gistfile1.cpp

int count(const std::vector<std::string>& str_vec, const size_t threshold)
{
    int size = 0;
    std::vector<std::string>::const_iterator it; 
    for (it = str_vec.begin(); it != str_vec.end(); ++ it) {
        if (it->length() < threshold) {
            ++ size;
        }   
    }   
    return size;
}