1:
                ctrlfood = 1;
                price = 109;
                cout << "你點的餐價格為$" << price << endl;
                break;
            case 2:
                ctrlfood = 1;
                price = 89;
                cout << "你點的餐價格為$" << price << endl;
                break;
            case 3:
                ctrlfood = 1;
                price = 119;
                cout << "你點的餐價格為$" << price << endl;
                break;
            case 4:
                ctrlfood = 1;
                price = 129;
                cout << "你點的餐價格為$" << price << endl;
                break;
            default:
                ctrlfood = 0;
                cout << "你不會點餐喔" << endl;
            }

            cout << endl;
        }
        cout << endl;
        cout << "請問還要繼續點餐嗎(Y/N)？";
        cin >> again;
    }
    return 0;
}