Student Level(lintcode 218)

Description

Implement a class Student, including the following attributes and methods:

1. Two public attributes name(string) and score(int).
2. A constructor expect a name as a parameter.
3. A method getLevel to get the level(char) of the student.

score - level table:

• A: score >= 90
• B: score >= 80 and < 90
• C: score >= 60 and < 80
• D: score < 60

Example

Student student = new Student("Zuck");
student.score = 10;
student.getLevel(); // should be 'D'
student.score = 60;
student.getLevel(); // should be 'C'

Interface

public class Student {
    /**
     * Declare two public attributes name(string) and score(int).
     */
    // write your code here

    /**
     * Declare a constructor expect a name as a parameter.
     */
    // write your code here

    /**
     * Declare a public method `getLevel` to get the level(char) of this student.
     */
    // write your code here
}

Solution

public class Student {
    /**
     * Declare two public attributes name(string) and score(int).
     */
    // write your code here
    public String name;
    public int score;

    /**
     * Declare a constructor expect a name as a parameter.
     */
    // write your code here
    public Student(String name) {
        this.name = name;
    }

    /**
     * Declare a public method `getLevel` to get the level(char) of this student.
     */
    // write your code here
    public char getLevel() {
        if (score >= 90) {
            return 'A';
        } else if (score >= 80) {
            return 'B';
        } else if (score >= 60) {
            return 'C';
        } else {
            return 'D';
        }
    }
}