摘要: import java.util.*; class SetType{ int i; public SetType(int n){ this.i = n;} public boolean equals(Object o){ return o instanceof SetType && (this.i == ((SetType)o).i); } ... 阅读全文
posted @ 2017-11-01 10:38 vector11248 阅读(135) 评论(0) 推荐(0) 编辑