FRIENDFN - { cin>>b; } void add (a p,...

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#include<iostream.h> #include<conio.h> # class x; class a { int c; public: void get(); friend void add(a,x); }; } class x { int b; public: void input(); friend void add (a,x); }; } void a::get() { cin>>c; } void x::input()
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Unformatted text preview: { cin&gt;&gt;b; } void add (a p, x q) { float r; r=float(p.c + q.b)/2; cout&lt;&lt;r; } void main() { clrscr(); a a1; x x1; a1.get(); x1.input(); add(a1,x1); getch(); }...
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