@[BottleOfErie](/user/71822) 对啊对啊QWQ by 520Enterprise @ 2019-11-12 21:57:40
我指的二分答案是二分地块个数的.... by 切格瓦·星 @ 2019-11-12 22:01:13
写了个很慢的O(T*log(√n)) 然后200ms过了 by 破忆 @ 2019-11-12 22:22:37