using System;

public class Program

{

    public static void Main()

    {

    int num;    

        do

        {

        Console.WriteLine("In put number : ");

        num = int.Parse(Console.ReadLine());

        Console.WriteLine("================================");

        }

        while (num <= 0);

        int i= 1;

        while (i <= 12)

        {

        Console.WriteLine("{0} * {1} = {2}", num,i,num*i);

        }

    }

}