public class CoinChanger {
private static Map<Currency, Integer> cashBox;
private static Map<Currency, Integer> change;
enum Currency {
DOLLAR,QUARTER,DIME,NICKEL,PENNY;
}
static {
cashBox = new TreeMap<Currency, Integer>();
change = new TreeMap<Currency, Integer>();
initializeCashBox();
}
private static void initializeCashBox(){
//set the cash box
cashBox.put(Currency.DOLLAR, 50);
cashBox.put(Currency.QUARTER, 0);
cashBox.put(Currency.DIME, 50);
cashBox.put(Currency.NICKEL, 50);
cashBox.put(Currency.PENNY, 50);
}
}
}
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