K = int(input())
if K == 0:
    print(0)
    exit()
for i in range(2,10**5+1):
    if K < (i*(i-1) // 2):
        break
    if K % (i*(i-1) // 2) == 0:
        c = K // (i*(i-1) // 2)
        if bin(c).count('1') == 1:
            n1 = i
            n0 = 0
            while c > 1:
                c //= 2
                n0 += 1
            break
ans = [1]*n1 + [0]*n0
print(len(ans))
print(*ans)