@barrycarter
line(1,0) : error AC0505: error (INDEX ERROR) executing line "⎕←+/[0] 4⍴⍳12"
^
Complete: 1 error.
DOMAIN ERROR: There were errors processing the script
'#'⎕NS ⎕FIX'file:///home/runner/.bin.tio.dyalog'
∧
Real time: 0.033 s
User time: 0.007 s
Sys. time: 0.022 s
CPU share: 87.53 %
Exit code: 0