#include<bits/stdc++.h>
using namespace std;
//#include<atcoder/all>
//using namespace atcoder;
using ll = long long int;
using ull = unsigned long long int;
using ld = long double;
constexpr ll MAX = 2000000000000000000;
constexpr ld PI = 3.14159265358979;
constexpr ll MOD = 998244353;//2024948111;
ld dotorad(ld K){return PI * K / 180.0;}
ld radtodo(ld K){return K * 180.0 / PI;}
mt19937 mt;
void randinit(){srand((unsigned)time(NULL));mt = mt19937(rand());}
int main(){
    ll N;
    cin >> N;
    if(N == 0){
        cout << -1 << endl;
        return 0;
    }
    vector<ll> ans;
    ll p = N;
    for(ll i = 42;i >= 0;i--){
        if(p & (1LL << i)){
            p ^= (1LL << (i + 1)) - 1;
            ans.emplace_back((1LL << (i)));
        }
    }
    cout << (ll)ans.size() << endl;
    for(ll i = 0;i < (ll)ans.size();i++) cout << ans[i] << " \n"[i == (ll)ans.size() - 1];
}