UID: 4748, Registered at 2023-8-14 9:44:47, last login at 2023-9-23 20:39:54, currently offline.
Solved 5 problems, RP: 25.54 (No. 2339)
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