src/homeworks/task2_3/Student.java - master - elrdn/sber-java-hw

src/homeworks/task2_3/Student.java
80 строк2 KB
Elraden
Выполнены задания 1-5
16 июл 2025, 23:08
16 июл 2025, 23:0817fb121
package homeworks.task2_3;

import java.util.Arrays;

public class Student {
    private static final int MAX_GRADES = 10;

    private String name;
    private String surname;
    private int[] grades = new int[0];

    public Student() {
    }

    public Student(String name, String surname) {
        this.name = name;
        this.surname = surname;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getSurname() {
        return surname;
    }

    public void setSurname(String surname) {
        this.surname = surname;
    }

    public int[] getGrades() {
        return grades;
    }

    public void setGrades(int[] grades) {
        if (grades.length > MAX_GRADES) {
            this.grades = Arrays.copyOfRange(grades, grades.length - MAX_GRADES, grades.length);
        } else {
            this.grades = Arrays.copyOf(grades, grades.length);
        }
    }

    public void addGrade(int grade) {
        if (grades.length < MAX_GRADES) {
            int[] newGrades = Arrays.copyOf(grades, grades.length + 1);
            newGrades[grades.length] = grade;
            grades = newGrades;
        } else {
            for (int i = 0; i < grades.length - 1; i++) {
                grades[i] = grades[i + 1];
            }
            grades[grades.length - 1] = grade;
        }
    }

    public double getAverageGrade() {
        if (grades.length == 0) {
            return 0;
        }
        int sum = 0;
        for (int grade : grades) {
            sum += grade;
        }
        return (double) sum / grades.length;
    }

    @Override
    public String toString() {
        if (grades.length == 0) {
            return name + " " + surname + ". Средний балл: 0.0";
        } else {
            return name + " " + surname + ". Средний балл: " + getAverageGrade();
        }
    }
}