UID: 25503, Registered at 2025-10-22 14:39:38, last login at 2025-10-22 14:39:38, currently offline.
Solved 6 problems, RP: 21 (No. 11499)
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