test_elevator

function solution($A, $B, $M, $X, $Y) {
    // write your code in PHP5.5

    $capacityTempControl = 1;
    $weightTempControl = 0;
    $elevatorMaxWeight = $Y;
    $elevatorCapacity = $X;

    $rideControl = 1;
    $rides = array();

    for ($i = 0; $i <= (count($A)-1); $i++) {

        if($capacityTempControl <= $elevatorCapacity && ($weightTempControl+$A[$i]) <= $elevatorMaxWeight) {
            $rides[$rideControl][] = $B[$i];
            $weightTempControl+=$A[$i];
            $capacityTempControl++;
        } else {
            $rideControl++;
            $rides[$rideControl][] = $B[$i];
            $capacityTempControl = 2;
            $weightTempControl = $A[$i];
        }
    }

    $stopCountVar = 0;
    $lastStopTempCount = -1;

    foreach ($rides as $value) {
        foreach ($value as $finalVal) {
            if($lastStopTempCount != $finalVal) {
                $lastStopTempCount = $finalVal;
                $stopCountVar++;
            }
        }
        $stopCountVar++;
        $lastStopTempCount = -1;
    }

    return($stopCountVar);
}