/**
 * A keg of beer. Beer can be picked up and used (drunk) by a person.
 * If a warrior drinks beer, he gets drunk and his strength level goes down by the alcohol strength of the beer.
 * If a guard drinks beer, he totally enjoys it. His strength level stays the same, but he will let everybody pass through the exit he's guarding.
 *
 */
public class Beer extends Item {
  
  /**
   * Creates a new keg of beer with the default alcohol strength of 1.
   *
   */
  public Beer() {
    
  }
  
  /**
   * Creates a new keg of beer with the specified alcohol strength
   * 
   * @param alcohol strength level this potion can increase
   * 
   */
  public Beer(int alcohol) {
    
  }
  
  /**
   * Get alcohol strength of this beer
   * 
   * @return alcohol strength
   * 
   */
  public int getStrength(){
    
  }
  
  /**
   * Beer can be picked up.
   *
   * @return true
   */
  public boolean canPickUp() {
    
  }
  
  /**
   * The thing type of beer is <code>BEER</code>.
   *
   * @return <code>ThingType.BEER</code>
   */
  public ThingType getThingType() {
    
  }
  
  /**
   * Beer is drunk.
   * It is then discarded (removed from its container).
   *
   * @return the alcohol strength of the drunk beer
   */
  public Outcome useItem() {
    
  }
  
}