我也是,炒鸡郁闷nlogn也会炸?(ON跑下来也要800ms+?)(黑人问号) by Ghost_lzy @ 2016-10-17 09:30:19
可以用前缀和数组,功能和线段树一样 by 沙滩玉米 @ 2016-11-07 19:11:30