What is the appropriate definition of the hashCode method in class Person?()
- A、return super.hashCode();
- B、return name.hashCode() + age * 7;
- C、return name.hashCode() + comment.hashCode() / 2;
- D、return name.hashCode() + comment.hashCode() / 2- age * 3;
正确答案:B
答案解析:有

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