def f(n)
c1=0
while n>0
	if n%2==1
		c1+=1
	end
	n=n/2
end
return c1
end
n=gets.to_i
m=3
ok=false
while n-m>=m
	if f(n-m)>1 && f(m)>1
		ok=true
		break
	end
	m+=1
end
if ok
	puts [m,n-m]*" "
else
	puts -1
end