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#include #include class first { protected: int x; public: void input1(void) { cout<<"X :"; cin>>x; } }; class second:public first { protected: int y; public: void input2(void) { cout<<"Y";cin>>y; } }; class average:public second { private: int a; public: void show(void) { a=(x+y)/2; cout<<"Average: "< } }; void main(void) { clrscr(); average o; o.input1(); o.input2(); o.show(); getch(); } |