第十一周程序阅读

#include <iostream>
using namespace std;
class Base
{
public:
Base(char i) { cout<<"Base constructor. --"<<i<<endl; }
};
class Derived1:virtual public Base
{
public:
Derived1(char i,char j):Base(i){
cout<<"Derived1 constructor. --"<<j<<endl;
}
};
class Derived2:virtual public Base
{
public:
Derived2(char i,char j):Base(i){
cout<<"Derived2 constructor. --"<<j<<endl;
}
};
class MyDerived: public Derived1,public Derived2
{
public:
MyDerived(char i,char j,char k,char l,char m,char n,char x):
Derived2(i,j), Derived1(k,l), Base(m), d(n){
cout<<"MyDerived constructor. --"<<x<<endl;
}
private:
Base d;
};
int main()
{
MyDerived obj('A','B','C','D','E','F','G');
return 0;
}