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VirtualFunc_pet2.cpp
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102 lines (80 loc) · 1.13 KB
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#include <iostream>
#include <string>
class Pet
{
public:
Pet(std::string theName);
void eat();
void sleep();
virtual void play();
protected:
std::string name;
};
class Cat : public Pet
{
public:
Cat(std::string theName);
void climb();
void play();
};
class Dog : public Pet
{
public:
Dog(std::string theName);
void bark();
void play();
};
Pet::Pet(std::string theName)
{
name = theName;
}
void Pet::eat()
{
std::cout << name << "pet eat!\n";
}
void Pet::sleep()
{
std::cout << name << "pet sleep!\n";
}
void Pet::play()
{
std::cout << name << "pet play!\n";
}
Cat::Cat(std::string theName) : Pet(theName)
{
}
void Cat::climb()
{
std::cout << name << "cat climb!\n";
}
void Cat::play()
{
Pet::play();
std::cout << name << "cat play!\n";
}
Dog::Dog(std::string theName) : Pet(theName)
{
}
void Dog::bark()
{
std::cout << name << "dog bark\n";
}
void Dog::play()
{
Pet::play();
std::cout << name << "dog play!\n";
}
int main()
{
Pet *cat = new Cat("mao");
Pet *dog = new Dog("gou");
cat -> sleep();
cat -> eat();
cat -> play();
dog -> sleep();
dog -> eat();
dog -> play();
delete cat;
delete dog;
return 0;
}