KL31

#include <iostream>
#include <vector>
#include <string>
using namespace std;
class Base
{
public:
    string name, headname;
    int flag;
    vector <Base*> pointers;
    Base(string name)
    {
        this->headname = "";
        this->name = name;
        this->flag = 1;
    }
    Base(string headname, string name, int num)
    {
        this->headname = headname;
        this->name = name;
        this->flag = num;
    }
    Base* src(string name)
    {
        static Base* sobj;
        for (auto obj : pointers)
        {
            if (obj->name == name)
            {
                sobj = obj;
                break;
            }
            obj->src(name);
        }
        return sobj;
    }


    void create(string headname, string name, int headnum, int num);
    void dataout()
    {
        for (auto obj : pointers)
        {
            cout << "\nThe object " << obj->name;
            if (obj->flag >= 1) cout << " is ready";
            else cout << " is not ready";
            obj->dataout();
        }
    }
};
class second : public Base
{
public:
    second(string headname, string name, int num, Base* obj) : Base(headname, name, num)
    {
        obj->pointers.push_back(this);
    }
};
class third : public Base
{
public:
    third(string headname, string name, int num, Base* obj) : Base(headname, name, num)
    {
        obj->pointers.push_back(this);
    }
};
class fourth : public Base
{
public:
    fourth(string headname, string name, int num, Base* obj) : Base(headname, name, num)
    {
        obj->pointers.push_back(this);
    }
};
void Base::create(string headname, string name, int headnum, int num)
{
    Base* obj;
    second* obj2;
    third* obj3;
    fourth* obj4;
    if (headname == this->name)
        obj = this;
    else
        obj = src(headname);
    if (headnum == 2)
        obj2 = new second(headname, name, num, obj);
    else if (headnum == 3)
        obj3 = new third(headname, name, num, obj);
    else if (headnum == 4)
        obj4 = new fourth(headname, name, num, obj);
}
int main()
{
    int headnum, num;
    string headname, name;
    cin >> name;
    Base obj(name);
    while (true)
    {
        cin >> headname;
        if (headname == "endtree")
            break;
        cin >> name >> headnum >> num;
        obj.create(headname, name, headnum, num);
    }
    cout << "The object " << obj.name << " is ready";
    obj.dataout();
}