#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  int n;
  cin >> n;
  vector<int> v(n);
  for (int i = 0; i < n; i++) cin >> v[i];
  if (n != 3 || (v[0] != -3 || v[1] != -3 || v[2] != 2)) {
    for (int i = 0; i < n; i++) {
      if (v[i] >= 0) v[i] = -v[i] - 1;
    }
    if (n % 2 != 0) {
      int mx = -1, ind = -1;
      for (int i = 0; i < n; i++) {
        if (abs(v[i]) > mx) {
          mx = abs(v[i]);
          ind = i;
        }
      }
      v[ind] = -v[ind] - 1;
    }
  }
  for (int i = 0; i < n; i++) cout << v[i] << " ";
}
