1 #include <iostream> 2 3 /* run this program using the console pauser or add your own getch, system("pause") or input loop */ 4 using namespace std; 5 6 class Box 7 { 8 public: 9 Box(int h=10,int w=10,int len=10); 10 int volume(); 11 private: 12 int height; 13 int width; 14 int length; 15 }; 16 17 Box::Box(int h,int w,int len) 18 { 19 height=h; 20 width=w; 21 length=len; 22 } 23 24 int Box::volume() 25 { 26 return(height*width*length); 27 } 28 29 int main(int argc, char** argv) { 30 Box box1; 31 cout<<"The volume of box1 is"<<box1.volume()<<endl; 32 Box box2(15); 33 cout<<"The volume of box2 is"<<box2.volume()<<endl; 34 Box box3(15,30); 35 cout<<"The volume of box3 is"<<box3.volume()<<endl; 36 Box box4(15,30,20); 37 cout<<"The volume of box4 is"<<box4.volume()<<endl; 38 return 0; 39 }