@[Endline](/user/401052) 线段树要开4倍空间
by Wuyanru @ 2022-01-20 14:55:02
@[初一吴彦儒](/user/400201) 忘了。。谢谢您
by Endline @ 2022-01-20 14:55:53
然后还有一堆WA
by Endline @ 2022-01-20 14:57:05
@[Endline](/user/401052) 要开long long
by 伟大的王夫子 @ 2022-01-20 15:07:31
否则加的过程中溢出
by 伟大的王夫子 @ 2022-01-20 15:07:53
@[伟大的王夫子](/user/162196) 谢谢～已经A了
by Endline @ 2022-01-20 15:21:02