UID: 43059, Registered at 2026-6-8 18:02:43, last login at 2026-6-8 18:02:43, currently offline.
Solved 3 problems, RP: 15 (No. 14293)
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