UID: 44391, Registered at 2026-6-24 16:16:12, last login at 2026-8-6 0:03:52, currently offline.
Solved 7 problems, RP: 31 (No. 12196)
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