UID: 22958, Registered at 2025-9-18 22:05:46, last login at 2026-5-23 14:58:36, currently offline.
Solved 22 problems, RP: 60.2 (No. 7432)
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