HDUOJ 5096 - ACM Rank

题面让我们来为某场 ICPC 比赛写一个排名系统吧!ICPC 的规则就不再细讲了吧(逃...     Read more
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Jimmy Zhang Jul 29, 2018

浅谈无旋转 Treap

简介Treap = Tree + Heap。Treap 是一种弱...     Read more
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Jimmy Zhang Jul 28, 2018