洪榮辰

1. #include<iostream>
   
2. #include<cstdlib>
   
3. using namespace std;
   
4. int main()
   
5. {
   
6.     re:
   
7.     system("cls");
   
8.     int x, y, sum=0;
   
9.     int t[7]={0};
   
10.     string name[]={"遙控汽車","飛機模型","足球    ","拼圖    ","玩具槍  ","可愛玩偶","籃球    "};
    
11.     int price[]={450,550,325,200,660,150,380};
    
12.     cout<<"***智能玩具店***"<<endl<<endl;
    
13.     cout<<"[商品價目表]"<<endl;
    
14.     for(int i=0; i<7; i++)
    
15.         cout<<"("<<i+1<<")"<<name[i]<<"\t"<<price[i]<<"元"<<endl;
    
16.     cout<<"(8)結帳"<<endl<<endl;
    
17.     re2:
    
18.     cout<<"請輸入商品代碼: ";
    
19.     cin>>x;
    
20.     if(x==8)
    
21.     {
    
22.         cout<<endl;
    
23.         goto checkout;
    
24.     }
    
25.     else if(x>=1 && x<=7)
    
26.     {
    
27.         cout<<"數量: ";
    
28.         cin>>y;
    
29.         sum+=price[x-1]*y;
    
30.         t[x-1]=t[x-1]+y;
    
31.         goto re2;
    
32.     }
    
33.     checkout:
    
34.     cout<<"[購物清單]"<<endl;
    
35.     cout<<"============================"<<endl;
    
36.     for(int i=0; i<7; i++)
    
37.     {
    
38.         if(t[i]>0)
    
39.         cout<<name[i]<<"\t"<<price[i]<<"元"<<" x "<<t[i]<<"個"<<endl;
    
40.     }
    
41.     cout<<"============================"<<endl;
    
42.     cout<<"總共"<<sum<<"元!"<<endl;
    
43.     system("pause");
    
44.     goto re;
    
45.     return 0;
    
46. }

複製代碼