zalupa

using System;
using System.Diagnostics;
using System.Threading;

namespace ConsoleApp1
{
    class Program
    {
      public static double FirstThread(int Q, double N, double L, double t1, double t2, int m, int n, ref double[,] array)
        {
            for (int i = 1; i < n + 1; i+=2)
            {
                Thread.Sleep(100);
                L = 0;
                for (int j = 1; j < m + 1; j++)
                {
                    array[i, j] = Math.Pow(Q * i / 100, 2);
                    Console.Write("Thr1 = ");
                    Console.Write(array[i, j]);
                    Console.Write(" ");
                    L += array[i, j];
                }
                Console.WriteLine();
                t1 += L;
            }
            return t1;
        }
       public static double SecondThread(int Q, double N, double L, double t1, double t2, int m, int n, ref double[,] array)
        {
            for (int i = 2; i < n + 1; i+=2)
            {
                Thread.Sleep(100);
                L = 0;
                for (int j = 1; j < m + 1; j++)
                {
                    array[i, j] = Math.Pow(Q * i / 100, 2);
                    Console.Write("Thr2 = ");
                    Console.Write(array[i, j]);
                    Console.Write(" ");
                    L += array[i, j];
                }
                Console.WriteLine();
                t2 += L;
            }
            return t2;
        }
        static void Main(string[] args)
        {
            const int Q = 120;
            int n = Convert.ToInt32(Console.ReadLine());
            int m = Convert.ToInt32(Console.ReadLine());
            double L = 0, N = 0;
            double t1=0, t2=0;
            double[,] array = new double[n + 2, m + 1];
            var timer = Stopwatch.StartNew();
            Thread thr1 = new Thread(() => FirstThread(Q, N, L, t1, t2, m, n, ref array));
            Thread thr2 = new Thread(() => SecondThread(Q, N, L, t1, t2, m, n, ref array));
            thr1.Start();
            Thread.Sleep(10);
            thr2.Start();
            N = FirstThread(Q, N, L, t1, t2, m, n, ref array) + SecondThread(Q, N, L, t1, t2, m, n, ref array);
            Console.WriteLine(N);
            timer.Stop();
            Thread.Sleep(1000);
            Console.WriteLine("Выполнение метода заняло {0} мс", timer.ElapsedMilliseconds);
            Console.WriteLine("Выполнение метода заняло {0} тиков", timer.ElapsedTicks);
            Console.ReadKey();
        }
    }
}