2004-10-22日的较少步数还原问题
<P>按以下步骤打乱，然后用自己的方法还原，看看要多少步。我还不会发带java图的帖子。图就补发了。B L U R (F2 D' U2 R')*5 F L U (D2 F' R L)*3 F L U B</I></P> <P>你可以试试由老猫提供的 Java 贴助手，很轻易的帮你发带 Java 的贴子</P>
<P><a href="http://www.rubiks.cn/java" target="_blank" >http://www.rubiks.cn/java</A></P>
<P>本期的题目</P>
<applet height=145 width=125 code="lrubik.class" codebase = "http://www.mf8.com.cn/Java/3a/">
<param name="pos" value="aaaaaaaaabbbbbbbbbcccccccccdddddddddeeeeeeeeefffffffff">
<param name="move" value="L1F1U1B1R2D3U2B3R2D3U2B3R2D3U2B3R2D3U2B3R2D3U2B3R1F1U1D2R3B1F1D2R3B1F1D2R3B1F1R1F1U1L1">
</applet>
[此贴子已经被作者于2004-10-24 10:20:39编辑过] <P>to <b><FONT color=#990000>cube_master</FONT></b> 老大</P><P>你上面的图与原题不同。原题的是(D2 F' R L)*3，你的变成了(D2 F' R L)*4了</P> <DIV class=quote><B>以下是引用<I>还猪哥哥</I>在2004-10-24 7:48:32的发言：</B>
<P>to <B><FONT color=#990000>cube_master</FONT></B> 老大</P>
<P>你上面的图与原题不同。原题的是(D2 F' R L)*3，你的变成了(D2 F' R L)*4了</P></DIV>
<P>谢谢，改了!</P> <P>十字 4步</P>
<APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1">
<PARAM name="steps3" value="L1D1U2L2">
</APPLET> L D U2 L2</p>
<P>前两层1 ：6步</P>
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1L1D1U2L2">
<PARAM name="steps3" value="U1L1U3R3U3R1">
</APPLET> U L U3 R3 U3 R</p>
<P>前两层2 ：6步</P>
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1L1D1U2L2U1L1U3R3U3R1">
<PARAM name="steps3" value="U1L3U2F1U1F3">
</APPLET> U L3 U2 F U F3</p>
[此贴子已经被作者于2004-10-25 21:12:36编辑过] 前两层3 ：5步
<APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1L1D1U2L2U1L1U3R3U3R1U1L3U2F1U1F3">
<PARAM name="steps3" value="U1F3L1U2L3">
</APPLET> U F3 L U2 L3</p>
前两层4 ：9步
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1L1D1U2L2U1L1U3R3U3R1U1L3U2F1U1F3 U1F3L1U2L3">
<PARAM name="steps3" value="L3U1L1U3F1U1R1U3R3">
</APPLET> L3 U L U3 F U R U3 R3</p>
顶一色：7步
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1L1D1U2L2U1L1U3R3U3R1U1L3U2F1U1F3 U1F3L1U2L3L3U1L1U3F1U1R1U3R3U">
<PARAM name="steps3" value="R1B2L3B3L1B3R3">
</APPLET> R B2 L3 B3 L B3 R3 U</p>
最后一着：10步
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1L1D1U2L2U1L1U3R3U3R1U1L3U2F1U1F3 U1F3L1U2L3L3U1L1U3F1U1R1U3R3R1B2L3B3L1B3R3U1">
<PARAM name="steps3" value="L2F1U1F3L2B1D3B1D1B2">
</APPLET> L2 F U F3 L2 B D3 B D B2</p> <P>十字 4步</P><P>前两层 26步</P><P>顶一色：7步</P><P>最后一着：10步</P><P>晕。。。。。。47步</P> <P>哈哈，如果在真正的比赛中能发挥出47步的成绩已经是很不错了。</P><P>因此我们需要多做这样的练习，会提高比赛时的反应能力。</P> <P>我的方法,46步
D3 R3 U3 R3 F U F3
D3 U3 R D2 U3 L3 D
L3 U L
F3 L F2 L3 F3 L F2 L3
D R2 U3 R2 D3 R U R3
D3 F2 D2 F D3 F3 D3 F2 U L D L3 U3</P>
<APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1">
<PARAM name="steps3" value="D3R3U3R3F1U1F3">
</APPLET> D3 R3 U3 R3 F U F3</p>
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1D3R3U3R3F1U1F3">
<PARAM name="steps3" value="D3U3R1D2U3L3D1">
</APPLET> D3 U3 R D2 U3 L3 D</p>
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1D3R3U3R3F1U1F3D3U3R1D2U3L3D1">
<PARAM name="steps3" value="L3U1L1">
</APPLET> L3 U L</p>
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1D3R3U3R3F1U1F3D3U3R1D2U3L3D1L3U1L1">
<PARAM name="steps3" value="F3L1F2L3F3L1F2L3">
</APPLET> F3 L F2 L3 F3 L F2 L3</p>
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1D3R3U3R3F1U1F3D3U3R1D2U3L3D1L3U1L1F3L1F2L3F3L1F2L3">
<PARAM name="steps3" value="D1R2U3R2D3R1U1R3">
</APPLET> D R2 U3 R2 D3 R U R3</p>
<p><APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="111111111222222222555555555333333333000000000444444444">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1D3R3U3R3F1U1F3D3U3R1D2U3L3D1L3U1L1F3L1F2L3F3L1F2L3D1R2U3R2D3R1U1R3">
<PARAM name="steps3" value="D3F2D2F1D3F3D3F2U1L1D1L3U3">
</APPLET> D3 F2 D2 F D3 F3 D3 F2 U L D L3 U3</p>
<P>合并最后两步
D3 R3 U3 R3 F U F3
D3 U3 R D2 U3 L3 D
L3 U L
F3 L F2 L3 F3 L F2 L3
R3 F3 D3 F L3 D R D3 F3 L F D</P>
[此贴子已经被作者于2004-10-26 0:55:44编辑过] 我也用老猫的助手试试。
还是用自己惯用的方法：
1.
<APPLET codebase=http://www.rubiks.cn/java code=demo.class height=145 width=125 >
<PARAM name="planes" value="3">
<PARAM name="facelets3" value="000000000111111111555555555333333333444444444222222222">
<PARAM name="moves3" value="B1L1U1R1F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F2D3U2R3F1L1U1D2F3R1L1D2F3R1L1D2F3R1L1F1L1U1B1">
<PARAM name="steps3" value="U2F1B2D3R1D2B2F3D1B3L2B3">
</APPLET> U2 F+ B2 D- R+ D2 B2 F- D+ B- L2 B-</p>
[此贴子已经被作者于2004-10-26 0:21:00编辑过]
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