Serena Meng's Practice Book
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Practice #22
Started at February 25, 2026 10:21 AM GMT+8.
R' U' F D R U F2 R2 B' D2 F2 U D2 F2 R F2 R' B2 R B2 U2 D2 R2 D2 R' U' F
Solutions
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Serena Meng
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L2 U2 F2 U2 F2 U2 R2 F2 U2 R2 F2 R F2 D2 F2 R D2 R' U2 R B2 D R' U2 B2 R' D' F D R B
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