Rectangle4

Extra Form

#include<iostream> #include<string> using namespace std; class Rectangle{ private:         int width;         int height;         int area; public:         Rectangle(int w=5, int h=10){ width=w; height=h; }         void setRectangle(int w, int h)         {                 width=w;                 height=h;         }         void calcArea(){area=width*height;}         int getArea(){return area;}         int getWidth(){return width;}         int getHeight(){return height;}         void setWidth(int w){width=w;}         void setHeight(int h){height=h;}         void print()         {                 cout<<"가로 : "<<width<<", 세로 : "<<height<<", 넓이 : "<<area<<endl;         }         void isLager(Rectangle *r2)         {                 if(r2->getArea()<getArea())                    cout<<"내 사각형이 더 크다"<<endl;                 else                         cout<<"상대방 사각형이 더 크다"<<endl;         }         void swapRectangle(Rectangle *r2)         {                 int r1w=width;                 int r1h=height;                 width=r2->getWidth();                 height=r2->getHeight();                 r2->setWidth(r1w);                 r2->setHeight(r1h);                 } }; void main() {         Rectangle r1(10,20), r2(5,30);         r1.calcArea();         r2.calcArea();         r1.print();                 r2.print(); ]        r1.swapRectangle(&r2);         r1.calcArea(); r2.calcArea();         r1.print();                 r2.print(); }