#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  long long n;
  cin >> n;
  vector<pair<long long, long long>> arr(n);
  for (long long i = 0; i < n; i++) {
    long long a;
    cin >> a;
    if (a >= 0) a = (-1) * a - 1;
    arr[i] = {a, i};
  }
  sort(arr.begin(), arr.end());
  if (n % 2 == 1) {
    long long f = 0;
    for (long long i = 0; i < n; i++) {
      if (arr[i].first != -1) {
        arr[i].first = (-1) * arr[i].first - 1;
        f++;
        break;
      }
    }
    if (f == 0) {
      arr[0].first = 0;
    }
  }
  vector<long long> ans(n);
  for (long long i = 0; i < n; i++) {
    ans[arr[i].second] = arr[i].first;
  }
  for (auto i : ans) cout << i << " ";
  cout << endl;
}
