Linq introduction

    int[] array = new int[7] { 0, 1, 2, 3, 4, 5, 6 };

                var query = (from no in array

                            where (no % 3 == 0)

                            select no).ToArray();

                foreach (int no in query)

                {

                                Console.WriteLine("{0,1}", no);

                }

"