最少步
思路:CFOP,部分层先
(1)cross:y'R'D2U'R'FR2D(7steps)
F1:R'U2RL'U'L(6steps)
F2:ULU2L'U'yRUR'(8steps)
F3:U2FU'F'(4steps)
F4:yU'RU2R'U2RU'R'(8steps)
OLL:FRUR'U'yxUR'U'L'x'FRF'(12steps)
PLL:F'y'U'F'RUR'U'R'FR2U'R'U'RUR'URU2(15steps)(F'F'合并为U2, -1steps)
总数:(59steps)
(2)cross:yRFU'R2D2R(6steps)
F1:D'RUR'Dy2U2RU'R'(9steps)
F2:UyRU'R'U'F'UF(8steps)
F3:y2U'L'ULRUR'(7steps)
F4:U'FU'F'(4steps)
OLL:FURU'R'F'y2RUR'URU2R'(13steps)(与F4抵消4steps)
PLL:Rx'U'RD2R'URD2R2xy2R2URUR'U'R'U'R'UR'(21steps)(与OLL抵消2steps)
总数:61steps
(3)cross:DFRUL2(5steps)
F1:U2RU'R'U'F'U'F(8steps)
F2:FU'F'UFU'F'UFU'F'(11steps)(FF合并为F2,-1steps)
F3:yU2F'U'FyRUR'(7steps)
F4:U2FU'F'U'L'U'L(8steps)
OLL:L'y'L'U'LUF2R'F'LxURU'x'L'(13steps)(与F4抵消2steps)
PLL:yx'R2D2R'U'RD2R'UR'xU2(10steps)
总数:59steps