UID: 30489, Registered at 2026-3-18 11:31:38, last login at 2026-6-1 19:34:33, currently offline.
Solved 25 problems, RP: 99 (No. 5523)
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