Problem: Back and forth

Code: Back+and+forth/tails_1645683363

Nibbles version: 0.2 | 0.21 | 0.22 | 0.23 | 0.24 | 0.25 | 1.00

Format: Compact | Simple | +Type | Table | JSON | .nbl (DeBruijn) | .nbl (names)

/ \ `/ ~ 
       % ;_ 
         ~ 
  ~ % "" 
      ~ 
    0 
  : @ 
    `: & " " 
         ; + , / $ 
                 $ 
             _ 
         / @ 
           $ 
       & " " 
         $ 
         \ ; =~ 2 
                @ 
  - @ 
    ,