import bisect
import copy
import decimal
import fractions
import heapq
import itertools
import math
import random
import sys
import time
from collections import Counter,deque,defaultdict
from functools import lru_cache,reduce
from heapq import heappush,heappop,heapify,heappushpop,_heappop_max,_heapify_max
def _heappush_max(heap,item):
    heap.append(item)
    heapq._siftdown_max(heap, 0, len(heap)-1)
def _heappushpop_max(heap, item):
    if heap and item < heap[0]:
        item, heap[0] = heap[0], item
        heapq._siftup_max(heap, 0)
    return item
from math import gcd as GCD
read=sys.stdin.read
readline=sys.stdin.readline
readlines=sys.stdin.readlines

def Comb(N,K,mod=0):
    if K<0 or K>N:
        return 0
    K=min(K,N-K)
    s=1
    if mod:
        for i in range(N,N-K,-1):
            s*=i
            s%=mod
        ss=1
        for i in range(1,K+1):
            ss*=i
            ss%=mod
        s*=MOD(mod).Pow(ss,-1)
        s%=mod
    else:
        for i in range(N-K+1,N+1):
            s*=i
        for i in range(1,K+1):
            s//=i
    return s

K=int(readline())
for le in range(1,31):
    for c0 in range(le+1):
        c1=le-c0
        if Comb(c1,2)*pow(2,c0)==K:
            print(le)
            print(*[0]*c0+[1]*c1)
            exit()