UID: 45200, Registered at 2026-7-3 12:01:34, last login at 2026-7-12 18:09:59, currently offline.
Solved 10 problems, RP: 33.8 (No. 11969)
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