using System;

​

public class Program

{

    public static void Main()

    {

        // Create a 2D array to hold the multiplication table

        int[,] tablerow = new int[13, 13]; // 0 to 12 ( size 13 for both dimensions)

        int sum;

​

        for (int i = 1; i <= 12; i++)

        {

            Console.WriteLine("Table of " + i);

            sum = 0; // Reset sum for each multiplication table

            for (int j = 1; j <= 12; j++)

            {

                tablerow[i, j] = i * j; // Store the result in the 2D array

                Console.WriteLine(i + " x " + j + " = " + tablerow[i, j]); // Print the individual calculation

                sum += tablerow[i, j]; // Accumulate sum

            }

            Console.WriteLine("Sum of Table " + i + " = " + sum + " --------------------------\n");

        }

    }

}