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<oerjan> slbd olist//s,\\$n:,<$n>:,
author HackEso <hackeso@esolangs.org>
date Fri, 17 Sep 2021 00:14:36 +0100
parents 405c0e846fcc
children
line wrap: on
line source

line="${1-$(cat $HACKENV/tmp/spline)}"; len="$(awk 'END{print NR}' $HACKENV/tmp/spout)"; echo -n "$line/$len:"; sed -n "${line}{p;q}" $HACKENV/tmp/spout; echo "$((line<len?line+1:1))" > $HACKENV/tmp/spline