using System;

namespace ConsoleApp20
{
    internal class Program
    {
        static void Main(string[] args)
        {
            int[,] numbers = {
                { 1, 2, 3 },
                { 4, 5, 6 },
                { 7, 8, 9 } };
            int correction = 1;
            int sum = 0;
            int multiplication = 1;
            int line = 2;
            int column = 1;

            for (int i = 0; i < numbers.GetLength(0); i++)
            {
                for (int j = 0; j < numbers.GetLength(1); j++)
                {
                    Console.Write(numbers[i, j] + " ");
                }

                Console.WriteLine();
            }

            for (int i = 0; i < numbers.GetLength(0); i++)
            {
                for (int j = 0; j < numbers.GetLength(1); j++)
                {
                    if (i == line - correction)
                    {
                        sum += numbers[i, j];
                    }
                }
            }

            for (int i = 0; i < numbers.GetLength(0); i++)
            {
                for (int j = 0; j < numbers.GetLength(1); j++)
                {
                    if (j == column - correction)
                    {
                        multiplication *= numbers[i, j];
                    }
                }
            }

            Console.WriteLine($"Сумма {line} строки - {sum}, произведение {column} столбца - {multiplication}.");
        }
    }
}