UID: 24724, Registered at 2025-10-10 22:32:05, last login at 2026-3-30 22:20:27, currently offline.
Solved 4 problems, RP: 45.22 (No. 8447)
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