LX:Left X gate(左边的X门);RX:Right X gate(右边的X门);
LH:Left H gate(左边的H门);RH:Right H gate(右边的H门);
LZ:Left Z gate(左边的Z门);RZ:Right Z gate(右边的Z门);

每一关的可行的完美解法如下(执行步骤从左到右)：

Level 01

Puzzle 01: LX
Puzzle 02: RX
Puzzle 03: LX, RX
Puzzle 04: RH
Puzzle 05: LH, RH
Puzzle 06: RX, LH
Puzzle 07: LZ, LH, RH
Puzzle 08: LZ, RZ, LH, RH
Puzzle 09: RH, RZ, RH
Puzzle 10: LH, LZ, RH, RZ, LH, RH

Level 02

Puzzle 01: RX, LH
Puzzle 02: RX, LH
Puzzle 03: LZ, LH, RH
Puzzle 04: RH, RZ, RH, LH

Level 03

Puzzle 01: CZ
Puzzle 02: RH, LH, CZ, LH, RH
Puzzle 03: LZ, CZ
Puzzle 04: LH, CZ

Level 04

Puzzle 01: X, CZ, X, RH
Puzzle 02: X, CZ, X, LH
Puzzle 03: X, RH, CZ, X, RH
Puzzle 04: X, LH, CZ, X, LH
Puzzle 05: CZ
Puzzle 06: RH, CZ
Puzzle 07: CZ
Puzzle 08: CZ, RH
Puzzle 09: RH, CZ, RH, LH, CZ, LH
Puzzle 10: CZ, LH, RH, CZ
Puzzle 11: CZ, LH, RH, CZ, RH, LH, CZ