Design Parking System
设计一个停车场
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 |
class ParkingSystem { int big; int medium; int small; public ParkingSystem(int big, int medium, int small) { this.big = big; this.medium = medium; this.small = small; } public boolean addCar(int carType) { if(carType == 1) { if(big > 0){ big--; return true; } else{ return false; } } else if(carType == 2) { if(medium > 0){ medium--; return true; } else{ return false; } } else if(carType == 3) { if(small > 0){ small--; return true; } else{ return false; } } return false; } } /** * Your ParkingSystem object will be instantiated and called as such: * ParkingSystem obj = new ParkingSystem(big, medium, small); * boolean param_1 = obj.addCar(carType); */ |