public class Main {

    public static void main(String[] args) {
            Student std1 = new Student("Ehsan","Edalat", "9031066");
            Student std2 = new Student("Seyed", "Ahmadpanah", "9031806");
            Student std3 = new Student("Ahmad", "Asadi", "9031054");
            std1.setGrade(15);
            std2.setGrade(20);
            std3.setGrade(17);
            Lab lab1 = new Lab( 20 , "Saturday");

            lab1.enrollStudent(std1);
            lab1.enrollStudent(std2);
            lab1.enrollStudent(std3);

            lab1.print();

    }
}