/**
* @TODO
*
* @param MaxiInteger $a
* @param MaxiInteger $b
* @return MaxiInteger
*/
private function realSum($a, $b)
{
$result = '';
$plopA = $a->getReverseValue();
$plopB = $b->getReverseValue();
$maxLength = max(strlen($plopA), strlen($plopB));
$plopA = str_pad($plopA, $maxLength - strlen($plopA), "0");
$plopB = str_pad($plopB, $maxLength - strlen($plopB), "0");
$i = 0;
$retenue = 0;
while ($i < $maxLength) {
$sum = $plopA[$i] + $plopB[$i] + $retenue;
if ($sum >= 10) {
$sum -= 10;
$retenue = 1;
} else {
$retenue = 0;
}
$result .= $sum;
$i++;
}
if ($retenue > 0) {
$result .= $retenue;
}
return new MaxiInteger(strrev($result));
}
/**
* @TODO
*
* @param MaxiInteger $a
* @param MaxiInteger $b
* @return MaxiInteger
*/
private function realSum($a, $b)
{
return new MaxiInteger(trim(preg_replace('/\\s+/', '', str_replace(['\\', '\\n'], '', shell_exec('echo "' . $a->getValue() . '+' . $b->getValue() . '" | bc')))));
}
