UID: 72, Registered at 2022-9-6 10:54:11, last login at 2025-3-10 16:04:41, currently offline.
Solved 9 problems, RP: 46.76 (No. 449)
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