static void
find_minmax(const std::vector<double>& numbers, double& min, double& max) {
    min = numbers[0];
    max = numbers[0];
    for (double x : numbers)
    {
        if (x < min) min = x;
        else if (x > max) max = x;
    }
}

std::vector <size_t>
make_histogram(const std::vector<double>& numbers, size_t bucket, size_t number_count) {
    std::vector <size_t> stolb(bucket);
    double min, max;
    find_minmax (numbers, min, max);
    float k = (max-min)/bucket;
    for (size_t i = 0; i < bucket; i++) stolb[i] = 0;
    for (size_t i = 0; i < number_count; i++)
    {
        bool flag = false;
        for (size_t j = 0; (j < bucket && !flag); j++)
        {
            if (numbers[i] >= (min+k*j) && numbers[i] < (min+k*(1+j)))
            {
                stolb[j]++;
                flag = true;

            }
        }
        if (!flag) stolb[bucket-1]++;
    }
    return stolb;
}