gg

#include <iostream>
using namespace std;
int main()
{
    int i, k, N;
    cin >> N;
    i = 1;
    cout << 1 << " ";
    k = 0;
    while (k <= N)
    {
        k = 2 * 2 * i;
        cout << k << " ";
        i = i * 2;
    }
    return 0;
}