Exemple #1
0
 private static int BuyFood(IHuman currentBuyer)
 {
     if (currentBuyer != null)
     {
         currentBuyer.BuyFood();
         if (currentBuyer is Citizen)
         {
             return(10);
         }
         else
         {
             return(5);
         }
     }
     return(0);
 }