UID: 5213, Registered at 2023-8-22 22:28:03, last login at 2023-9-22 17:03:22, currently offline.
Solved 14 problems, RP: 66 (No. 1226)
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