UID: 24908, Registered at 2025-10-13 11:48:07, last login at 2025-10-13 11:48:07, currently offline.
Solved 4 problems, RP: 13 (No. 15010)
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