foreach ($OPER as $k => $num) {
	$m = 0;
	$lastvalue = '';
	foreach ($num as $key => $val) {
		//echo $val."\n";
		//print_r($key);
		$st = array('0' => 0,'1' => 1,'2' => 2,'3' => 3,'4' => 4,'5' => 5,'6' => 6,'7' => 7,'8' => 8,'9' => 9);
		preg_match('/[0-9]\Z/', $val, $a); 
		$t = implode("", $a);

		$n = substr($val,0,-1);

		if ($st[$m] == $t && ($n == $lastvalue || !$lastvalue)) {
			$temps[$k][$key] = $val;
			//print_r($temps);
			($m == 9) ? $lastvalue = '' : $lastvalue = $n;
			($m == 9) ? $m = 0 : $m++;
		}else{
			$temp[$k][$key] = $val;
		}
	}
}
//print_r($temp);
print_r($temps);