22 lines
523 B
Java
22 lines
523 B
Java
package chapter6;
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import java.util.TreeSet;
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public class Example12 {
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public static void main(String[] args) {
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Student s1 = new Student("1", "张三");
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s1.setHeight(175);
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Student s2 = new Student("2", "李四");
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s2.setHeight(170);
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Student s4 = new Student("3", "王五");
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s4.setHeight(180);
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TreeSet<Student> students = new TreeSet<>();
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students.add(s1);
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students.add(s2);
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students.add(s4);
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System.out.println(students);
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}
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}
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