#include <bits/stdc++.h>
using namespace std;

#define int long long
#define rep(i,l,r) for(int i=(int)(l);i<(int)(r);i++)
#define all(x) (x).begin(),(x).end()
#define pb push_back
template<class T>bool chmax(T &a,T b){if(a<b){a=b;return 1;}return 0;}
template<class T>bool chmin(T &a,T b){if(a>b){a=b;return 1;}return 0;}

typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<vi> vvi;

const int inf = 1LL<<60;
const int mod = 1e9 + 7;
const double eps = 1e-9;

/*{
}*/

signed main()
{
  int k;
  cin >> k;

  if(k == 0){
    cout << 1 << endl;
    cout << 0 << endl;
    return 0;
  }

  rep(n, 2, 31) rep(i, 2, n+1){
    int j = n-i;
    if((i*(i-1)/2)*(1<<j) == k){
      cout << n << endl;
      rep(a, 0, i) cout << 1 << " ";
      rep(b, 0, j) cout << 0 << " ";
      cout << endl;
      return 0;
    }
  }

  return 0;
}