all: new.known

new.known: list.known modern.pl
	./modern.pl list.known > new.known

list.known: list.sorted known.pl
	./known.pl list.sorted > list.known

list.sorted: list
	sort -nr list > list.sorted

list: histogram.pl
	./histogram.pl > list

clean:
	rm -f list list.sorted list.known new.known