static void Main(string[] args) { Dog dog = new Dog("Rexy",25,"male"); Console.WriteLine(dog); Console.WriteLine("Press any key to hear Rexy bark.."); Console.ReadKey(); dog.ProduceSound(); Console.WriteLine(Environment.NewLine); Frog frog = new Frog("Anabel", 25, "female"); Console.WriteLine(frog); Console.WriteLine("Press any key to hear Anabel creek.."); Console.ReadKey(); frog.ProduceSound(); Console.WriteLine(Environment.NewLine); Tomcat tomcat = new Tomcat("Spot", 25); Console.WriteLine(tomcat); Console.WriteLine("Press any key to hear Spot meow.."); Console.ReadKey(); tomcat.ProduceSound(); Console.WriteLine(Environment.NewLine); Kitten kitten = new Kitten("Cassandra", 15); Console.WriteLine(kitten); Console.WriteLine("Press any key to hear Cassandra bark.."); Console.ReadKey(); kitten.ProduceSound(); }
public static void Main() { Kitten[] kittens = new[] { new Kitten("Hello Kitty", 4), new Kitten("Catwoman", 6), new Kitten("Thunder cat", 11) }; Tomcat[] tomcats = new[] { new Tomcat("Mr. Bigglesworth", 2), new Tomcat("Felix", 5), new Tomcat("Tom", 2) }; Dog[] dogs = new Dog[] { new Dog("Brian Griffin", 2, Genders.Male), new Dog("Too stupid dog", 5, Genders.Male), new Dog("Eddie from Frasier", 7, Genders.Male) }; Frog[] frogs = new[] { new Frog("Hypnotoad from Futurama", 13, Genders.Male), new Frog("Kermit", 50, Genders.Male), new Frog("Prince Charming", 30, Genders.Male), }; Console.WriteLine("Average kitten age: {0}", kittens.Average(n => n.Age)); Console.WriteLine("Average tomcat age: {0}", tomcats.Average(n => n.Age)); Console.WriteLine("Average dog age: {0}", dogs.Average(n => n.Age)); Console.WriteLine("Average frog age: {0}", frogs.Average(n => n.Age)); }
static void Main() { Kitten Lili = new Kitten("Lili",2); Dog Sharo = new Dog("Sharo", 4, Gender.Male); Frog Frog = new Frog("Frog", 5, Gender.Female); Cat Jerry = new Cat("Jerry",7,Gender.Male); Tomcat Tom = new Tomcat("Tom", 3); Dog Pyhcho = new Dog("Pyhcho", 1, Gender.Male); List<Animal> animals = new List<Animal>() { Lili, Sharo, Frog, Tom,Pyhcho,Jerry }; foreach (var animal in animals) { Console.WriteLine("{0}\n", animal); } animals .GroupBy(animal => animal.GetType().Name) .Select(group => new { AnimalName = group.Key, AverageAge = group.Average(a => a.Age) }) .ToList() .ForEach(group => Console.WriteLine("{0} average age : {1}",group.AnimalName,group.AverageAge)); }
static void Main() { Cat cat1 = new Cat("Tom", 2, "Male"); cat1.ProduceSound(); Cat cat2 = new Cat("Minka", 3, "Female"); cat2.ProduceSound(); Cat cat3 = new Cat("Gosho", 4, "Male"); cat3.ProduceSound(); Dog dog1 = new Dog("Lassie", 3, "Female"); dog1.ProduceSound(); Dog dog2 = new Dog("Haruki", 4, "Male"); dog2.ProduceSound(); Dog dog3 = new Dog("Murdjo", 5, "Male"); dog3.ProduceSound(); Frog frog1 = new Frog("Prince", 1, "Male"); frog1.ProduceSound(); Frog frog2 = new Frog("Igor", 2, "Male"); frog2.ProduceSound(); Frog frog3 = new Frog("Jivka", 1, "Female"); frog3.ProduceSound(); Kitten kitten1 = new Kitten("Bira", 1); kitten1.ProduceSound(); Kitten kitten2 = new Kitten("Chertichka", 4); kitten2.ProduceSound(); Kitten kitten3 = new Kitten("Pepa", 2); kitten3.ProduceSound(); Tomcat tomcat1 = new Tomcat("Coolio", 4); tomcat1.ProduceSound(); Tomcat tomcat2 = new Tomcat("Pantelei", 3); tomcat2.ProduceSound(); Tomcat tomcat3 = new Tomcat("Kotyo", 6); tomcat3.ProduceSound(); Console.WriteLine(new string('=', 30)); Animal[] animals = { cat1, cat2, cat3, dog1, dog2, dog3, frog1, frog2, frog3, kitten1, kitten2, kitten3, tomcat1, tomcat2, tomcat3 }; double averageAge = animals.Average(x => x.Age); Console.WriteLine("Average age of all animals is {0:0.##} years.", averageAge); double averageAgeCat = animals.Where(x => x is Cat).Average(x => x.Age); Console.WriteLine("Average age of the cats is {0:0.##} years.", averageAgeCat); double averageAgeDog = animals.Where(x => x is Dog).Average(x => x.Age); Console.WriteLine("Average age of the dogs is {0:0.##} years.", averageAgeDog); double averageAgeFrog = animals.Where(x => x is Frog).Average(x => x.Age); Console.WriteLine("Average age of the frogs is {0:0.##} years.", averageAgeFrog); double averageAgeKitten = animals.Where(x => x is Kitten).Average(x => x.Age); Console.WriteLine("Average age of the kitten is {0:0.##} years.", averageAgeKitten); double averageAgeTomcat = animals.Where(x => x is Tomcat).Average(x => x.Age); Console.WriteLine("Average age of the tomcats is {0:0.##} years.", averageAgeTomcat); }
private static void Main(string[] args) { Animal[] animals = new Animal[10]; animals[0] = new Frog("Gosho", 3, "male"); animals[1] = new Kitten("Kitty", 5); animals[2] = new Dog("Rex", 12, "male"); animals[3] = new Tomcat("Tom", 1); animals[4] = new Kitten("Bety", 6); animals[5] = new Frog("Frogy", 1, "female"); animals[6] = new Tomcat("Pesho", 7); animals[7] = new Dog("Sarah", 4, "female"); animals[8] = new Kitten("Katy", 1); animals[9] = new Frog("Kwiky", 3, "female"); animals.GroupBy(a => a.GetType().Name) .Select(group => new { AnimalName = group.Key, AverageAge = group.Average(a => a.Age) }) .OrderByDescending(group => group.AverageAge) .ToList() .ForEach(group => Console.WriteLine($"{group.AnimalName}'s average age is: {group.AverageAge}")); }
static void Main(string[] args) { Kitten pipi = new Kitten("Pipi", 8); Tomcat momo = new Tomcat("Momo", 5); Cat chocho = new Cat("Chocho", 11, "Male"); Cat puhi = new Cat("Puhi", 3, "Female"); List <Cat> cats = new List <Cat> { pipi, momo, chocho, puhi }; foreach (var cat in cats) { Console.Write(cat + " , Says: "); cat.ProduceSound(); } Dog sharo = new Dog("Sharo", 9, "Male"); Dog loki = new Dog("Loki", 2, "Male"); Dog shaila = new Dog("Shaila", 7, "Female"); List <Dog> dogs = new List <Dog> { sharo, loki, shaila }; foreach (var dog in dogs) { Console.Write(dog + " , Says: "); dog.ProduceSound(); } Frog frogy = new Frog("Frogy", 2, "Male"); Frog greeny = new Frog("Greeny", 6, "Female"); Frog doty = new Frog("Doty", 1, "Female"); List <Frog> frogs = new List <Frog> { frogy, greeny, doty }; foreach (var frog in frogs) { Console.Write(frog + " , Says: "); frog.ProduceSound(); } List <Animal> averageAge = new List <Animal> { pipi, momo, chocho, puhi, sharo, loki, shaila, frogy, greeny, doty }; var aveAge = from average in averageAge group average by new { Group = average.GetType().Name } into grouped select new { Group = grouped.Key.Group, AverageAge = grouped.Average(a => a.Age) }; foreach (var animal in aveAge) { Console.WriteLine(animal); } }