sos

#include <iostream>

using namespace std;

class A{
public:
    virtual void print(){
        cout << "C" << endl;
    }
};

class B : public A {
public:
    void print (){
        cout << "O" << endl;
    }
};

class C : public A {
public:
    void print () {
        cout << "A" << endl;
    }
};

class D : public A {
public:
    void print () {
        cout << "T" << endl;
    }
};

int main()
{
    A**ptr = new A*[10];
    ptr[1] = new A();
    ptr[2] = new B();
    ptr[3] = new A();
    ptr[4] = new C();
    for(int i = 5; i < 7; i++)
        ptr[i] = new D();
    for(int i = 0; i < 10; i++)
        ptr[i] -> print();
    return 0;
}