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<rdococ> le//rn 1+1//1+1 is window as rdocscovered by rdococ in the late 202nd decade.
author HackBot
date Fri, 10 Mar 2017 23:51:35 +0000
parents 86254e96a14f
children 405c0e846fcc
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