UID: 43857, Registered at 2026-6-18 14:16:56, last login at 2026-7-15 19:30:01, currently offline.
Solved 10 problems, RP: 54.4 (No. 9284)
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