定义一个Student类,包含的内容如下: 1、成员变量:学号,姓名,数学成绩,语文成绩; 2、成员方法:求成绩总分,求平均分。3、编程实现这个类,并调用相应的方法计算总分和平均分。
时间: 2023-05-30 08:03:33 浏览: 400
class Student:
def __init__(self, num, name, math_score, chinese_score):
self.num = num
self.name = name
self.math_score = math_score
self.chinese_score = chinese_score
def total_score(self):
return self.math_score + self.chinese_score
def average_score(self):
return (self.math_score + self.chinese_score) / 2
s = Student(2021001, '张三', 90, 80)
print(s.total_score())
print(s.average_score())
相关问题
用java定义一个Student类,包含的内容如下: 1、成员变量:学号,姓名,数学成绩,语文成绩; 2、成员方法:求成绩总分,求平均分。3、编程实现这个类,并调用相应的方法计算总分和平均分。
以下是定义的Student类:
```java
public class Student {
private String id; // 学号
private String name; // 姓名
private double mathScore; // 数学成绩
private double chineseScore; // 语文成绩
// 构造方法
public Student(String id, String name, double mathScore, double chineseScore) {
this.id = id;
this.name = name;
this.mathScore = mathScore;
this.chineseScore = chineseScore;
}
// 求成绩总分
public double getTotalScore() {
return mathScore + chineseScore;
}
// 求平均分
public double getAverageScore() {
return getTotalScore() / 2;
}
// getter和setter方法
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public double getMathScore() {
return mathScore;
}
public void setMathScore(double mathScore) {
this.mathScore = mathScore;
}
public double getChineseScore() {
return chineseScore;
}
public void setChineseScore(double chineseScore) {
this.chineseScore = chineseScore;
}
}
```
下面是调用相应的方法计算总分和平均分的例子:
```java
public class Main {
public static void main(String[] args) {
// 创建一个学生对象
Student student = new Student("001", "张三", 80, 90);
// 计算总分和平均分
double totalScore = student.getTotalScore();
double averageScore = student.getAverageScore();
// 输出结果
System.out.println("学号:" + student.getId());
System.out.println("姓名:" + student.getName());
System.out.println("数学成绩:" + student.getMathScore());
System.out.println("语文成绩:" + student.getChineseScore());
System.out.println("成绩总分:" + totalScore);
System.out.println("平均分:" + averageScore);
}
}
```
输出结果:
```
学号:001
姓名:张三
数学成绩:80.0
语文成绩:90.0
成绩总分:170.0
平均分:85.0
```
还有其他的写法用java用java定义一个Student类,包含的内容如下: 1、成员变量:学号,姓名,数学成绩,语文成绩; 2、成员方法:求成绩总分,求平均分。3、编程实现这个类,并调用相应的方法计算总分和平均分。吗
是的,下面是一个可能的实现:
```
public class Student {
private String id;
private String name;
private double mathScore;
private double chineseScore;
public Student(String id, String name, double mathScore, double chineseScore) {
this.id = id;
this.name = name;
this.mathScore = mathScore;
this.chineseScore = chineseScore;
}
public double getTotalScore() {
return mathScore + chineseScore;
}
public double getAverageScore() {
return getTotalScore() / 2;
}
public static void main(String[] args) {
Student student1 = new Student("001", "Tom", 80, 90);
System.out.println("Total score: " + student1.getTotalScore());
System.out.println("Average score: " + student1.getAverageScore());
}
}
```
在这个实现中,我们定义了一个私有的成员变量来存储学号、姓名、数学成绩和语文成绩。我们还定义了一个构造函数来初始化这些变量。注意,我们在构造函数中使用了this关键字来引用成员变量,以避免与参数同名的冲突。
我们还定义了两个公共的成员方法来计算总分和平均分。这些方法使用了私有的成员变量,因此我们不需要传递任何参数。 getTotalScore()方法返回数学成绩和语文成绩的总和,而getAverageScore()方法返回总分的平均值。
最后,我们在main()方法中创建了一个学生对象,并调用了 getTotalScore()和 getAverageScore()方法来计算总分和平均分。输出如下:
```
Total score: 170.0
Average score: 85.0
```
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