UID: 14150, Registered at 2025-1-6 15:47:42, last login at 2025-1-6 15:47:42, currently offline.
Solved 9 problems, RP: 46.75 (No. 5093)
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