N = int(input())
ans = -1
set2 = set()
i = 1
while i <= 10**18:
    set2.add(i)
    i *= 2

for i in [3,5,7,9,10,11,12,13,14,15]:
    a = i
    b = N-a
    if b <= 0:
        break
    if not b in set2:
        print(a,b)
        exit()
print(ans)