std::vector<int> countPositivesSumNegatives(std::vector<int> input)
{
    return std::vector<int>
    {
        std::count_if(input.begin(), input.end(), [] (int x) { return x > 0; }),
        std::accumulate(input.begin(), input.end(), 0, [] (int s, int x) { return s + std::min(0, x); }),
    };
}