2016年10月27日
reservoir sampling / random shuffle
摘要： randomly choose a sample of k items from a list S containing n elements, the algorithm may be online (i.e. the input list is unknown beforehand) https 阅读全文
posted @ 2016-10-27 23:21 qsort 阅读(227) 评论(0) 推荐(0) 编辑