public static void Main(string[] args)
{
/* Testing the Student class */
Student[] stds = new Student[7];
stds[0] = new Student();
stds[1] = new Student("s1", "57001");
stds[2] = new Student("s2", "57002", 1994);
stds[3] = new Student("s3", "57003", 1996);
stds[4] = new Student("s4", "57004");
stds[5] = new Student("s5", "57005", 1993);
stds[6] = new Student("s6", "57006");
Console.WriteLine("\n--- Initial Students' state ---");
foreach (Student s in stds)
Console.WriteLine(s);
Console.WriteLine("\n--- Playing with s4, s5, s6 objects ---");
stds[4].Name = "Mario";
stds[5].YearOfBirth = 1900;
stds[6].isActive = false;
for (int i = 4; i < stds.Length; i++)
Console.WriteLine(stds[i]);
Console.ReadKey();
}