#!/usr/bin/env perl
use strict;
use warnings;
use constant MIN_LENGTH => 10; # 1+2+3+4
RECORD:
while (<>) {
next RECORD unless MIN_LENGTH < length;
next RECORD unless /^([a-z]+)$/;
my %char_count_of;
$char_count_of{substr $1, $_, 1}++ for 0 .. length($1) - 1;
my $check = 1;
for (sort { $a <=> $b } values %char_count_of) {
next RECORD unless $_ eq $check++;
}
print;
}
####
$ pm_1201500_dict_char_ordered_count.pl /usr/share/dict/words
beerbibber
chachalaca
isoosmosis
kotukutuku
rememberer
sereneness
sleeveless
##
##
use constant MIN_LENGTH => 6; # 1+2+3
##
##
$ pm_1201500_dict_char_ordered_count.pl /usr/share/dict/words | head -5
allele
amamau
ananas
ananda
annona
##
##
$ pm_1201500_dict_char_ordered_count.pl /usr/share/dict/words | tail -5
ubussu
venene
wedded
weeded
weewow