摘要: Description给定两个集合A、B,集合内的任一元素x满足1 ≤ x ≤ 109,并且每个集合的元素个数不大于105。我们希望求出A、B之间的关系。任 务 :给定两个集合的描述,判断它们满足下列关系的哪一种:A是B的一个真子集,输出“A is a pr... 阅读全文
posted @ 2018-12-29 21:33 银叶草 阅读(290) 评论(0) 推荐(0)
摘要: Robert is a famous engineer. One day he was given a task by his boss. The background of the task was the following:Given a map co... 阅读全文
posted @ 2018-12-29 19:03 银叶草 阅读(108) 评论(0) 推荐(0)
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