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class A {
char a;
public:
A(char x) : a(x) { }
virtual ~A() { }
};
class B : virtual public A {
char b;
public:
B(char x) : A('b'), b(x) { }
~B() { }
};
class C : virtual public A {
char c;
public:
C(char x) : A('c'), c(x) { }
~C() { }
};
class D : virtual public A, public B, public C {
char d;
public:
D(char x) : A('d'), B('d'), C('d'), d(x) { }
~D() { }
};
class E : virtual public A, public B, public C {
char e;
public:
E(char x) : A('e'), B('e'), C('e'), e(x) { }
~E() { }
};
class F : virtual public A, public D, public E {
char f;
public:
F(char x) : A('f'), D('f'), E('f'), f(x) { }
~F() { }
};
int main() {
F f('x');
return 0;
}
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