UID: 12705, Registered at 2024-10-9 23:31:04, last login at 2024-12-23 0:28:36, currently offline.
Solved 11 problems, RP: 44 (No. 6420)
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