方法二：使用 KMP 的 expect/actual 机制统一处理平台差异
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// Arithmetic formula (for Basel-Landschaft only).
("Fuck this and fuck them. I'm gonna write myself some code, the way I like to.")
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Never the primary choice, but some are frequently recommended as alternatives.，更多细节参见新收录的资料
uint32_t properties_off;