public static function getStudentsPositions()
 {
     $studentModel = new StudentModel();
     $positions = $studentModel->getStudentsPositions();
     $processedPositions = [];
     foreach ($positions as $pos) {
         array_push($processedPositions, [floatval($pos[0]), floatval($pos[1])]);
     }
     (new ServiceView())->showPlainText($processedPositions);
 }
 public static function openMapsView()
 {
     $studentModel = new StudentModel();
     (new OpenMapView())->show($studentModel->getStudentsPositions());
 }