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有没有什么算法可以将 16bit 压缩到 10bit 来存储？
source link: https://www.v2ex.com/t/593783
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程序员 - @alcoholpad - 业务场景：将 ip 地址，如 10.21.221.20 ，后两段（ 221.20 ）截取下来转成二进制。但是只能有 10bit 的存储空间可以存储，可行吗？有什么方式可以转换？保证唯一。避免如 221
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