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

namespace T_1G
{
    class Program
    {
        static void Main(string[] args)
        {
            Random rnd = new Random();

            int n = 5000;

            Console.BufferWidth = (int)Math.Max(Math.Min((long)(100) * 6 + 10, (long)(n) * 6 + 10), 100);
            Console.WindowWidth = 100;
            Gauss g = new Gauss(n);
            for (int h = 0; h < 100; h++)
            {
                for (int i = 0; i < n; i++)
                {
                    for (int j = 0; j < n; j++)
                    {
                        g.a[i, j] = rnd.Next(-10, 10);
                    }
                }
                for (int i = 0; i < n; i++)
                {
                    g.f[i] = 0;
                    for (int j = 0; j < n; j++)
                    {
                        g.f[i] += g.a[i, j];
                    }
                }
                if(n <= 100)for (int i = 0; i < n; i++)
                {
                    for (int j = 0; j < n; j++)
                    {
                        Console.Write(String.Format("{0,6:0.00}", g.a[i, j]));
                    }
                    Console.WriteLine(String.Format("{0,8:0.00}", g.f[i]));
                }
                int r = g.Calc();
                Console.WriteLine();
                if (r == 1)
                {
                    Console.WriteLine("Error");
                }
                else
                {
                    if (n <= 100) for (int i = 0; i < n; i++)
                    {
                        for (int j = 0; j < n; j++)
                        {
                            Console.Write(String.Format("{0,5:0.00}", g.a[i, j]));
                        }
                        Console.WriteLine(String.Format("{0,7:0.00}", g.f[i]));
                    }
                    double delta = 0;
                    for (int i = 0; i < n; i++) delta += Math.Abs(1 - g.f[i]);
                    Console.WriteLine(String.Format("{0,15:0.000000000000}", delta));
                }
                Console.ReadKey();
            }
        }
    }
}