UID: 4796, Registered at 2023-8-14 21:15:52, last login at 2023-9-27 10:49:09, currently offline.
Solved 15 problems, RP: 84.34 (No. 4440)
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