Thread: "{6,3}, 16 colors, factor=1.4 solved!"

From: "Andrey" <andreyastrelin@yahoo.com>
Date: Wed, 23 Mar 2011 00:58:13 -0000
Subject: {6,3}, 16 colors, factor=1.4 solved!



Log file is here: http://games.groups.yahoo.com/group/4D_Cubing/files/MC7D/=
andrey_16col_14.log=20

Terrible beast! I've cheated a little in the begining - remembered colors o=
f centers before shuffle, so I didn't care about possible parity errors cau=
sed by wrong center selection or wrong orientation. The best way to solve f=
or me was to start from 3C pieces, then 2C, then 4-corner 1C, then centers =
and finish by small triangles. For triangles there exists 22-twist sequence=
that makes 3-cycle (in 15 variants), but setup twists are difficult to fin=
d and remember. And I afraid that there were many mistakes in my solving th=
at pushed me back from the solution.
Anyway, deep-cut puzzle is solved. In 5176 twists :D

Andrey




From: Roice Nelson <roice3@gmail.com>
Date: Wed, 23 Mar 2011 20:25:23 -0500
Subject: Re: [MC4D] {6,3}, 16 colors, factor=1.4 solved!



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Wow, awesome Andrey!

Your "cheat" brings up an interesting point. Not that I want to make a hard
puzzle like this even more difficult for you, but perhaps I should
eventually make it so that a scramble in MagicTile also does an arbitrary
reorientation of the puzzle. That way the user doesn't have the opportunity
to intentionally avoid parity errors that might arise. Those seem like part
of the fun of certain puzzles (the easier ones anyway!). I added this idea
to my "low priority" list :)

Cheers,
Roice


On Tue, Mar 22, 2011 at 7:58 PM, Andrey wrote:

> Log file is here:
> http://games.groups.yahoo.com/group/4D_Cubing/files/MC7D/andrey_16col_14.log
>
> Terrible beast! I've cheated a little in the begining - remembered colors
> of centers before shuffle, so I didn't care about possible parity errors
> caused by wrong center selection or wrong orientation. The best way to solve
> for me was to start from 3C pieces, then 2C, then 4-corner 1C, then centers
> and finish by small triangles. For triangles there exists 22-twist sequence
> that makes 3-cycle (in 15 variants), but setup twists are difficult to find
> and remember. And I afraid that there were many mistakes in my solving that
> pushed me back from the solution.
> Anyway, deep-cut puzzle is solved. In 5176 twists :D
>
> Andrey
>

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Wow, awesome Andrey!
=A0
Your "cheat" brings up an interest=
ing point.=A0 Not that I want to make a hard puzzle like this even more dif=
ficult for you, but perhaps I should eventually make it=A0so that a scrambl=
e in MagicTile also does an arbitrary reorientation of the puzzle.=A0 That =
way the user doesn't have the opportunity to intentionally avoid parity=
errors that might arise. =A0Those seem like part of the fun of certain puz=
zles (the easier ones anyway!).=A0 I added this idea to my "low priori=
ty" list :)


Cheers,
Roice




On Tue, Mar 22, 2011 at 7:58 PM, Andrey r=3D"ltr"><>andreyastrelin@yahoo.com> wrote:

dding-left:1ex" class=3D"gmail_quote">Log file is here: ames.groups.yahoo.com/group/4D_Cubing/files/MC7D/andrey_16col_14.log" targe=
t=3D"_blank">http://games.groups.yahoo.com/group/4D_Cubing/files/MC7D/andre=
y_16col_14.log




Terrible beast! I've cheated a little in the begining - remembered =
colors of centers before shuffle, so I didn't care about possible parit=
y errors caused by wrong center selection or wrong orientation. The best wa=
y to solve for me was to start from 3C pieces, then 2C, then 4-corner 1C, t=
hen centers and finish by small triangles. For triangles there exists 22-tw=
ist sequence that makes 3-cycle (in 15 variants), but setup twists are diff=
icult to find and remember. And I afraid that there were many mistakes in m=
y solving that pushed me back from the solution.


=A0Anyway, deep-cut puzzle is solved. In 5176 twists :D

Andrey
blockquote>



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