Function NumToString

src/base/strings.h:128–132

}

static inline std::string NumToString(double num) {
    char buf[32];
    snprintf(buf, sizeof(buf), "%.3f", num);
    return std::string(buf);
}

static inline std::string HumanReadableString(int64_t num) {
    static const int max_shift = 6;