UID: 23044, Registered at 2025-9-19 20:31:03, last login at 2025-9-19 20:31:03, currently offline.
Solved 8 problems, RP: 40 (No. 10047)
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