练习1

题目如下

代码如下

.h

#pragma once
#include <string>
using namespace std;class Toy
{
public:Toy();Toy(string name,int price,string place);~Toy();string getName() const;int getPrice() const;string getPlace() const;void changePrice(float count);void discription();
private:string name;int price;string place;float count = 1.0;
};

.cpp

#include "Toy.h"
#include <string>
#include <iostream>using namespace std;Toy::Toy()
{
}Toy::Toy(string name, int price, string place)
{this->name = name;this->price = price;this->place = place;
}Toy::~Toy()
{
}string Toy::getName() const
{return name;
}int Toy::getPrice() const
{return price;
}string Toy::getPlace() const
{return place;
}void Toy::changePrice(float count)
{this->price = price*count;
}void Toy::discription()
{cout << this->name << ":" << this->price << "," << this->place << endl;
}

 main.cpp

#include "Toy.h"int main() {Toy toy("变形金刚", 5600, "China");toy.discription();toy.changePrice(0.5);toy.discription();system("pause");return 0;
}