public static void Main()
happyBirthday("Harry",true, 17);
happyBirthday("Zayn",true, 17);
happyBirthday("Louis",false, 17);
happyBirthday("Niall",false, 17);
happyBirthday("Liam",true, 18);
public static void happyBirthday(String personsName,bool cake,int personsAge) {
Console.WriteLine("Happy birthday to you");
Console.WriteLine("Happy birthday to you");
Console.WriteLine("Happy birthday dear " + personsName);
Console.WriteLine("Happy birthday to you");
Console.WriteLine("Yum, delicious cake!");
Console.WriteLine("Well done");