UID: 30726, Registered at 2026-3-19 18:10:41, last login at 2026-9-7 17:19:42, currently offline.
Solved 15 problems, RP: 77.2 (No. 8250)
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