saving.h

这是我们C++书上的课后题答案。是钱能编著的第二版C++

#ifndef HEADER_SAVINGS
#define HEADER_SAVINGS

#include "Account.h"
#include<STRING>
// using std::string;
using namespace std;
//////////////////////////////////////////////////////////////////////////
class Savings :public Account
{
public:
	Savings(string acntNo,double balan = 0.0):Account(acntNo,balan)
	{

	}
	 void display()const;
	virtual void withdrawal(double amount);
protected:
private:
	static double minBalance;
};
#endif