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// 1. 定义 Student 类
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class Student { |
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// 定义题目要求的三个属性
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int studentId; // 学号
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String name; // 姓名
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double score; // 成绩
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// 定义 study 方法
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public void study() { |
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// 这里打印学生的学习信息,用到上面的属性
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System.out.println("学生 " + name + " (学号:" + studentId + ") 正在认真学习,当前成绩是:" + score); |
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} |
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} |
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// 2. 主类(包含 main 方法)
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public class StudentTest { |
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public static void main(String[] args) { |
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// 实例化第一个学生对象
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Student stu1 = new Student(); |
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// 给第一个学生的属性赋值
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stu1.studentId = 20240101; |
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stu1.name = "张三"; |
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stu1.score = 92.5; |
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// 实例化第二个学生对象
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Student stu2 = new Student(); |
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// 给第二个学生的属性赋值
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stu2.studentId = 20240102; |
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stu2.name = "李四"; |
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stu2.score = 88.0; |
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// 调用方法
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stu1.study(); |
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stu2.study(); |
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} |
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} |
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