COMPILER := ghc -O2 -rtsopts -prof -fprof-auto
DAYS := Day1 Day2 Day3 Day4 Day5 Day6 Day7 Day8 Day9 Day10 Day11
all: $(DAYS)
Day%:
	$(COMPILER) $@.hs
.PHONY: clean
clean:
	rm -f *.o *.hi *.prof $(DAYS)