UID: 32065, Registered at 2026-3-28 12:34:09, last login at 2026-3-28 12:34:09, currently offline.
Solved 3 problems, RP: 20 (No. 14503)
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