using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
 
namespace ConsoleApplication1
{
    class Program
    {
        [DllImport("kernel32.dll")]
        static extern int GetConsoleWindow();
 
        [DllImport("user32.dll")]
        static extern bool ShowWindow(int hWnd, int nCmdShow);
 
        static void Main(string[] args)
        {
            ShowWindow(GetConsoleWindow(), 0);
 
            Console.ReadKey();
        }
    }
}