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#!/usr/bin/env perl
#
# This file is part of moses. Its use is licensed under the GNU Lesser General
# Public License version 2.1 or, at your option, any later version.
#retain lines in clean.lines-retained.1
use strict;
use warnings;
binmode(STDIN, ":utf8");
binmode(STDOUT, ":utf8");
binmode(STDERR, ":utf8");
my $retainPath = $ARGV[0];
open(LINE_RETAINED, $retainPath);
my $retainLine = <LINE_RETAINED>;
my $lineNum = 0;
while (my $line = <STDIN>) {
chomp($line);
++$lineNum;
if ($retainLine == $lineNum) {
print "$line\n";
if ($retainLine = <LINE_RETAINED>) {
# do nothing
}
else {
# retained lines is finished.
$retainLine = 0;
}
}
}
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