UID: 166, Registered at 2023-11-19 21:12:06, last login at 2023-11-22 22:18:45, currently offline.
Solved 2 problems, RP: 38 (No. 17)
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