#include <iostream>

#include <string>



using namespace std;

//飞机颜色、枚举型

enum fjYanse{ysWhite,ysBlue,ysGray,ysRed};

//飞机状态

enum fjZht{ztWz,ztTz,ztFx};



//飞机

class Feiji

{

    private:

        fjYanse color;//飞机颜色

        fjZht zht;//飞机状态

        int renshu=0;//载客人数

    protected:

    public:

        Feiji(fjYanse ys)

        {

            color=ys;

            string ysstr;

            switch(color)

            {

            case ysWhite:

                ysstr="白色";

                break;

            case ysBlue:

                ysstr="蓝色";

                break;

            case ysGray:

                ysstr="灰色";

                break;

            case ysRed:

                ysstr="灰色";

                break;

            default:

                ysstr="颜色未知，可能是混合色";

            }

            cout<<"飞机 已制造..."<<"颜色："<<ysstr<<endl;

        }

        ~Feiji()

        {

            if(zht==ztFx)

            {

                cout<<"飞机在空中炸毁"<<endl;

            }

            else

            {

                cout<<"飞机 被炸毁"<<endl;

            }

        }

        //起飞

        virtual void Qifei()

        {

            if(renshu<=0){

                cout<<"干嘛？这是要搞无人飞行啊，技术还没达到呢！"<<endl;

                return;

            }

            if(zht=ztFx)

            {

                cout<<"飞机正在飞行，还要飞到哪里去？要飞的找不到么？"<<endl;

                return;

            }

            zht=ztFx;

            cout<<"飞机 起飞...,载人："<<renshu<<endl;

        }

        //降落

        virtual void Jiangluo()

        {

            zht=ztTz;

            cout<<"飞机 降落"<<endl;

        }

        //进人,超载返回false

        virtual bool Jinren()

        {

            if(zht==ztFx)

            {

                throw zht;

            }

            cout<<"飞机进1个人"<<endl;

            this->renshu++;

            return true;

        }

        //现有人数

        int Renshu()

        {

            return renshu;

        }

        bool zzFeixing()

        {

            return (zht==ztFx);

        }

};



//喷气飞机,继承自Feiji

class Pqfj:public Feiji

{

    private:

        int edzkrs=0;//额定载客

    public:

        Pqfj(fjYanse ys,int edzk):Feiji(ys)

        {

            edzkrs=edzk;

        }

        ~Pqfj()

        {

            //

        }

        void Qifei()

        {

            Feiji::Qifei();

        }

        void Jiangluo()

        {

            Feiji::Jiangluo();

        }

        bool Jinren()

        {

            if(zzFeixing())

            {

                cout<<"飞机正在飞行，哪能进人啊？你是超人？？？？"<<endl;

                return false;

            }

            if(Renshu()>edzkrs)

            {

                cout<<"警告：飞机超载，额定人数为："<<edzkrs<<endl;

                return false;

            }

            return Feiji::Jinren();

        }

        bool Jinren(int n)

        {

            if(Renshu()+n>edzkrs)

            {

                cout<<"不要挤，进不了这么多人，超载会被罚款的"<<endl;

                return false;

            }

            for(int i=1;i<=n;i++)

            {

                if(!this->Jinren())

                {

                    return false;

                }

            }

        }

};





int main()

{

    Pqfj* pqfj=new Pqfj(ysBlue,20);//生产飞机,额定载客20

    pqfj->Jinren();//进1个人

    pqfj->Jinren(3);//进3个人

    pqfj->Jinren(30);//进30个人

    pqfj->Qifei();//起飞

    pqfj->Jinren(2);//飞行状态进人

    pqfj->Jiangluo();//降落

    delete pqfj;//炸毁飞机

    return 0;

}