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是困难啊。数据太多了。而且出题根本不知道你会用什么方法做。如果不是世界级顶尖高手，不好造啊。这出题人最后几个数据也没有出来。说明他的水平还没有达到世界级顶尖啊。

Posted by yygy at 2014-07-28 20:53:46 on Problem 3351
In Reply To:Re:去参加百度之星一了吗？ Posted by:tasty at 2014-07-28 20:36:06 
> 没有啊？ 什么时候的比赛？
> 
> 我搞错了lower_bound()貌似 构造数据可以造出O(n^2)的数据，不过也是一件比较困难的事情。。。。
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