UID: 15478, Registered at 2025-3-18 0:27:39, last login at 2025-3-18 0:27:39, currently offline.
Solved 13 problems, RP: 59.48 (No. 4490)
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