private static Point ShowFood(Size screenSize, Queue <Point> snake) { var foodPoint = Point.Empty; var snakeHead = snake.Last(); var rnd = new Random(); do { var x = rnd.Next(0, screenSize.Width - 1); var y = rnd.Next(0, screenSize.Height - 1); if (snake.All(p => p.X != x || p.Y != y) && Math.Abs(x - snakeHead.X) + Math.Abs(y - snakeHead.Y) > 8) { foodPoint = new Point(x, y); } } while (foodPoint == Point.Empty); Console.BackgroundColor = ConsoleColor.Blue; Console.SetCursorPosition(foodPoint.X + 1, foodPoint.Y + 1); Console.Write(" "); return(foodPoint); }