C++自动售货机源代码-课程设计6页

1、#include #include #includeusing namespace std;class moneycounterpublic:moneycounter()/初始化input_money=0.0;moneycounter() void getmoney();提示顾客投币 float money_from_buyer();投币金额 void clear();/清空，准备下一轮投币 private:float input_money;/顾客投入的金额;class goodsinfopublic:goodsinfo()name=;price=0.0;total=0;goodsinfo(

2、) void set_goods(string,float,int); string goods_name(); float goods_price(); int goods_number();private:string name; float price; int total;class drinkmachinepublic:drinkmachine(); drinkmachine() void showchoices();/显示饮料信息 void inputmoney();获取顾客投入的钱币 bool goodsitem(int);/检查饮料的状态 void return_allmone

3、y();返回钱数void return_money();void deal_money(int select);private:moneycounter moneyctr; goodsinfo v_goods5;static float change;void moneycounter:getmoney()float money; coutendl请投入钱币。money; input_money += money;change = input_money; coutendl您投入的金额是input_money元。endl;float moneycounter:money_from_buyer(

4、)return input_money;void moneycounter:clear() input_money=0.0;/*void goodsinfo:set_goods(string n,float p,int num) name=n; price=p; total=num;string goodsinfo:goods_name() return name;float goodsinfo:goods_price() return price;int goodsinfo:goods_number() return total;/*drinkmachine:drinkmachine() v

5、_goods0.set_goods(橙汁,3,20); v_goods1.set_goods(咖啡,5,0); v_goods2.set_goods(纯净水,1.5,20); v_goods3.set_goods(可口可乐,2,30); v_goods4.set_goods(百事可乐,2,28);void drinkmachine:showchoices()coutendl请选择商品代码endl; for(int i=0;i5;i+) couti v_goodsi.goods_name() v_goodsi.goods_price()元endl; cout5 退款并且退出endl;void d

6、rinkmachine:inputmoney() coutendl本机只接受10元、5元、2元、1元和0.5元的纸币和硬币。0) if(moneyctr.money_from_buyer()=v_goodsselect.goods_price() float change=moneyctr.money_from_buyer()-v_goodsselect.goods_price(); return true; elsecoutendl您投入的金额不足！endl;return false; else coutendl您选择的饮料已售完！endl;return false; return fals

7、e;void drinkmachine:deal_money(int select)change -= v_goodsselect.goods_price();if(change 0)cout您的余额不足！;change += v_goodsselect.goods_price();void drinkmachine:return_allmoney()coutendl退款moneyctr.money_from_buyer()元。endl;return;void drinkmachine:return_money() coutendl找零change元。endl;void main() drin

8、kmachine dri; string buf; bool go_on(true),cash_on(true),got_it(true); bool judge = true; int count = 0; coutendl=欢迎使用本自动售货机=endlendl; while(go_on) while(cash_on & judge) dri.inputmoney(); coutendlbuf; if(buf=n) cash_on=false; break; dri.showchoices(); cinbuf; int select=atoi(buf.c_str(); if(select=5) if(count = 0) dri.return_allmoney(); else dri.return_money(); go_on = false; else got_it=dri.goodsitem(select); judge = false; if(got_it) dri.deal_money(select); coutendlbuf; if(buf=y) cash_on=t