public class CashDispenser
{
private final static int INITIAL_COUNT = 500;
private int count;
public CashDispenser()
{
count = INITIAL_COUNT;
}
public void dispenseCash( int amount )
{
int billsRequired = amount / 20;
count -= billsRequired;
}
public boolean isSufficientCashAvailable( int amount )
{
int billsRequired = amount / 20;
if (count >= billsRequired )
{
return true;
}
else
{
return false;
}
}
}