UID: 20823, Registered at 2025-8-30 16:28:20, last login at 2025-12-1 15:35:00, currently offline.
Solved 16 problems, RP: 67 (No. 8361)
By signing up a CodeFun2000 universal account, you can submit code and join discussions in all online judging services provided by us.
Using your CodeFun2000 universal account