K = int(input())
ans = []
if K == 0:
    ans = [0]
two = [1] * 31
for i in range(1, 31):
    two[i] = two[i - 1] * 2

for i in range(2, 31):
    q, r = divmod(K, (i * (i - 1)//2))
    if r:
        continue
    if q not in two:
        continue
    ind = two.index(q)
    if ind + i > 30:
        continue
    ans = [0] * ind + [1] * i
    break
print(len(ans))
print(*ans)