UID: 8441, Registered at 2024-3-24 18:34:54, last login at 2024-4-1 17:06:35, currently offline.
Solved 5 problems, RP: 21.9 (No. 2570)
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