2zadacha20dekemvriChestSHeats

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            int rows = int.Parse(Console.ReadLine());
            int cols = int.Parse(Console.ReadLine());
            long vNumber = int.Parse(Console.ReadLine());
            long hNumber = int.Parse(Console.ReadLine());

            for (long row = vNumber; row < vNumber + rows; row++)// da natrupva s gornoto
            {
                for (long col = hNumber; col < hNumber + cols; col++)
                {
                    Console.Write(row * col + " ");

                    //  if (col < hNumber + cols - 1)
                    //  {
                    //       Console.Write(' ');
                    //  }
                }
                Console.WriteLine();
            }
        }
    }
}

 2 RESHENIE ///////////////////////////////////////////////////////////////////////////////////////

int rows = int.Parse(Console.ReadLine());
int columns = int.Parse(Console.ReadLine());
long verticalStart = int.Parse(Console.ReadLine());
long horizontalStart = int.Parse(Console.ReadLine());


for (int i = 0; i < rows; i++)
{
 for( int j = 0; j < columns; j++)
  {
   long currentValue = (verticalStart + i)*(horizontalStart + j);
   Console.Write(currentValue + " ");
  }
Console.Writeline();
}