karga source code

src/com/company/Main.java

+package com.company;
+
+/**
+ * This class is about student
+ * its access is public
+ */
+public class Main {
+
+    public static void main(String[] args) {
+        Student[] student = new Student[5];
+        student[0]=new Student("sdf","fsdfdsf","2");
+        student[1]=new Student("sdf","fsdfdsf","2");
+        student[2]=new Student("sdf","fsdfdsf","2");
+        student[3]=new Student("sdf","fsdfdsf","2");
+        student[4]=new Student("sdf","fsdfdsf","2");
+
+    }
+
+
+}
\ No newline at end of file

src/com/company/Student.java

+package com.company;
+
+public class Student {
+    private String firstName;
+    private String lastName;
+    private int grade;
+    private String Id;
+    public Student(String fn, String ln, String id){
+        firstName=fn;lastName=ln;grade=0;Id=id;
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public int getGrade() {
+        return grade;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public String getId() {
+        return Id;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public void setGrade(int grade) {
+        this.grade = grade;
+    }
+
+    public void setId(String id) {
+        Id = id;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+    public void print(){
+        System.out.println("first name:"+ firstName +"last name" + lastName +"id:" + Id + "grade:"+ grade);
+    }
+
+}
\ No newline at end of file

src/com/company/lab.java

+package com.company;
+
+/**
+ * @author erfan omid seyed
+ * this class have 4 field and it's about student of a school
+ * @since 2020-01-24
+ * @
+ */
+public class lab {
+    Student[] students;
+    int avg;
+    String day;
+    int capt;
+    int size;
+
+    public lab(int cap,String d){
+    }
+
+    /**
+     * this is method for lab class
+     * @param std this is the first parametr
+     */
+    public void enrollStudent(Student std){
+        if(size < capt){
+            students[size] = std;
+            size++;
+        }else{
+            System.out.println("Lab is full!!!");
+        }
+    }
+    public void print(){}
+    public Student[] getStudents(){
+       return students;
+    }
+
+    public int getAvg() {
+        return avg;
+    }
+
+    public int getCapt() {
+        return capt;
+    }
+
+    public int getSize() {
+        return size;
+    }
+
+    public String getDay() {
+        return day;
+    }
+
+    public void setAvg(int avg) {
+        this.avg = avg;
+    }
+
+    public void setDay(String day) {
+        this.day = day;
+    }
+
+    public void setCapt(int capt) {
+        this.capt = capt;
+    }
+
+    public void setSize(int size) {
+        this.size = size;
+    }
+
+    public void setStudents(Student[] students) {
+        this.students = students;
+    }
+}