下列程序中构造了一个SET并且调用其方法add(),输出结果是_________import java.util.*;public class Example{public int hashCode(){return 1;}public boolean equals(Object b){return true;}public static void main(String args[]){Set set=new HashSet();set.add(new Example());set.add(new Example());set.add(new Example());System.out.println(set.size());}}
发布时间:2024-03-31 20:53:20