c++ primer plus第十章编程答案

//编程练习1
//BankCount.h
#include <iostream>
#include "BankCount.h"

int main()
{
    BankCount china = BankCount("mahuateng","5647895664335456",12546.30);
    china.show();
    china.deposit(345.6);
    china.show();
    china.withdraw(1234.3);
    china.show();

    return 0;
}

//BankCount.cpp

#include "BankCount.h"
#include <iostream>
#include <cstring>

 BankCount::BankCount(const char * client, const char * num, double bal )
 {
     strncpy(name,client,39);
     name[39] = '\0';
     strncpy(acctnum,num,24);
     acctnum[25] = '\0';
     balance = bal;
 }

void BankCount::show(void) const
{
    std::cout << "Name: " << name <<std::endl;
    std::cout << "Account name: " << acctnum << std::endl;
    std::cout << "Balance: " << balance << std::endl;
}
void BankCount::deposit(double cash)
{
    using std::cout;
    cout << "deposit: " << cash << std::endl;
    balance += cash;
}

void BankCount::withdraw(double cash)
{
    using std::cout;
     using std::endl;
    cout << "withdraw: " << cash << endl;
    balance -= cash;
}

//main.cpp

#include <iostream>
#include "BankCount.h"

int main()
{
    BankCount china = BankCount("mahuateng","5647895664335456",12546.30);
    china.show();
    china.deposit(345.6);
    china.show();
    china.withdraw(1234.3);
    china.show();

    return 0;
}

//编程练习2
//name.h
#ifndef NAME_H_
#define NAME_H_

#include<string>

class Person
{
private:
    static const int LIMIT = 25;
    std::string lname;
    char  fname[LIMIT];
public :
    Person() {lname = "";fname[0] = '\0';  }
    Person(const std::string &ln,const char * fn = "Heyyou" );
    void Show() const;
    void FormalShow() const;
};
#endif // NAME_H_

//name.cpp
#include "name.h"
#include <iostream>
#include <cstring>


Person::Person(const std::string &ln,const char * fn )
{
    lname = ln;
    strncpy(fname,fn,24);
    fname[24] = '\0';
}

void Person::Show() const
{
    std::cout << fname << " " << lname <<std::endl;

}

void Person::FormalShow() const
{
       std::cout << lname << ", " << fname << std::endl;
}

//main.cpp
#include <iostream>
#include "name.h"

int main()
{
    using std::cout;
    using std::endl;

   Person one;
   one.Show();
   one.FormalShow();
    cout << endl;

   Person two("Smythecraft");
   two.Show();
   two.FormalShow();
    cout << endl;

   Person three("Dimwiddy","Sam");
   three.Show();
   three.FormalShow();
       return 0;
}

//编程练习3
//golf.h
#ifndef GOLF