static void Main(string[] args)
{
Lecture[] array = new[]
{
new Lecture(DayOfWeek.Saturday, TimeSpan.FromHours(9), "C#"),
new Lecture(DayOfWeek.Saturday, TimeSpan.FromHours(10), "C#"),
new Lecture(DayOfWeek.Saturday, TimeSpan.FromHours(11), "C#"),
new Lecture(DayOfWeek.Friday, TimeSpan.FromHours(10), "ASP.NET")
};
Schedule sc = new Schedule(array);
Console.WriteLine(sc.NumberofLectures("C#")); // 3
Console.WriteLine(sc.NumberofLectures("ASP.NET")); // 1
Console.WriteLine(sc.GetCurrentCourse()); // C#
}
