UID: 1111, Registered at 2023-3-20 22:13:54, last login at 2023-3-22 13:08:23, currently offline.
Solved 5 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