UID: 25331, Registered at 2025-10-19 21:22:25, last login at 2026-4-22 14:11:49, currently offline.
Solved 10 problems, RP: 80.78 (No. 6176)
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