hiding and exposure
static, inline, extern, thread_local
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read in a line from a file
从磁盘上的文件读取第一行。
Boyer mooer voting algorithm
用于选出集合中出现次数最多的元素。
Reservior sampling algorithm
蓄水池采样算法用于在未知大小的数据集中以等概率抽取 k 个样本。
understanding special function generation
Special member functions likey to be generated by compilers are