105 lines
2.1 KiB
Perl
Executable File
105 lines
2.1 KiB
Perl
Executable File
#!/usr/bin/perl
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package GA;
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use strict; use warnings; use Carp;
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sub new {
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my $class = shift;
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my $self = { @_ };
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croak "bad GA arguments" unless defined $self->{top} and defined $self->{middle} and defined $self->{bottom};
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return bless $self, $class;
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}
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sub fromstr {
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my ($class, $str) = @_;
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croak "no string provided" unless defined $str;
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$str =~ /([0-9]+)\/([0-9]+)\/([0-9]+)/;
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my $top = $1;
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my $middle = $2;
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my $bottom = $3;
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return new($class, top => $top, middle => $middle, bottom => $bottom);
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}
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sub str {
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my $self = shift;
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return "$self->{top}/$self->{middle}/$self->{bottom}";
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}
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sub comp{
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my ($class, $a, $b) = @_;
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if ($a->{top} < $b->{top}) {
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return -1;
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} elsif ($a->{top} == $b->{top}) {
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if ($a->{middle} < $b->{middle}) {
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return -1;
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}
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elsif($a->{middle} == $b->{middle}) {
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return $a->{bottom} <=> $b->{bottom};
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}
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}
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return 1;
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}
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package main;
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use strict; use warnings;
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use Getopt::Long;
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my $newlines = '';
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my $file = '';
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my $ranges = '';
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GetOptions ("newlines" => \$newlines, # print newlines
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"file=s" => \$file, # input file
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"ranges" => \$ranges # print with ranges
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) or die("Error in command line arguments\n");
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my %seen = ();
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my $in_file;
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if ($file) {
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open my $in_file, $file or die "Could not open $file: $!";
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while (my $line = <$in_file>) {
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last if not defined $line;
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chomp $line;
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my @l = $line =~ /([0-9]+\/[0-9]+\/[0-9]+)/mg;
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foreach my $item (@l) {
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$seen{$item}++;
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}
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}
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close $in_file;
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} else {
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for (;;) {
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my $input = <STDIN>;
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last if not defined $input;
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chomp $input;
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my @l = $input =~ /([0-9]+\/[0-9]+\/[0-9]+)/mg;
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foreach my $item (@l) {
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$seen{$item}++;
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}
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}
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}
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my @uniq;
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foreach my $item (keys %seen) {
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push @uniq, GA->fromstr($item);
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}
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@uniq = sort { GA->comp($a, $b) } @uniq;
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# my @uniq = sort gw_comp keys %seen;
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if (@uniq) {
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if ($newlines) {
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foreach my $item (@uniq) {
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print $item->str, "\n";
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}
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} else {
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foreach my $item (@uniq) {
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print $item->str, " ";
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}
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print "\n";
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}
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}
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