UID: 43854, Registered at 2026-6-18 13:07:09, last login at 2026-7-12 15:32:51, currently offline.
Solved 10 problems, RP: 57.9 (No. 8992)
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