跃迁引擎启动

rank solved A B C D E F G H I J K
20 9 O O O O O O O O ! O .

Solved by Henry.

Solved by XLor.

C

Solved by XLor.

SAM + 倍增 + 线段树合并。

Solved by XLor.

E

Solved by Forsaken.

Solved by XLor.

Solved by XLor.

Solved by Henry.

J

Solved by Forsaken.