派生类生成示例 Person Person Student char name [201 char name 20] char name 20 int age Int age Int age int sex int sex int sex Person: Person Person: Person int id[9] GetName GetName float score GetAge GetAge Person: Person Getsex GetSex GetName Display Display GetAge GetSex Student Person: Display int id 9 Geld float score GetScore GetId Display GetScore Displaychar name[20] int age int sex GetName GetAge GetSex Display Person::Person Person char name[20] int age int sex GetName GetAge GetSex Person::Display Person::Person int id[9] float score GetId GetScore Display Student char name[20] int age int sex GetName GetAge GetSex Display Person::Person Person int id[9] float score GetId GetScore Display Student 派生类生成示例