UID: 32180, Registered at 2026-3-29 10:09:58, last login at 2026-4-5 12:39:16, currently offline.
Solved 13 problems, RP: 52.1 (No. 7914)
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