1  &fras ⊣ &args
 2  
 3  ParseInst ← ⊃↘↙2 ↘1⊢regex"^([RDLU]) (\\d+) \\(#(.{5})([0123])\\)$"
 4  ParseHex  ← ∧(+×16:)⊙0⊗⊙"0123456789abcdef"
 5  ParseA    ← ≡⍜°⊟⊓(⊗⊙"RDLU"◇⊢|⋕)
 6  ParseB    ← ≡(⍜°⊟⊓(⋕|ParseHex°□)⇌)
 7  Solve ← (
 8    ⊙(0 0 0)
 9    ◌∧(⊃(⨬(+|◌|-|◌)|⨬(◌|+|◌|-)⊙×|+⋅⊙⋅⋅∘)°⊟)
10    +1+÷2:
11  )
12  
13  ⊜ParseInst≠@\n.
14  ∩Solve ⊓ParseB ParseA