常用方法
常用方法
常用方法
常用方法
//Number of Ice cube to make lemonade public static int IceCubeUsedToMakeLemonade(Recipe recipe, Inventory inventory) { Console.WriteLine("How many ice cube would you use to make lemonade?"); recipe.numberOfIceCube = int.Parse(Console.ReadLine()); if (recipe.numberOfIceCube <= inventory.CountIceCube()) { return(recipe.numberOfIceCube); } else { Console.WriteLine("Invalid input."); return(IceCubeUsedToMakeLemonade(recipe, inventory)); } }