mirror of
https://github.com/mi57730/a2d.git
synced 2024-06-09 05:29:28 +00:00
14 lines
215 B
Perl
Executable File
14 lines
215 B
Perl
Executable File
#!/usr/bin/env perl
|
|
|
|
use strict;
|
|
use warnings;
|
|
|
|
my %terms;
|
|
while (<STDIN>) {
|
|
foreach my $term (split /\b/, $_) {
|
|
$terms{$term} = 1 if $term =~ /^L[0-9A-F]{4}$/;
|
|
}
|
|
}
|
|
|
|
print scalar(keys %terms), "\n";
|