UID: 250, Registered at 2022-9-13 16:19:50, last login at 2024-12-21 21:31:43, currently offline.
Solved 23 problems, RP: 73.19 (No. 380)
blog
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