using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        int[] ints = Enumerable.Range(1, 9).ToArray();

        var result = ints.SelectMany(i1 => ints, (i1, i2) => $"{i1}*{i2}={i1*i2}"+((i2==9)?"\r\n":" "));

        Console.WriteLine(string.Join("",result));

    }

}