一點點盲解心得 - 魔術方塊

By Queena
at 2008-05-18T00:03
at 2008-05-18T00:03
Table of Contents
這好像是我第一次發心得文 XD
其實, 這篇只是要講兩個盲解的小技巧.
(1) AB, CD = ABCDC = ABC, ADC
(2) ABC = ABDDC = ABD, ADC
上面那一串是什麼呢?
紅色部份的ABCD可以代入任何數字, 也就是平常在盲解遇到的狀況.
而黃色部分的ABCD, 就是變形的處理法. (看得懂的可以end了 XD)
先講第一個吧.
以下為了講解方便, 我先說明一下這篇會用到的代號:
以白為U, 藍為F:
edge UF = 1 UL = 2 UB = 3 UR = 4 LF = 5 LB = 6
BR = 7 FR = 8 BD = 9 DL = 0 DF = A DR = B
corner FUL = 1 BUL = 2 BUR = 3 FUR = 4
DBL = 5 DFL = 6 FDR = 7 BDR = 8
(其實就是鄭咩編號)
請大家先做出 12互換, 34互換的狀況.
(set: U2 R' U' R U' R U R U' R' U R U R2 U' R')
假如現在對這個case, 做123互換.
原本是12, 34
現在做123
所以1的會跑到2, 讓2好了.
2的會跑到3, 但是2原本要到1, 所以變成3要到1.
3跑到1, 但是3原本要到4, 所以變成1到4.
而4在這次移動中沒有動到, 所以還是4要到1.
結合上面三行, 可以得到還要做143的結論.
也就是說, 如果原本是AB, CD
我只要先做ABC, 再做ADC, 就等於做完了AB, CD.
就是: (1) AB, CD = ABCDC = ABC, ADC
其實這招很多前輩都提過. XD
這個方法會用在分段有難做的setting, 例如角的13, 47
用這招可以變形成134, 174,
不用硬做成換四角的PLL, 會讓setting方便很多.
第二招.
請大家先做出123換邊的狀況.
(set: U' R U' R U R U R U' R' U' R2 U)
先對這個case做124互換.
1換到2, 2對了.
2換到4, 但是原本要到3, 所以變成4到3
4換回1, 但是原本跟4沒關係..得要讓他回去, 導致1要到4.
沒動到的3, 當然還要回到1. 3到1.
這時狀況就變成143換邊.
有沒有發現, 原本4根本就沒用到呢?
本來的123, 被做成124, 143
也就是說, ABC = ABDDC = ABD, ADC
其中的D是「任意一個」硬塞進去的數字.
假如遇到的case是很難做的setting, 例如137換角
偏偏又沒背特殊公式, 或是對公式不熟不敢用
那可以改做132, 127換角
這樣分兩步, 就把難做的setting分成兩個好做的case了.
大概就這樣囉. 分享一下心得, 各位請鞭. XD
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