UID: 11914, Registered at 2024-9-12 23:01:40, last login at 2024-9-13 14:15:32, currently offline.
Solved 7 problems, RP: 51 (No. 4866)
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