# Print the final stats on the screen
	fun print_stats
	do
		var nb_cov = 0
		var nb_con = 0
		var nb_inv = 0
		var nb_biv = 0

		for pt in pts do
			if covar_pt.has(pt) then
				if contravar_pt.has(pt) then
					nb_inv += 1
				else
					nb_cov += 1
					#print "covar: {pt.full_name}"
				end
			else
				if contravar_pt.has(pt) then
					nb_con += 1
					#print "contravar: {pt.full_name}"
				else
					nb_biv += 1
					#print "bivar: {pt.full_name}"
				end
			end
		end

		print "  covariants: {nb_cov} ({div(nb_cov*100, pts.length)}%)"
		print "  contravariants: {nb_con} ({div(nb_con*100, pts.length)}%)"
		print "  bivariants: {nb_biv} ({div(nb_biv*100, pts.length)}%)"
		print "  invariants: {nb_inv} ({div(nb_inv*100, pts.length)}%)"
		print "  total: {pts.length}"
	end