SOURCES = AgeEnterer.java ShoppingCart.java ShoppingCartWithCatch.java \
	  ShoppingCartValidate.java ShoppingCartNegatives.java \
	  ShoppingCartAddItems.java YorktownControl.java \
	  YorktownControlValidation.java YorktownControlException.java \
	  ReadFile.java IndexProblems.java

CLASSES = $(SOURCES:%.java=%.class)

all : $(CLASSES)

clean:
	rm -f $(CLASSES)

$(CLASSES) : %.class : %.java
	javac -g $<

