UID: 284, Registered at 2022-9-22 15:37:21, last login at 2023-10-5 7:44:10, currently offline.
Solved 3 problems, RP: 35.95 (No. 468)
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