OBJECTS = { piano, fridge, doublebed, singlebed, wardrobe, chair1, chair2, table }; duration = [60, 45, 30, 30, 20, 15, 15, 15]; handlers = [3, 2, 2, 1, 2, 1, 1, 2]; trolleys = [2, 1, 2, 2, 2, 0, 0, 1]; available_time = 180; available_handlers = 4; available_trolleys = 3;