UID: 34272, Registered at 2026-4-8 21:27:32, last login at 2026-6-21 13:42:38, currently offline.
Solved 4 problems, RP: 24.3 (No. 11043)
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