Lab 9

            StreamWriter sw;
            StreamReader sr;
            if (!File.Exists(Environment.CurrentDirectory + "/" + "output.txt"))
            {
                File.Create(Environment.CurrentDirectory + "/" + "output.txt");

                Console.WriteLine("Создан файл output.txt");

            }
            Random rd = new Random();
            sw = new StreamWriter(Environment.CurrentDirectory + "/" + "input.txt", false);
            int n = 10;
            double min = -100;
            double max = 100;
            double[] arr = new double[n];
            for (int i = 0; i < n; ++i)
            {
                arr[i] = Math.Round(min + (max - min + 1) * rd.NextDouble(), 0);

            }

            for (int i = 0; i < n; ++i)
            {
                sw.WriteLine(arr[i]);

            }
            Console.WriteLine("Данные записаны в файл input.txt");
            Array.Clear(arr, 0, arr.Length);
            sw.Close();

            sr = new StreamReader(Environment.CurrentDirectory + "/" + "input.txt");
            int l = 0;
            string line;
            while ((line = sr.ReadLine()) != null)
            {
                arr[l] = double.Parse(line);
                l++;
            }
            sr.Close();
            sw = new StreamWriter(Environment.CurrentDirectory + "/" + "outnput.txt", false);
            double mx = arr.Max();
            Console.WriteLine("Максимальное число: {0}", mx);
            for (int i = 0; i < n; ++i)
            {
                arr[i] = arr[i] / mx;

            }
            for (int i = 0; i < n; ++i)
            {
                sw.WriteLine(arr[i]);

            }
            Console.WriteLine("Данные записаны в файл outnput.txt");
            sw.Close();