static size_t ZSTD_entropyCost(unsigned const* count, unsigned const max, size_t const total)
{
    unsigned cost = 0;
    unsigned s;
    for (s = 0; s <= max; ++s) {
        unsigned norm = (unsigned)((256 * count[s]) / total);
        if (count[s] != 0 && norm == 0)
            norm = 1;
        assert(count[s] < total);
        cost += count[s] * kInverseProbabiltyLog256[norm];
    }
    return cost >> 8;
}
static size_t ZSTD_entropyCost(unsigned const* count, unsigned const max, size_t const total)
{
    unsigned cost = 0;
    unsigned s;
    for (s = 0; s <= max; ++s) {
        unsigned norm = (unsigned)((256 * count[s]) / total);
        if (count[s] != 0 && norm == 0)
            norm = 1;
        assert(count[s] < total);
        cost += count[s] * kInverseProbabiltyLog256[norm];
    }
    return cost >> 8;
}