static void Main(string[] args) { var product = ProductsList.GetProducts(); List <Product> searchedByCategory = SearchByCategory(product, Category.LapTop); PrintProducts(searchedByCategory); List <Product> searchByRange = SearchByPriceRange(product, 100, 18000); PrintProducts(searchByRange); List <Product> byPartOfName = FindByPartOfName(product, "Sa"); PrintProducts(byPartOfName); GetIds(product); GetPrice(product, 47); CheapestProduct(product); MostExpensiveProduct(product); AddElement(product, "Smsung Galaxy S8", 890, Category.ItEquipment); PrintProducts(product); removeElement(product, 47); PrintProducts(product); }