UID: 1166, Registered at 2023-3-21 20:12:30, last login at 2023-3-25 16:01:48, currently offline.
Solved 4 problems, RP: 22.52 (No. 2517)
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