#include <bits/stdc++.h>
#define int long long
using namespace std;
signed main(void) {
ios_base::sync_with_stdio(false);
cin.tie(0);
int nbElem;
cin >> nbElem;
vector<int> val(nbElem);
for (auto &v : val)
cin >> v;
set<pair<int, int>> choices, revChoices;
for (int iEl = 0; iEl < nbElem; ++iEl) {
choices.emplace(val[iEl], iEl);
revChoices.emplace(iEl, val[iEl]);
}
choices.emplace(-1e18, -1);
choices.emplace(-1e18, nbElem);
revChoices.emplace(-1, -1e18);
revChoices.emplace(nbElem, -1e18);
int curRet = 0;
for (int prend = 1; prend <= (nbElem + 1) / 2; ++prend) {
auto [gain, pos] = *choices.rbegin();
curRet += gain;
cout << curRet << '\n';
if (prend + 1 > (nbElem + 1) / 2)
break;
choices.erase({gain, pos});
revChoices.erase({pos, gain});
auto it = revChoices.lower_bound({pos, -(int)1e18});
it--;
int gainNext = -gain;
gainNext += it->second;
choices.erase({it->second, it->first});
revChoices.erase(it++);
gainNext += it->second;
choices.erase({it->second, it->first});
revChoices.erase(it);
choices.emplace(gainNext, pos);
revChoices.emplace(pos, gainNext);
}
}
