UID: 16488, Registered at 2025-4-5 11:12:07, last login at 2025-4-5 11:12:07, currently offline.
Solved 14 problems, RP: 61 (No. 4406)
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