UID: 2193, Registered at 2023-4-11 19:22:36, last login at 2023-10-12 16:55:04, currently offline.
Solved 16 problems, RP: 99 (No. 3998)
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