school students encountered trouble is not the means to study the polymorphism understand it, I have so many examples, as you do not have to worry

9第九次课多态性
...............\+正号运算符重载.txt
...............\040804229HW.txt
...............\9第九次课多态性
...............\...............\+正号运算符重载.txt
...............\...............\Point.txt
...............\...............\例9.1派生类对象替换基类对象 p142.txt
...............\...............\例9.2利用虚函数实现运行时多态性 p142.txt
...............\...............\兔子逃生.txt
...............\...............\动态绑定（点类和矩形类）1.txt
...............\...............\动态绑定（点类和矩形类）2.txt
...............\...............\复数类.txt
...............\...............\复数类，运算符重载(友元函数).txt
...............\...............\复数类，运算符重载.txt
...............\...............\宠物类.txt
...............\...............\日期类的自增和自减运算符的重载1.txt
...............\...............\日期类的自增和自减运算符的重载2.txt
...............\...............\日期类的自增和自减运算符的重载3问题.txt
...............\...............\第九次课.ppt
...............\...............\类型适应1.txt
...............\...............\类型适应2.txt
...............\...............\自增自减运算符的重载.cpp
...............\...............\虚函数3（动态绑定3）.txt
...............\...............\重载函数调用运算符().txt
...............\Point.txt
...............\例9.1派生类对象替换基类对象 p142.txt
...............\例9.2利用虚函数实现运行时多态性 p142.txt
...............\兔子逃生.txt
...............\动态绑定（点类和矩形类）1.txt
...............\动态绑定（点类和矩形类）2.txt
...............\复数类.txt
...............\复数类，运算符重载(友元函数).txt
...............\复数类，运算符重载.txt
...............\宠物类.txt
...............\日期类的自增和自减运算符的重载1.txt
...............\日期类的自增和自减运算符的重载2.txt
...............\日期类的自增和自减运算符的重载3问题.txt
...............\第九次课.ppt
...............\类型适应1.txt
...............\类型适应2.txt
...............\自增自减运算符的重载.cpp
...............\虚函数3（动态绑定3）.txt
...............\重载函数调用运算符().txt

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