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| class BasePage { public: void header() { cout << "首页、公开课、登录、注册" << endl; } void footer() { cout << "帮助中心、交流合作、站内地图" << endl; } void left() { cout << "Java、Python、C++、...(公共分类列表)" << endl; } };
class Java :public BasePage { public: void content() { cout << "Java学科视频" << endl; } }; class Python :public BasePage { public: void content() { cout << "Python学科视频" << endl; } }; class CPP :public BasePage { public: void content() { cout << "C++学科视频" << endl; } };
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