333fm
1、(1)Cross:B' R' D' F L' B2 U B U(9 steps)
(2)F2L【1】:x2 U' F U' F' B U' B'(7 steps)
F2L【2】:U2 L U L2 U' L(6 steps)
F2L【3】:F' U F U' F' U' F(7 steps)
F2L【4】:U L U' L' U2 B' U2 B U B' U2 B(12 steps)
(3)OLL:R' F R U R' U' F' U R(9 steps)
(4)PLL:U' y' x' R2 D2 R' U' R D2 R' U R'(10 steps)
Total steps:60 steps
2、(1)Cross:F U2 F2 U' L' U L U'(8 steps)
(2)F2L【1】:x2 R U2 R'(3 steps)
F2L【2】:F U2 F' L U2 L'(6 steps)
F2L【3】:R' U R U' R' U' R(7 steps)
F2L【4】:y' U2 R U R' U' R U R' U' R U R'(12 steps)
(3)OLL:skip
(4)PLL:y R2 Uw R' U R' U' R Uw' R2 y' R' U R(12 steps)
Total steps:48 steps
3、(1)Cross:D' F' R F L2 B2(6 steps)
(2)F2L【1】:z2 U' F U' F' U2 F' U F(8 steps)
F2L【2】:U' B' U B U' B U2 B'(8 steps)
F2L【3】:U2 y' L' U L U2 R U' R'(7 steps)
F2L【4】:U2 F U' F' U2 F U2 F2 L F L'(11 steps)
(3)OLL:R U B' U' R' U R B R'(9 steps)
(4)PLL:y2 R2 Uw R' U R' U' R Uw' R2 y' R' U R U(12 steps)
Total steps:61 steps
思路:CFOP