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import java.util.*;
public class Student {
String name;
Student(String setName){
name = setName;
}
public static void main(String []args){
Student Student1 = new Student("a");
Student Student2 = new Student("b");
Student Student3 = new Student("c");
Student Student4 = new Student("d");
Student Student5 = new Student("e");
Student Student6 = new Student("f");
List<Student> list = new ArrayList<Student>();
Set<Student> set = new HashSet<Student>();
list.add(Student1);
list.add(Student2);
list.add(Student3);
list.add(Student4);
list.add(Student5);
list.add(Student6);
set.add(Student1);
set.add(Student2);
set.add(Student3);
set.add(Student4);
set.add(Student5);
set.add(Student6);
for (int i = 0; i < list.size(); i++) {
Object m = (Student)list.get(i);
System.out.println(m);
}
}
}
for (int i = 0; i < list.size(); i++) {
Student m = list.get(i);
System.out.println(m.name);
}
for (int i = 0; i < list.size(); i++) {
Student m = (Student)list.get(i);
System.out.println(m.name);
}
for (int i = 0; i < list.size(); i++) {
Student m = (Student)list.get(i);
System.out.println(m.name);
}