#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 10;
int a[N];
int main() {
  int n;
  cin >> n;
  for (int i = 1; i <= n; i++) cin >> a[i];
  int pw = 1;
  for (int i = 2; i <= n + 10; i++) {
    pw *= 2;
    if (pw > n) {
      pw /= 2;
      break;
    }
  }
  int t = 0;
  for (int i = 1; i <= n - 1; i++) {
    if (a[i] <= 0) {
      cout << t << '\n';
      continue;
    }
    while (i + pw > n) pw /= 2;
    t += a[i];
    a[i + pw] += a[i];
    a[i] = 0;
    cout << t << '\n';
  }
}
