UID: 8759, Registered at 2024-4-1 16:23:04, last login at 2024-4-2 9:04:03, currently offline.
Solved 5 problems, RP: 24 (No. 2416)
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