本帖最後由 黃柏維 於 2013-7-27 14:19 編輯
- #include<iostream>
- #include<cstdlib>
- using namespace std;
- int main()
- {
- string name[]={"遙控汽車","飛機模型","足球 ","拼圖 ","玩具槍 ","可愛玩偶","籃球 "};
- int price[]={450,550,325,200,660,150,380};
- int qty[]={0,0,0,0,0,0,0};
- int p,q,pay,money,sum=0,a;
- cout<<"***智能玩具店***"<<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)拼圖\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;
- cout<<"(8)結帳"<<endl;
- cout<<"$請選擇你要的商品$"<<endl;
- start:
- cout<<"請輸入商品代碼: ";
- cin>>p;
- if(p==8)
- goto checkout;
- else
- {
- cout<<"數量: ";
- cin>>q;
- if(p>=1 && p<=7 && q>0)
- {
- sum=sum+price[p-1]*q;
- qty[p-1]=q;
- goto start;
- }
- else
- {
- cout<<"輸入錯誤"<<endl;
- goto start;
- }
- }
-
- checkout:
- cout<<"[購物清單]"<<endl<<endl;
- cout<<"------------------------------"<<endl;
- for(int i=0;i<=6;i++)
- {
- if(qty[i]!=0)
- cout<<name[i]<<"\t"<<price[i]<<"元 *"<<qty[i]<<"個"<<endl;
- }
- cout<<"------------------------------"<<endl;
- cout<<"\t\t"<<"總共"<<sum<<"元"<<endl;
- cout<<"1-正確無誤 2-重新選購"<<endl;
- cin>> a;
- if(a==1)
- {
- cout<<"請輸入您付的錢: "<<endl;
- cin>>pay;
- cout<<"找您"<<pay-p<<"元"<<endl;
- }
- else if(a==2)
- {
- goto start;
- }
- else
- {
- cout<<"輸入錯誤"<<endl;
- goto start;
- }
- money=pay-sum;
- if(money>=500)
- {
- cout<<"500元鈔票"<<money/500<<"張"<<endl;
- money=money%500;
- }
- if(money>=100)
- {
- cout<<"100元鈔票"<<money/100<<"張"<<endl;
- money=money%100;
- }
- if(money>=50)
- {
- cout<<"50元硬幣"<<money/50<<"枚"<<endl;
- money=money%50;
- }
- if(money>=10)
- {
- cout<<"10元硬幣"<<money/10<<"枚"<<endl;
- money=money%10;
- }
- system("pause");
- return 0;
- }
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