int n, neg = 0;
    cin >> n;
    vector<int> v(n);
    for (auto &i : v)
    {
        cin >> i;
        if (i == 0)
        {
            cout << "Not Positive and Not Negative" << endl;
            return;
        }
        else if (i < 0)
        {
            neg++;
        }
    }
    cout << (neg % 2 == 0 ? "Positive" : "Negative") << endl;