#include <iostream>



template<typename T1, typename T2>
class base
{

private:

    T1 value1;

    T2 value2;

public:

    base(T1 valueOne, T2 valueSecond) :value1{ valueOne }, value2{ valueSecond }{}

    void setValue1(T1 value) { value1 = value; }

    void setValue2(T2 value) { value2 = value; }

    T1& getValue1() { return value1; }

    T2& getValue2() { return value2; }

};



template<class T1, class T2,class T3,class T4>
class child : public base<T1, T2>
{

private:

    T3 value3;

    T4 value4;

public:

    child(T1 valueOne, T2 valueSecond, T3 valueThird, T4 valueForth) :base<T1, T2>{ valueOne,valueSecond }, value3{ valueThird }, value4{ valueForth }{}

    void setValue3(T3 value) { value3 = value; }

    void setValue4(T4 value) { value4 = value; }

    T3& getValue3() { return value3; }

    T4& getValue4() { return value4; }

};

template<class T1,class T2,class T3,class T4,class T5,class T6>
class child2 :public child<T1,T2,T3,T4>
{
private:

    T5 value5;

    T6 value6;

public:

    child2(T1 value1, T2 value2, T3 value3, T4 value4, T5 value5, T6 value6) :child<T1,T2,T3,T4> { value1, value2, value3, value4 }, value5{ value5 }, value6{ value6 } {}

    void setValue5(T5 value) { value5 = value; }

    void setValue6(T6 value) { value6 = value; }

    T5& getValue5() { return value5; }

    T6& getValue6() { return value6; }

};



int main()
{
    base<int, double> baseType { 1,5.5 };
    child<int, double, char, int> childType {2, 6.6, 'a', 100};
    child2<int, double, char, int, float, float> child2Type {8, 3.3, 'b', 6, 85.9, 99.9};
    std::cout << baseType.getValue1() <<"\n";
    std::cout << baseType.getValue2() << "\n";
    std::cout << "------------------------------\n";
    std::cout << childType.getValue1() << "\n";
    std::cout << childType.getValue2() << "\n";
    std::cout << childType.getValue3() << "\n";
    std::cout << childType.getValue4() << "\n";
    std::cout << "------------------------------\n";
    std::cout << child2Type.getValue1() << "\n";
    std::cout << child2Type.getValue2() << "\n";
    std::cout << child2Type.getValue3() << "\n";
    std::cout << child2Type.getValue4() << "\n";
    std::cout << child2Type.getValue5() << "\n";
    std::cout << child2Type.getValue6() << "\n";

}