#! /usr/bin/env perl
$n=shift @ARGV; $n=~s/ *$//; @f=split /\s+/, `ls -r /var/irclogs/_esoteric/????-??-??.txt | head -n 30`; for $f (@f) { open F,"<$f"; @l=grep(/^..:..:..: <$n>/i,<F>); close F; if (@l) { $b=$f; $b=~s#.*/##; print "$b $l[-1]"; exit 1; } } print "not lately";