UID: 25735, Registered at 2025-10-27 15:00:00, last login at 2025-10-27 15:00:00, currently offline.
Solved 5 problems, RP: 7.8 (No. 11819)
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