UID: 4890, Registered at 2023-8-16 14:23:03, last login at 2023-8-17 9:16:05, currently offline.
Solved 6 problems, RP: 39.32 (No. 1778)
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