难道说我剪枝剪错了
by fanhy @ 2019-07-04 16:35:08
@[fanhy](/space/show?uid=51229) qwq
by WA鸭鸭 @ 2019-07-04 16:40:41
@[fanhy](/space/show?uid=51229) $O(n^2)\to O(n\space \log \space n)$
$\color{red}WA \to \color{green} AC *2$
by WA鸭鸭 @ 2019-07-04 16:42:26
称CZ用**她**不怕被暴政吗 (逃
by aminoas @ 2019-07-04 18:22:10