1  &fras ⊣ &args
 2  
 3  ⬚@ ⊜∘⊸≠@\n
 4  ׬⬚0↻1⟜\+≠@ ⊸⊣
 5  ⊜(⊢⊙□°⊂⇌⍉)⊙⍉
 6  
 7  Solve! ← /+≡◇(
 8    ⊙≡(⋕▽⊸≠@ )⊙^
 9    ⨬(/+|/×)⨂"+*"
10  )
11  
12  ∩&p ⊃Solve!(⍉⇌)Solve!∘