<?php
$stdin = trim(fgets(STDIN)); 
$n = strlen($stdin);
$ans = null;
for ($i = 0; $i < $n ;$i++){
$func = $stdin;
if($i!=0){
$func1 = substr($stdin ,0,$i);
$func2 = substr($stdin ,$i,$n-$i);
$func = $func2.$func1;
}
$s=$func[0];
$e = $func[$n-1];
if($s==='+'||$s==='-'||$e==='+'||$e==='-'){
continue;
}
$result = "";
eval('$result = '.$func.';');
if ($ans==null || $ans > $result){
$ans = $result;
}
}
echo $ans;
?>