def main():
    K = int(input())
    for i in range(31):
        for j in range(31):
            if 1 <= i + j <= 30:
                k = (j * (j - 1) // 2) * 2 ** i
                if K == k:
                    print(i + j)
                    ans = [0] * (i + j)
                    for k in range(j):
                        ans[k] = 1
                    print(*ans)
                    exit()



if __name__ == "__main__":
    main()