CPlusPlusThings/learn_class/modern_cpp_30/reference/shape.h

42 lines
633 B
C++

#pragma once
#include <iostream>
using namespace std;
class shape {
public:
shape() { cout << "shape" << endl; }
~shape() {
cout << "~shape" << endl;
}
};
class circle : public shape {
public:
circle() { cout << "circle" << endl; }
~circle() {
cout << "~circle" << endl;
}
};
class triangle : public shape {
public:
triangle() { cout << "triangle" << endl; }
~triangle() {
cout << "~triangle" << endl;
}
};
class rectangle : public shape {
public:
rectangle() { cout << "rectangle" << endl; }
~rectangle() {
cout << "~rectangle" << endl;
}
};