//定義基類哺乳動物CMammal
#include <iostream >
using namespace std;
class CMammal
{
public:
	CMammal() : m_Age(2), m_Weight(5){};		// 構造函數
	~CMammal(){ };
	//存取訪問函數
	int GetAge()const { return m_Age; }
	void SetAge(int age) { m_Age = age; }
	int GetWeight() const { return m_Weight; }
	void SetWeight(int weight) { m_Weight = weight; }
	//其它操作
	void Move(){ cout << "哺乳動物移動" <<endl ;}
	void Sleep(){ cout << "噓！安靜，我在睡覺。" << endl ; }
protected:
	int m_Age;			//動物的年齡
	int m_Weight;		//動物的體重
};