UID: 30004, Registered at 2026-3-15 9:45:57, last login at 2026-4-1 18:56:50, currently offline.
Solved 5 problems, RP: 32.2 (No. 7397)
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