package cap14.threadbanca;

public class Conto 
{ private int bilancio;
  public synchronized void versa(int somma) 
  { bilancio += somma;
    notify();
  }
  public synchronized void preleva(int somma) 
         throws InterruptedException
  { while(bilancio - somma < 0)
      wait();
    bilancio -= somma;  
  }
  public String toString()
  { return String.valueOf(bilancio);
  }
}