UID: 14051, Registered at 2024-12-25 17:37:33, last login at 2025-11-16 15:57:15, currently offline.
Solved 20 problems, RP: 76.8 (No. 5342)
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