#!/usr/bin/perl use strict; use warnings; my $len = $ARGV[0]; my $cur = 10; print "|---+----"; while ($cur < $len) { my $prn = $cur % 100 ? $cur % 100 : $cur; my $sep = substr "|----+----", length($prn); print $prn, $sep; $cur += 10; } print "|\n";