#007700">],</span><span style="color: #0000BB">$now</span><span style="color: #007700">-</span><span style="color: #0000BB">$last</span><span style="color: #007700">[</span><span style="color: #0000BB">3</span><span style="color: #007700">],</span><span style="color: #0000BB">count</span><span style="color: #007700">(</span><span style="color: #0000BB">$stack</span><span style="color: #007700">));<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">ksort</span><span style="color: #007700">(</sp