UID: 1929, Registered at 2024-8-6 17:02:49, last login at 2025-3-31 14:56:10, currently offline.
Solved 9 problems, RP: 32.45 (No. 491)
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