每日一题春季系列 （三） LeetCode 1603. 设计停车系统 （ 氵）

class ParkingSystem {
public:
int a=0,b=0,c=0;
    ParkingSystem(int big, int medium, int small) {
        a=big,b=medium,c=small;
    }
    
    bool addCar(int carType) {
        if(carType==1){
            if(a>=1){
                a--;
                return 1;
            }
        }
        if(carType==2){
            if(b>=1){
                b--;
                return 1;
            }
        }
        if(carType==3){
            if(c>=1){
                c--;
                return 1;
            }
        }
        return 0;
    }
};

/**
 * Your ParkingSystem object will be instantiated and called as such:
 * ParkingSystem* obj = new ParkingSystem(big, medium, small);
 * bool param_1 = obj->addCar(carType);
 */