UID: 28665, Registered at 2026-3-1 17:40:13, last login at 2026-4-3 23:04:57, currently offline.
Solved 6 problems, RP: 30 (No. 12355)
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