UID: 1897, Registered at 2024-7-7 8:54:21, last login at 2025-3-11 11:52:21, currently offline.
Solved 28 problems, RP: 176.15 (No. 261)
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