public NoCashState(int amountRemainig, ATM atmBeingUsed)
 {
     this.Atm = atmBeingUsed;
     this.DummyCashPresent = amountRemainig;
 }
 public CardValidateState(int amountRemaining, ATM atmBeingUsed)
 {
     this.Atm = atmBeingUsed;
     this.DummyCashPresent = amountRemaining;
 }