n = int(input())

def is_power_of_two(x):
    return (x & (x - 1)) == 0 and x != 0

invalid = {1, 2, 3, 4, 5, 7}

if n in invalid:
    print(-1)
else:
    candidates = []
    current = 3
    max_candidates = 200
    while len(candidates) < max_candidates and current <= 2 * 10**5:
        if not is_power_of_two(current):
            candidates.append(current)
        current += 1

    found = False
    for a in candidates:
        if a >= n:
            continue
        b = n - a
        if b <= 0:
            continue
        if not is_power_of_two(b):
            print(a, b)
            found = True
            break
    if not found:
        print(-1)