queue
5
stack
4
Park
Car
CA01
4
Park
Truck
TR01
1
Park
Bus
BU01
20
Park
Motorcycle
Mt01
2
Park
Motorcycle
Mt02
4
Park
Car
CA02
2
Park
Motorcycle
Mt03
2
Park
Car
CA03
5
Retrieve
TR01
Retrieve
Mt01
Park
Truck
TR02
2
Park
Bus
BU02
25
Park
Motorcycle
Mt04
4