#include <iostream>class Rectangle...{public: Rectangle(); ~Rectangle(); void SetLength(int length) ...{this->itsLength=length;} int GetLength()const ...{return this->itsLength;} void SetWidth(int width) ...{itsWidth=width;} int GetWidth()const ...{return itsWidth;}private: int itsLength; int itsWidth;};Rectangle::Rectangle()...{ itsLength=10; itsWidth=5;}Rectangle::~Rectangle()...{}int main()...{ using namespace std; Rectangle theRect; cout << "theRect is "<< theRect.GetLength() << " feet long" << endl; cout << "theRect is "<< theRect.GetWidth() << " feet wide" << endl; theRect.SetLength(20); theRect.SetWidth(10); cout << "theRect is "<< theRect.GetLength() << " feet long" << endl; cout << "theRect is "<< theRect.GetWidth() << " feet wide" << endl;return 0;}