2016 Multi-University Training Contest 10 solutions BY BUPT
1001. 一个数组上的两个区间求中位数,可以通过分类讨论直接找到中位数,复杂度O(1).不过本题数据较小,优美的log(n)也可过. 1002. 直接求得阴影面积表达式即可. 1003. ...
原文：2016 Multi-University Training Contest 6 题解
我只能说： A Boring Question 下面公式重复了一行 sum leq k ,k , cdots k m leq n prod leq j lt m binom k j k j sum leq k leq k leq cdots leq k m leq n prod leq j lt m binom k j k j sum k m n sum k m k m cdots sum k k ...
2016-08-04 17:02 18 1804 推荐指数：
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