作业要求：

代码：

#include <iostream>

using namespace std;

class Animal
{
public:
    virtual void perform() = 0;

};

class Lion:public Animal
{
private:
    string foods;
    string feature;
public:
    Lion(){}
    Lion(string foods,string feature):foods(foods),feature(feature)
    {}
    void perform()
    {
        cout << "狮子喜欢吃的食物是: " << foods << " " << "狮子喜欢做: " << feature << endl;
    }
};

class Monkey:public Animal
{
private:
    string foods;
    string feature;
public:
    Monkey(){}
    Monkey(string foods,string feature):foods(foods),feature(feature)
    {}
    void perform()
    {
        cout << "猴子喜欢吃的食物是: " << foods << " " << "猴子喜欢做: " << feature << endl;
    }
};

int main()
{
    Lion l("斑马","喵喵喵的叫");
    Monkey m("香蕉","抢人类食物");
    Animal *interpreter;

    interpreter = &l;
    interpreter->perform();

    interpreter = &m;
    interpreter->perform();
    return 0;
}

代码运行效果图：

思维导图：