UID: 17656, Registered at 2025-4-18 10:00:28, last login at 2026-4-25 23:41:08, currently offline.
Solved 9 problems, RP: 62.14 (No. 8745)
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