UID: 71, Registered at 2023-11-16 19:48:11, last login at 2023-11-26 15:47:06, currently offline.
Solved 2 problems, RP: 32 (No. 20)
By signing up a SAST OJ universal account, you can submit code and join discussions in all online judging services provided by us.
Using your SAST OJ universal account