UID: 179, Registered at 2022-9-12 15:56:10, last login at 2025-1-6 10:49:48, currently offline.
Solved 33 problems, RP: 140.8 (No. 299)
By signing up a HFOJ universal account, you can submit code and join discussions in all online judging services provided by us.
Using your HFOJ universal account