A3 - void A operator a=-a void main clrscr A a1(5...

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#include<iostream.h> #include<conio.h> class A { int a; public: A(int x){a=x;} void disp() { cout<<"a = "<<a; } void operator-(); v };
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Unformatted text preview: void A :: operator-() { a=-a; } void main() { clrscr (); A a1(5); a1.disp();-a1; a1.disp(); getch (); }...
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