using System;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            int number = int.Parse(Console.ReadLine());
            int firstNumber = number % 10;
            number /= 10;
            int secondNumer = number % 10;
            number /= 10;
            int thirdNumber = number;

            if (firstNumber != 0 && secondNumer != 0 && thirdNumber != 0)
            {
                for (int i = 1; i <= thirdNumber; i++)
                {
                    for (int j = 1; j <= secondNumer; j++)
                    {
                        for (int k = 1; k <= firstNumber; k++)
                        {
                            Console.WriteLine($"{i} * {j} * {k} = {k* j *i};");
                        }
                    }
                }
            }
        }
    }
}