ATM.rar_ATM模拟程序_atm

#include "iostream.h" #include "string.h" #include "stdlib.h" class comsumer; class ATM { public: ATM(comsumer&cn):con(cn) { } void welcome(); bool check_password(char n[],char pwd[]); void change_password(); void fetchmoney(); void quit(); void functionshow(); void information(); void lock(); private: int time; comsumer&con; }; class comsumer { public: friend class ATM; comsumer(char Name[],char Num[],float Noney,char Password[]); protected: char*getname(); char*getnum(); float getmoney(); char*getpassword(); void setpassword(char Password[]); void setmoney(float m); private: char name[10]; char num[20]; char password[20]; float money; }; comsumer::comsumer(char Name[],char Num[],float Money,char Password[]) { strcpy(name,Name); strcpy(num,Num); money=Money; strcpy(password,Password); } float comsumer::getmoney() { return money; } char* comsumer::getname() { return name; } char*comsumer::getnum() { return num; } char* comsumer::getpassword() { return password; } void comsumer::setmoney(float m) { money-=m; } void comsumer::setpassword(char Password[]) { strcpy(password,Password); } void ATM::welcome() { int time=0; char pwd[20],num[20],ch; cout<<"欢迎使用中国银行自动取款机"<<endl; int i=0; do { i=0; cout<<"请输入卡号："<< endl; do {cin.get(ch); num[i++]=ch; } while(ch!='\n'); num[i-1]='\0'; i=0; cout<<"请输入密码："<<endl; do { cin.get(ch); pwd[i++]=ch; } while(ch!='\n'); pwd[i-1]='\0'; if (!check_password(num,pwd)) {cout<<"你的卡号或密码有误请重新输入："<<endl; time++; } else functionshow(); }while(time<3); lock(); } bool ATM::check_password(char n[], char pwd[]) { if(strcmp(n,con.getnum())==0&&strcmp(pwd,con.getpassword())==0) return true; else return false; } void ATM::functionshow() { int n; cout<<"请输入你要选择的操作："<<endl; cout<<"1.取款"<<" "<<"2.查询余额"<<endl; cout<<" "<<endl; cout<<"3.修改密码"<<" "<<"4.退出系统"<<endl; cin>>n; switch(n) {case 1: fetchmoney(); break; case 2: information(); break; case 3: change_password(); break; case 4: quit(); break; } } void ATM::fetchmoney() { float m; cout<<"请输入你要取的钱"<<endl; cin>>m; if (con.getmoney()<m) {cout<<"余额不足"<<endl; } else { cout<<"操作成功！"<<endl; con.setmoney(m); } } void ATM::information() { cout<<"**********************************"<<endl; cout<<"*"<<endl; cout<<"* 用户姓名："<<con.getname()<<endl; cout<<"* 卡号： "<<con.getnum()<<endl; cout<<"* 余额: "<<con.getmoney()<<endl; cout<<"**********************************"<<endl; } void ATM::lock() { cout<<"对不起你已经操作超过三次了"<<endl; exit(1); } void ATM:: quit() { exit(1); } void ATM::change_password() { char pwd[8],repwd[8]; time=0; do { cout<<endl<<"请输入旧密码："; cin>>pwd; if(!check_password(con.getnum(),pwd)) time++; else break; }while(time<3); if(time==3) lock(); int t=0; do { cout<<"请输入新密码："; cin>>pwd; cout<<"请再输入一次新密码："; cin>>repwd; if((t=strcmp(pwd,repwd))!=0) cout<<"你输入的两次密码不一样，请重新输入!"<<endl; }while(t!=0); con.setpassword(pwd); cout<<"密码修改成功，请牢记!"<<endl; } void main() { comsumer cc("sunkang","aaa",10000,"123456"); ATM a(cc); a.welcome(); }