UID: 42066, Registered at 2026-5-27 14:40:34, last login at 2026-5-27 14:40:34, currently offline.
Solved 4 problems, RP: 21 (No. 14060)
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