UID: 14896, Registered at 2025-3-6 0:12:29, last login at 2026-8-10 11:05:28, last active at just now.
Solved 11 problems, RP: 55 (No. 8569)
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