UID: 2515, Registered at 2023-4-17 21:01:33, last login at 2023-4-29 12:17:03, currently offline.
Solved 4 problems, RP: 29.48 (No. 2133)
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