#include<iostream.h> #include<conio.h> //------------------------------ base ---------------------------------// class base { public: void show() { cout<<\"base class\"<<endl; } }; //----------------------------- derv_1 --------------------------------// class derv_1:public base { public: void show() { cout<<\"derv_1 class\"<<endl; } }; //------------------------------ derv_2 -------------------------------// class derv_2:public base { public: void show() { cout<<\"derv_2 class\"<<endl; } }; main() { clrscr(); base b_obj; b_obj.show(); derv_1 d_1_obj; derv_2 d_2_obj; d_1_obj.show(); d_2_obj.show(); getch(); return 0; }