摘要:
#include using namespace std;class A{public: void display(){cout<<x<<endl;} int getX() {return x;} friend class B;private: int x;};class B{public: void set(int i); void display() { a.display(); };private: A a;};void B::set(int i){ a.x=i;}int main(){ cout << "H... 阅读全文
posted @ 2013-11-02 15:04
talobt3
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