UID: 7953, Registered at 2024-3-17 15:42:01, last login at 2025-8-30 23:32:23, currently offline.
Solved 12 problems, RP: 77.72 (No. 5768)
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