本帖最後由 蘇昱安 於 2013-7-6 15:50 編輯
- #include<iostream>
- #include<cstdlib>
- using namespace std;
- int main()
- {
- int price[]={450,550,325,200,660,150,380};
- int p,q,sum=0;
- cout<<"智能玩具店"<<endl<<endl;
- cout<<"[商品價目表]"<<endl;
- cout<<"(1)遙控汽車\t450元"<<endl;
- cout<<"(2)飛機模型\t550元"<<endl;
- cout<<"(3)足球\t\t325元"<<endl;
- cout<<"(4遙控飛機\t\t200元"<<endl;
- cout<<"(5)玩具槍\t660元"<<endl;
- cout<<"(6)可愛玩偶\t150元"<<endl;
- cout<<"(7)籃球\t\t380元"<<endl<<endl;
- cout<<"(8)結帳"<<endl<<endl;
- start:
- cout<<"請輸入商品代碼: ";
- cin>>p;
- if(p==8)
- {
- goto checkout;
- }else if(p>=1 && p<=7)
- {
- cout<<"數量: ";
- cin>>q;
- if(q>0)
- {
- sum=sum+price[p-1]*q;
- goto start;
- }else
- {
- cout<<"輸入錯誤!"<<endl;
- goto start;
- }
- }else
- {
- cout<<"輸入錯誤!"<<endl;
- goto start;
- }
- checkout:
- cout<<endl<<"總共"<<sum<<"元"<<endl;
- system("pause");
- return 0;
- }
複製代碼 |