UID: 55392, Registered at 2026-9-10 16:42:46, last login at 2026-9-10 17:17:16, currently offline.
Solved 15 problems, RP: 88.8 (No. 7957)
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