Valet Parking Garage Design

enum Size {
    small, medium, large...
}

type Car struct {
    licPlate
    Size 
}

type ParkingSpace struct {
}

func Park(car Car) Ticket {


}

type Garage struct {
    func to park
    func to retrieve
    // remember to use receiver properly
    hashmaps for cars to spaces, spaces to cars, sizes etc
    // greedy approach fro putting cars in spaces
}