但这是noip原题啊。。。
by DyingShu @ 2018-11-08 16:53:07
。
noip原题不算重呀
by 会打沙包的猫 @ 2018-11-08 16:55:07
@[feicx](/space/show?uid=6303) 那题 $1\le m\le 2$
by ouuan @ 2018-11-08 17:34:31
显然不重呀，对于分值的定义都不一样
by L_M_ @ 2019-01-28 19:52:29