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#!/usr/bin/php
<?php
$nodes = array();
$file = STDIN;
while (!feof($file)) {
$line = stream_get_line($file, 1024, "\n");
if ($line === NULL) break;
if (!strlen($line)) continue;
$pathnodes = explode(' ', $line);
$prevnode = NULL;
foreach ($pathnodes as $node) {
if ($node && $prevnode) print('<link from="'.$node.'" to="'.$prevnode.'" total="1" />'."\n");
$prevnode = $node;
}
}
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