UID: 47204, Registered at 2026-7-22 18:10:42, last login at 2026-8-20 12:55:41, currently offline.
Solved 24 problems, RP: 114 (No. 5825)
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