UID: 18696, Registered at 2025-5-15 10:24:53, last login at 2025-5-15 10:24:53, currently offline.
Solved 25 problems, RP: 93.35 (No. 3387)
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