UID: 42847, Registered at 2026-6-5 11:07:25, last login at 2026-6-28 20:00:51, last active at 2026-7-4 14:40:55.
Solved 4 problems, RP: 22 (No. 11519)
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