源代码

class Stu {
    private final int serialNumber; // 序号
    private final String classInfo; // 班级
    private final String studentId; // 学号
    private final String name; // 姓名

    public Stu(int serialNumber, String classInfo, String studentId, String name) {
        this.serialNumber = serialNumber;
        this.classInfo = classInfo;
        this.studentId = studentId;
        this.name = name;
    }

    public void printStudentInfo() {
        System.out.println("序号: " + serialNumber +
                ", 班级: " + classInfo +
                ", 学号: " + studentId +
                ", 姓名: " + name);
    }
}

// 单链表节点类
class StuNode {
    Stu data;
    StuNode next;

    public StuNode(Stu data) {
        this.data = data;
        this.next = null;
    }
}

class blb {
    public static void main(String[] args) {
        // 创建四个学生对象
        Stu s1 = new Stu(2, "24软件技术2班（3+2）", "24001633", "林春雨");
        Stu s2 = new Stu(39, "24软件技术2班（3+2）", "24001672", "欧玉雅");
        Stu s3 = new Stu(5, "24软件技术2班（3+2）", "24001636", "张柏静");
        Stu s4 = new Stu(33, "24软件技术2班（3+2）", "24001666", "陈小芬");

        // 构建单链表
        StuNode head = new StuNode(s1);
        head.next = new StuNode(s2);
        head.next.next = new StuNode(s3);
        head.next.next.next = new StuNode(s4);

        // 遍历链表并输出学生信息
        StuNode current = head;
        while (current != null) {
            current.data.printStudentInfo();
            current = current.next;
        }
    }
}

运行结果