UID: 24303, Registered at 2025-10-1 15:15:27, last login at 2026-3-7 12:34:34, currently offline.
Solved 20 problems, RP: 65 (No. 8404)
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