using System; class C { public static int value; static internal void And () { if ((false & (value++ == 1)) != (false & (++value == 1))) return; if (((value++ == 1) & false) != ((++value == 1) & false)) return; if ((false && (value++ == 1)) != (false && (++value == 1))) return; if (((value++ == 1) && false) != ((++value == 1) && false)) return; } static internal void Or () { if ((false | (value++ == 1)) != (false | (++value == 1))) return; if (((value++ == 1) | false) != ((++value == 1) | false)) return; if ((true || (value++ == 1)) != (true || (++value == 1))) return; if (((value++ == 1) || true) != ((++value == 1) || true)) return; } public static int Main () { value = 0; And (); Console.WriteLine (value); if (value != 6) return 1; value = 0; Or (); Console.WriteLine (value); if (value != 6) return 2; return 0; } }