using System;

​

public class Program

{

    public static void Main()

    {

        Console.Write("   \t");

        for (int i = 1; i <= 9; i++)

            Console.Write(i + " \t");

        Console.WriteLine();

        Console.Write("   ");

        for (int i = 1; i <= 9; i++)

            Console.Write("______");

        Console.Write("\n\n");

        for (int i = 1; i <= 9; i++)

        {

            Console.Write(i + " |\t");

            for (int j = 1; j <= 9; j++)

                if (i * j < 10)

                    Console.Write(i * j + " \t");

                else

                    Console.Write(i * j + "\t");

            Console.WriteLine();

        }

    }

}