UID: 27127, Registered at 2025-12-21 13:54:02, last login at 2026-3-21 14:09:30, currently offline.
Solved 3 problems, RP: 12 (No. 10347)
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