?

<?php

    class Car
    {
        private $speed;
        private $fuel;
        private $economy;
        private $time = 0;
        private $distance = 0;

        function __construct($speed, $fuel, $economy)
        {
            $this->fuel = $fuel;
            $this->speed = $speed;
            $this->economy = $economy;
        }

        public function getFuel()
        {
            return "Fuel left: " . number_format($this->fuel, 1) . " liters" . PHP_EOL;
        }

        public function getDistance()
        {
            return "Total Distance: " . number_format($this->distance, 1) . PHP_EOL;
        }

        public function getTime()
        {
            if ($this->time < 60) {
                $hours = 0;
                $minutes = $this->time % 60;
            } else {
                $hours = $this->time / 60;
                $minutes = ($this->time - ($hours * 60));
            }
            return "Total Time: " . ($hours) . " hours and " . $minutes . " minutes" . PHP_EOL;
        }

        public function travel($distance)
        {
            if ((($distance / 100) * $this->economy) <= $this->fuel) {
                $fuel = ($distance / 100) * $this->economy;
                $time = ($distance / $this->speed) * 60;

                $this->fuel -= $fuel;
                $this->time += $time;
                $this->distance += $distance;
            } else {
                $difference = (($distance / 100) * $this->economy) - $this->fuel;
                //??
            }
        }

        public function refuel($value)
        {
            $this->fuel += $value;
        }
    }

    $input = explode(' ', trim(fgets(STDIN)));
    $car = new Car($input[0], $input[1], $input[2]);
    $input = explode(' ', trim(fgets(STDIN)));

    while ($input[0] != "END") {
        if ($input[0] == "Travel") {
            $car->travel($input[1]);
        } else if ($input[0] == "Refuel") {
            $car->refuel($input[1]);
        } else if ($input[0] == "Distance") {
            echo $car->getDistance();
        } else if ($input[0] == "Time") {
            echo $car->getTime();
        } else if ($input[0] == "Fuel") {
            echo $car->getFuel();
        }

        $input = explode(' ', trim(fgets(STDIN)));
    }