C++ Language
#include<iostream.h> #include<conio.h> class rectangle { private: int l,b,area; public: rectangle() { cout<<"Enter the Length and Breadth - "<<endl; cin>>l>>b; area=l*b; cout<<"Area - "<<area; } }; void main() { clrscr(); rectangle obj; getch(); } /*OUTPUT*/ Enter the Length and Breadth - 10 20 Area - 200