UID: 5191, Registered at 2023-8-22 13:18:42, last login at 2023-8-22 13:38:37, currently offline.
Solved 4 problems, RP: 16 (No. 3008)
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