/* -*- coding: utf-8 -*-
 *
 * 3017.cc:  No.3017 莠､莠呈ｵｴ - yukicoder
 */

#include<cstdio>
#include<stack>
#include<algorithm>
#include<utility>

using namespace std;

/* constant */

const int MAX_N = 200000;
const int INF = 1 << 30;

enum { G, B };

/* typedef */

using pii = pair<int,int>;
using stpii = stack<pii>;

/* global variables */

int hs[MAX_N];

/* subroutines */

/* main */

int main() {
  int n;
  scanf("%d", &n);
  for (int i = 0; i < n; i++) scanf("%d", hs + i);

  int sum = 0;
  stpii q;
  q.push({INF, G});

  for (int i = 0; i < n; i++) {
    while (q.top().first <= hs[i]) {
      auto [h, c] = q.top(); q.pop();
      if (c == G) sum += h;
      else sum -= h;
    }

    int ci = ((i & 1) == 0) ? B : G;
    if (q.top().second != ci) {
      if (ci == G) sum -= hs[i];
      else sum += hs[i];
      q.push({hs[i], ci});
    }

    printf("%d\n", sum);
  }
  
  return 0;
}