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#include <iostream>
#include <string>

using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int n, k = 0;
    cin >> n;

    int tab[n];
    int wynik[n];

    tab[0] = 0;
    
    int i = 0, suma = 0;
    while (suma < n) {
        i++;

        tab[i] = tab[i / 2];

        if (i % 2 == 1)
            tab[i]++;

        suma += tab[i];
    }

    while (n != 0) {
        wynik[k] = i;
        k++;

        n -= tab[i];

        while(suma - tab[i] >= n) {
            suma = suma - tab[i];
            i--;
        }
    }

    cout << k << "\n" << wynik[0];



    for (int j = 1; j < k; j++) {
        cout << " " << wynik[j]; 
    }

    cout << "\n";

    return 0;
}