Weekly competition 2011-12

4x4: (53.50), 53.17, 44.94, 53.50, (39.74) = 50.54
3x3: 8.52, 9.72, (7.88), (11.06), 9.95 = 9.40
OH: 17.78, 19.97, 18.20, (22.41), (16.56) = 18.65
2x2: 3.47, (5.03+), 3.66, (2.69), 4.23 = 3.79
5x5: 1:35.48, 1:29.27, (1:27.42), (1:42.28), 1:36.16 = 1:33.64
 
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FMC: 26 moves
L D L' D L' B' L B2 U2 B' U' F2 U B2 U' F2 U R' B R B U' B U B R2

L D L' D [2x2x2]
L' B' L B2 U2 [2x2x3]
B.R' B R B U' B U B R2 [Leaving three corners]

Insert at dot: B2 U' F2 U B2 U' F2 U (One move cancel)

Finally sub-30 again! Feels good, man. Found the skeleton linearly and spent 50+ minutes feeling pointless.

Not too happy with the insertions, only 5 moves cancel.
I typically have a hard time with the first corner cycle, I feel there are too many stickers to check...

Nice solution! Imo 4 corners are the worst; I always feel like I've missed something D: .
 
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2x2: 2.79 = 2.60, (2.18), 3.06, (6.36), 2.70
Lanlan, Forgot CLL case for solve 4 :cool:
3x3: 14.56 = (18.81), 13.91, 14.15, 15.63, (13.58)
DaYan LingYun III, sub-15 again :cool::cool:
4x4: 1:12.91 = 1:18.71[O], (1:04.82[P]), 1:10.08[P], 1:09.94, (1:20.97[O])
Lanlan, Nice average :D;):D;):cool:
5x5:
6x6:
7x7:
I'll do it on monday when I get my V-cubes

2x2 BLD: 14.95 = 18.80, 14.95, 23.92+
No comment :p
3x3 BLD: 2:22.99 = 2:22.99, DNF(2:45.11), DNF(2:38.91)
2nd I forgot to do pairty and 3rd I forgot to flip edges :rolleyes:
4x4 BLD: DNF = DNF(36:11.28), DNF(42:03.78), DNF(37:16.11)
UGH not one success in an entire week (over 20 tries) :mad:
3x3 Multi BLD: 2/3 (16:11.29) = 1 point
2nd was off by a 3-cycle of corners :fp

3x3 OH: 29.21 = 29.80, (25.78), (33.30), 28.93, 28.92
DaYan LingYun III (loose), Sub-30 :tu:tu:)
3x3 WF: 3:45.05 = 3:49.31, (3:34.63), (4:00.92), 3:37.11, 3:48.72
DaYan Guhong, not 1 thing for practice :P makes a diffrence :fp:mad: I HATE FEET
3x3 MTS: 57.72 = 56.19, 59.90, (DNF(54.63)), 57.06, (52.87)
Yay, 3rd was just wrong when the timer was stopped :)
3x3 FMC: 31
2x2x2: L D L' D (4/31)
2x2x3: B2 R2 B' R2 U2 (5/31)
1x2x2: R D B2 D' (4/31)
Last Pair: B' R B R' (4/31)
Then playing around with what I could do for the last layer I found that if I used 2-look I get a PLL skip:
Cross: U B R B' R' U' (6/31)
COLL: R' U' L U R U' L' U (8/31)
Found within 5 minutes and couldn’t find anything better ;)

2-4: 1:42.47 :cool:
2-5:
Magic: 1.60 =
(1.72), 1.59, 1.63, 1.59, (1.28)
LingAo double strung, Yay :)
Master magic: 5.30 = (5.57), 5.30, (4.32), 5.07, 5.52
LingAo, Ima sooo inconsistent :D
Clock: 17.94 = 17.74, 18.10, (19.27), (17.12), 18.00
LingAo, I don't think I'll ever get better at this :fp
Megaminx: 1:29.93 = 1:38.18, 1:20.70, (1:18.67), (1:44.23), 1:30.92
Mf8, 4th had a distraction :cool::cool:;)
Pyraminx: 6.55 = 7.61, 6.04, (8.49), (5.35), 6.01
QJ, pretty good :o
Sq-1: DNF = DNF(24.66), 45.56[P], (38.32), (DNF(44.25[P])), 45.48[P]
Mf8, Dnfs were pops :mad:
Skewb: 14.62 = 13.62, (10.02), 16.01, 14.24, (21.82)
Lanlan, last I screwed up on an alg :fp but good :)
 
2x2x2: 2.33, 4.63, 2.48, 2.42, 2.67 = 2.52
meh
3x3x3: 8.72, 9.45, 10.51, 9.94, 13.68 = 9.97
Fluid, easy solves.
4x4x4: 49.44, 47.20, 47.15, 44.91, 52.54 = 47.93
meh
5x5x5: 1:30.86, 1:35.87, 1:27.27, 1:37.40, 1:32.92 = 1:33.22
meh
6x6x6: 3:12.60, 3:13.58, 3:08.13, 3:13.37, 3:16.16 = 3:13.18
meh
7x7x7: 5:49.76, 6:03.26, 5:57.47, 5:26.95, 6:26.25 = 5:56.83
I never do 7x7, so 5:26 was pb by about 20 seconds
2BLD: 8.91, DNF(13.54), DNF(10.64) = 8.91

3BLD: 1:34.45, DNF(2:13.68), DNF(28.29) = 1:34.45
Easy edges for me
4BLD: DNF(19:50.00), DNS, DNS
Typical center failure
MultiBLD: 2/2 = 2 in 7:52.99
Not bad actually.
3x3OH: 16.26, 22.95, 19.12, 15.84, 14.79 = 17.08
Good
3x3feet: 1:39.26, 2:06.36, 1:44.32, 1:58.60, 1:49.84 = 1:50.92
FII > jsk clone
3MTS: 54.74, 1:02.13, 1:13.68, 1:24.54, 1:16.56 = 1:10.79
I was really hoping that I'd magically improved at this after the first solve, but my hopes were dashed lol
2-4relay: 1:00.12
so close
2-5relay: 2:45.64

Master Magic: 3.17, 3.17, 3.14, 3.15, 11:36.27 = 3.16

Clock: 7.33, 8.19, 8.26, 7.73, 7.41 = 7.78

Megaminx: 1:32.52, 1:33.31, 1:37.62, 1:27.13, 1:27.08 = 1:30.99

Pyraminx: 3.89, 5.35, 4.60, 5.23, 4.48= 4.77

Square-1: 18.25, 14.22, 19.78, 20.97, 17.28 = 18.44

Skewb: 16.21, 12.78, 10.63, 14.44, 13.18 = 13.47

FMC: 29 moves
solution: L D L' D L' B' L B L' B L U' R F' U' B U F U' B2 R D B D' B' R2 B2 R B'
scramble: U2 B D' B R U2 R U' R2 B D R2 U L B R D' R

explanation:
2x2x2: L D L' D
solve a bunch of crap: L' B' L B L' B L U' R U'

switch to inverse:
Premove: U, R' U L' B' L B' L' B L D' L D' L'
Inverse scramble: R' D R' B' L' U' R2 D' B' R2 U R' U2 R' B' D B' U2

partial edges: B R' B2 R
leave 3: R B D B' D' R' B

insert at ,: (U' B U, F') cancelling 3 moves.

Notes: Needlessly complicated for such a good start and mediocre final solution. I need to start practicing again.
 
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Could someone explain the Skewb notation? I'm used to http://meepinator.atspace.com/skewb-fcn.html

I probably should add something to the instructions about this, for consistency's sake. I used this scrambler: http://www.logan.cc/skewb.html. The instructions for scrambling are at the top of that page, and there is a diagram to help you.

The instructions:
With the front facing you, turn the cube a 1/8 turn to the left. The edge of the middle square on top should now be parallel to you. The top square will stay stationary. Turn the edges appropriately around this square.
 
I probably should add something to the instructions about this, for consistency's sake. I used this scrambler: http://www.logan.cc/skewb.html. The instructions for scrambling are at the top of that page, and there is a diagram to help you.

The instructions:
Thanks, can you switch to fixed corner notation? It's definitely more mainstream. I guess I'll need to redo my average then, annoying as 11.54 a5 is decent for me, and the scrambles were bad anyway.
Qqtimer uses fixed corner notation, so do other timers, if you pretend to do 5 solves, you can then click current a5, and copy all scrambles across, just removing times. I think prisma timer has fcn for skewb, so you can generate a scramble queue there.
 
Kenneth

FMC: 33

Solution: D R' F2 L U L2 D R U' R' U R B R' F' U2 F U B' R' U R2 U2 R' U' R U' R' U' R B' R' B (33)

Even before I started I decided to not use the simple 2x2x2, everybody will do that so if you want a chance to find something diffrent, then do it diffrently :P

2x2x2: D F2 L U L2 R' D (6+1)
R' to setup the last cross edge and then L' B' L for xx-cross but that left bad pairs so I moved it to second move and then had this for triple x-cross:

2x2x2: D R' F2 L U L2 D (6+1)
Pair up: R U' R' (3, 10)
B-side 2x2: U R B R' (4, 14)
Place pair: F' U2 F (3, 17)

But then again an awful continuation. Now I can try the inverse scramble but instead of doing the inverse solution and the inverse scramble I simply look at my case and find it is the BR pair and the LL edge orientation that troubles me. If I do B' R B R' on a solved cube I will move that pair and orient two edges, so I use that for premoves.

Premoves: B' R B R'
xxx-cross: as above (17)
EO: U B' (2, 19)
[wiki]LPELL[/wiki]: R' U R2 U2 R' U' R U' R' (9, 28) ... place and backside Antisune.
L4C: skiped!! ... second week in a row I have a L4C skip :P
AUF and inverse premoves: U' (R B' R' B) (5, 33)

LPEPLL was the worst case, the solution that lead to the skip was the last of three optimal algs for this case that I tried (all I know). Ironically it was the 'intuitive' solution anyone would find :p

This weeks scramble = lucky?
 
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Nice solution!

But not a nice as yours ;-)
However I do like the fact that I did the pseudo part without premoves. After playing with pseudo blocks for a while I find that double face pseudo's are quite easy to manage.


I decided to not use the simple 2x2x2, everybody will do that so if you want a chance to find something diffrent, then do it diffrently :P

I thought something similar but only very briefly.
Initially started with F2 with the intention to make a pseudo 2x2x2 and go for Heise but then decided to just go along with the simple block.

This weeks scramble = lucky?
Although the same 2x2x2 start was (and will be) used alot the continuations from there are quite different.
Can a scramble be lucky for all the various continuations?
Perhaps it is just that the easy (quick) 2x2x2 leaves more time for tinkering with the rest of the solution?
Let's see what the rest of the week brings.
 
Although the same 2x2x2 start was (and will be) used alot the continuations from there are quite different.
Can a scramble be lucky for all the various continuations?
Perhaps it is just that the easy (quick) 2x2x2 leaves more time for tinkering with the rest of the solution?
Let's see what the rest of the week brings.

Yes, but it was not only the easy 2x2x2 I was thinking about. The scramble itself is, besides one single L move, all BRUD moves. A almost 4-gen scramble must be easier on average than a 6-gen scramble.
 
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2x2x2

1: (22.41)
2: 10.22
3: 14.30
4: (6.06)
5: 14.31
avg: 12.94

3x3x3
1: 26.81
2: (21.68)
3: 29.06
4: 27.46
5: (30.33)
avg=27.78
Damn fail

2x2x2 BLD
1: 2:35.96
2: 5:18.93
3: 3:43.97
Best: 2:35.96

3x3x3 BLD
1: DNF (totally screwed up, probably a setup move mistake in corners)(9:54.82)
2: DNF (missed a flipped edge on memo) (9:30.81)
3: DNF (forgot parity. Thought of it later, but accidently flipped the edges I was fixing) (11:50.80)
 
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Thanks, can you switch to fixed corner notation? It's definitely more mainstream. I guess I'll need to redo my average then, annoying as 11.54 a5 is decent for me, and the scrambles were bad anyway.
Qqtimer uses fixed corner notation, so do other timers, if you pretend to do 5 solves, you can then click current a5, and copy all scrambles across, just removing times. I think prisma timer has fcn for skewb, so you can generate a scramble queue there.

I have a generator for automatically creating all the scrambles, which I created by pulling the scramblers out of the webpages for the WCA scramble generator. (I use it for everything but 3x3x3, which I generate with Cube Explorer.) I would want to do the same if I'm going to use a different scramble notation. If I can find the time, I can try to do it, but I kind of hate to waste time doing it if I might have to just do it again once the WCA decides on an official scrambler (if that ever happens). If I were sure there were truly agreement on what the notation should be for skewb, I'd be more likely to do it, but for now I'm not sure it's worth the effort.
 
2x2x2: (5.97), 7.35, 7.91, 7.19, (11.19) = 7.48
Oh, quite bad.
3x3x3: 24.71, (52.67), (23.51), 28.59, 24.04 = 25.78
zomg, some minutes I achieved a 21.86 avg of 12 for the sub 20 race.
5x5x5: (3:57.43), 3:03.47, 2:58.76, (2:43.93), 3:04.89 = 3:02.37
I srewed up the first one. Next time sub 3.
7x7x7: 9:51.60, 10:20.93, 10.26.09, 10.19.70, 9:25.57 = 10:10.74
Actually I wanted to be sub 10 this time.
2x2x2 Blindfolded: 36.82, DNF, 28.76 = 36.82
3x3x3 Blindfolded: DNF, 1:44.89, DNF = 1:44.89
Yes, I beat my old PB. 10 seconds better!!
4x4x4 Blindfolded: DNF, DNF, 11:42.35 = 11:42.35
The last one I solved after midnight.
5x5x5 Blindfolded: DNF, 31:30.10, DNF = 31:30.10
Long memo, but very fluent execution on second. The last one was off by 6 edges. And the time was ~27 min, that would have been PB.
3x3x3 Multiple Blindfolded: 2/4 19:42.80 = 0
3x3x3 One Handed: (39.97), 1:03.36, (1:07.89), 40.78, 57.51 = 53.88
This can to be better.
3x3x3 With Feet: 11:31.40, 6:38.75, 5:33.73, 5:15.44+, 7:05.86 = 6:26.11
My first tries.
3x3x3 Match the scramble: 7:13.81, 3:46.22, 3:32.43, (3:08.10), (DNF) = 4:50.82
Also the first tries.
3x3x3 Fewest Moves: 53 HTM
Solution: F D2 B D' L' U2 D2 B' R D' R D2 R' D' R B D' L B2 L' D' R D' R' B' D2 B L' F L B' L' F' L B x2 U2 F R U' R' U' R U R' F' R U R' U' R' F R F'

2x2x2: F D2 B D' L' U2 (6/53)
2x2x3: D2 B' R D' R D2 R' D' R (9/53)
F2L: B D' L B2 L' D' R D' R' B' D2 B (12/53)
OLL: L' F L B' L' F' L B (8/53)
PLL: x2 U2 F R U' R' U' R U R' F' R U R' U' R' F R F' (18/53)

I also found this start:
2x2x2: F' B U2 R F' D (6/?)
2x2x3: B U B' U2 B' U2 B' (7/?)
But time ran out.
First Fewest Moves try.
2x2x2 + 3x3x3 + 4x4x4 Relay: 2:18.06
2x2x2 + 3x3x3 + 4x4x4 + 5x5x5 Relay: 5:24.75
MegaMinx: 4:32.18, 4:31.03, 4:17.92, (DNF), (3:11.23) = 4:27.04
Last is PB, a lucky solve.
PyraMinx: (21.54), (52.16), 29.69, 25.49, 29.46 = 28.21
I didn´t practice Pyraminx at all.
 
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Yes, but it was not only the easy 2x2x2 I was thinking about. The scramble itself is, besides one single L move, all BRUD moves. A almost 4-gen scramble must be easier on average than a 6-gen scramble.

I didn't even notice that.
A random? observation: we have a scramble without F moves and we already have 5 blockbuilding solutions that do not have any F moves (if you do not count the corner cycle insertions).
 
2x2x2- 4.45, 5.86, 5.76, 4.32, 5.46
Pyraminx- 14.93, 10.53, 11.06, 11.42, 10.85
3x3x3- 14.95, 14.07, 15.98, 20.67, 14.50
3x3x3 OH- 28.86, 27.58, 27.17, 29.70, 23.25
4x4x4- 1:06.43, 1:08.32, 1:10.86, 1:07.41, 1:05.67
2-4 Relay- 1:23.50
2-5 Relay- 3:46.17
5x5x5- 1:44.69, 2:16.07, 2:07.43, 2:09.05, 2:03.07
3x3x3 BLD- DNF, DNF, DNF
FMC- DNF
MultiBLD- 2 points 4/6 43:29.82
 
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3x3x3 Blindfolded: 2:23.71, DNF [4:59.34], DNF [3:58.25] = 2:23.71

4x4x4 Blindfolded: 17:58.97, DNF [17:09.30], DNF [28:32.94] = 17:58.97
2nd: Off by 3 edges (target miss), memo: 7:18.81 (easy to memorize for me)
3rd: Off by 3 centers (??) memo: 17:19.21

5x5x5 Blindfolded: DNF [40:09.22], DNF [43:45.58], 41:31.24 = 41:31.24
1st: maybe execution miss (memo: 22:27.21)
2nd: wing-edges memorization disappeared (memo: 23:17.34)
3rd: (memo: 21:58.71)

3x3x3 Multiple Blindfolded: 4/4 (30:23.98)
memo: 19:00:90

3x3x3 Fewest Moves: 30 HTM
Scramble: U2 B D' B R U2 R U' R2 B D R2 U L B R D' R
Solution: F L' B' L' F L B2 L' F' B D' B D' B' D2 B D B' D' B R' B2 R D' B2 L2 F U2 D B'

30-35 min solution.

(For inverse scramble)
Pre-scramble: B2 L B' L F'

Two squares: B D'
2x2x3 block: U2 F' L2
F2L minus 1 slot: B2 D R' B2 R
Finish F2L: B' D B
All but 3 corners: D' B' D2 B D B' D B
Correction: B2 L * B' L F'

Insert at *: L' F L B2 L' F' L B2

Here is my 10-15 min backup solution (31 HTM):

(For inverse scramble)
Pre-scramble: L2 F'

Two squares: B D'
2x2x3 block: U2 F' L2
Orient edges: L B2 L' D R' B R
F2L minus 1 slot: B' D2 B D B' D B2
All but 3 c/e pairs: D B D' B' D
Pair 3-cycle: D' F' u2 F D F' u2 F
Correction: L2 F'

Looks nice scramble, many nice starts to investigate, and I ran out of time.
For example, on the normal scramble, as many cubers found,

2x2x2 block: L D L' D

and

2x2x2 block: R2 F2 D

look nice. After 1-hour I found:

Solution: R2 D' F2 r2 F2 D' F2 r2 D B' U2 L B2 L B' U2 L' B2 L B L2 B' U' L U B2 (26 HTM)

Pre-scramble: B2

2x2x2 block: R2 F2 * D
More c/e pair: B' U2
More c/e pair: L
2x2x3 block: B2 L B' U2
F2L minus 1 slot: L' B2
Orient edges: L B L2 B'
All but 3 edges: U' L U
Correction: B2

Insert at *: F2 D' F2 r2 F2 D' F2 r2
 
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