1 #include<iostream> 2 using namespace std; 3 4 class Base1 5 { 6 public: 7 Base1() 8 { 9 cout << "class Base1" << endl;10 }11 };12 13 class Base2 14 {15 public:16 Base2()17 {18 cout << "class Base2" << endl;19 }20 };21 22 class ......
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