UID: 40897, Registered at 2026-5-16 16:15:08, last login at 2026-8-8 19:40:02, currently offline.
Solved 16 problems, RP: 65.2 (No. 8511)
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