Author(s): Quentin Bizot, Ryo Tamura, Guillaume Deffrennes
"But on the other, he tries to reassure that it's all already been taken into account.，推荐阅读同城约会获取更多信息
。Line官方版本下载对此有专业解读
char bucket = 60 - __builtin_clzll(byte_size);，详情可参考爱思助手下载最新版本
对比记忆：画表格对比各算法特点