Билет 14
#include <iostream>
using namespace std;

template<typename T>
T count(T x)
{
    return 3,14*x*x;
}
class circle
{
protected:
    double r;
public:
    circle(double rad):r(rad)
    {
        cout << "RADIUS = " << r << endl;
        cout << "Work!" << endl;
    }
    ~circle() {
        cout << "Destructor!" << endl;
    }
};

class square: public circle
{
private:
    double s;
public:
    square(double rad):circle(rad)
    {
        s = 0;
        cout << "Work1!" << endl;
    }
    double count(double r)
    {
        return s = 3.14*r*r;
    }
    void show()
    {
        if (s == 0) count(r);
        cout << "SQUARE = " << s << endl;

    }
    ~square()
    {
        cout << "Destructor1!" << endl;
    }
};


int main()
{
    circle a(5);
    square b(5);
    b.show();
    return 0;
}