[StartCode]
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp2
{
    internal class Program
    {
        static void Main(string[] args)
        {
            int[,] places = new int[3,3];
            int sum = 0;
            int product = 1;
            int line2 = 1;
            int pillar1 = 0;
            Random random = new Random();

            for (int i = 0; i < places.GetLength(0); i++)
            {

                for (int j = 0; j < places.GetLength(1); j++)
                {
                    Console.Write(places[i, j]=random.Next(1,10));

                }
                Console.WriteLine();
            }
            for (int i = 0; i < places.GetLength(0); i++)
            {

                for (int j = 0; j < places.GetLength(1); j++)
                {
                    if (i == line2)
                    {
                        sum = sum + places[i, j];
                    }
                    if (j == pillar1)
                    {
                        product = product * places[i, j];
                    }
                }
            }

            Console.WriteLine("Сумма второй строки " + sum + ". Произведение первого столбца " + product + ".");
        }
    }
}
[EndCode]