public static IEnumerable<Student> FirstNameBeforeLast(Student[] students)
{
IEnumerable<Student> result = from student in students
where student.FirstName.CompareTo(student.LastName) < 0
select student;
return result;
}
public static IEnumerable<Student> AgeRangeBetween18And24(Student[] students)
{
IEnumerable<Student> result = from student in students
where student.Age >= 18 && student.Age <= 24
select student;
return result;
}
