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design-parking-system.dart (978B)

      1 //You are given the number of big medium and small parking spaces
      2 //in a given parking system. From here you will add cars
      3 //of certain sizes if there are enough spots for them and return
      4 //if there are not enough spots return false.
      5 //Time: 348ms Beats: 90.91%
      6 //Memory: 176MB Beats: 9.9%
      7 
      8 class ParkingSystem {
      9   int big = 0;
     10   int medium = 0;
     11   int small = 0;
     12   ParkingSystem(int _big, int _medium, int _small) {
     13       big = _big;
     14       medium = _medium;
     15       small = _small;
     16   }
     17   
     18   bool addCar(int carType) {
     19       if(carType == 1){
     20           if(big > 0){
     21               big -= 1;
     22               return true;
     23           }
     24           return false;
     25       }
     26       if(carType == 2){
     27           if(medium > 0){
     28               medium -= 1;
     29               return true;
     30           }
     31           return false;
     32       }
     33       if(carType == 3){
     34           if(small > 0){
     35               small -= 1;
     36               return true;
     37           }
     38           return false;
     39       }
     40       return false;
     41   }
     42 }