using System;
using System.Runtime.InteropServices;
 
class Hello {
    [DllImport("user32.dll")]
    public extern static MessageBox(hwnd : int, text : string, caption : string, type : int) : int;

    public static Main() : void {
        _ = MessageBox( 0, "Hello, Win32 API(Nemerle) World!", "Hello, World!", 0);
    }
}