#include <bits/stdc++.h>
using namespace std;
int main() {
  long long t, n;
  cin >> t;
  while (t--) {
    cin >> n;
    if (n % 2 != 0)
      cout << n / 2 << " " << (n / 2) + 1 << endl;
    else
      cout << -(n - 1) << " " << n << endl;
  }
  return 0;
}
