public void DeleteStudent(Student student)
{
for (int i = 0; i < this.students.Length; i++)
{
if ((this.students[i].GetId() == student.GetId()) & (this.students[i].GetName() == student.GetName()) & (this.students[i].GetLastName() == student.GetLastName()))
{
this.students[i].Dispose();
}
}
}