default: test
CLASSES=City.class
%.class: %.java
	javac $<
test: $(CLASSES)
	time java City < in0 > in0.out
	time java City < in1 > in1.out
	time java City < in2 > in2.out
	time java City < in3 > in3.out
	time java City < in4 > in4.out
	diff in0.out out0
	diff in1.out out1
	diff in2.out out2
	diff in3.out out3
	diff in4.out out4