from math import factorial
K = int(input())
result = [0] if K == 0 else [1, 1] if K == 1 else []
if not result:
    for i in range(2, 31):
        comb = factorial(i)//2//factorial(i-2)
        bin_k, bin_i = bin(K)[2:], bin(comb)[2:]
        if bin_k.startswith(bin_i):
            substr = bin_k[len(bin_i):]
            if "1" not in substr and i + len(substr) <= 30:
                result = [1]*i + [0]*len(substr)
                break
print(len(result))
print(" ".join(map(str, result)))