商场有一个100个车位的停车场，当车位未满时，等待的车辆可以进入并计时；当车位已满时，必须有车辆离开，等待的车辆才能进入；当车辆离开时计算停留的的时间，并且按照每小时1元收费。 汽车的输入信息格式可以是（进入/离开，车牌号，进入/离开时间），要求可以随时显示停车场内的车辆信息以及收费历史记录-Mall has a 100 space car park, when parking is not full, the waiting vehicles can enter and timing　when the parking is full, you must leave a vehicle, a vehicle waiting to enter　when the vehicle left the residence time of calculation and in accordance with the fee of $ 1 per hour. Automotive input message format can be (enter/leave, license plate number, entry/departure time), requirements can be displayed at any time to a vehicle history information, and fees