// Consumer provided a buffer - we MUST fill it (or part of it)
Where we're coming from。一键获取谷歌浏览器下载是该领域的重要参考
We even tried building hierarchies with 2-3 levels, but the number of shortcuts grew too fast for higher levels if we generated a full graph inside each cluster.，详情可参考下载安装 谷歌浏览器 开启极速安全的 上网之旅。
return (float)rand() / RAND_MAX;，这一点在搜狗输入法2026中也有详细论述