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问题

Given: What is the ap


Given: What is the appropriate definition of the hashCode method in class Person?()

  • Areturn super.hashCode();
  • Breturn name.hashCode() + age * 7;
  • Creturn name.hashCode() + comment.hashCode() / 2;
  • Dreturn name.hashCode() + comment.hashCode() / 2 - age * 3;
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分类:OCJP(310-065)题库
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