都不会啊..
by 林则徐左宗棠 @ 2018-11-17 21:06:27
谢谢
by nth_element @ 2018-11-17 21:13:02
emm...
by nofall @ 2018-11-17 21:16:49
@[zybnxy](/space/show?uid=51645) 这两题并不打算合并,逃)
by yjjr @ 2018-11-18 03:19:51
$\sqrt[^{^{400ACpj}}]{\frac{^{{ORZ}_{orz}^{OTZ}}}{_{{WA}_{QAQ}^{qwq}}}}$
by 持之以珩 @ 2019-01-30 23:12:59
好像要用nlogn的算法,但这个n方就可以过
by QMQMQM4 @ 2019-06-16 10:40:04