UID: 3121, Registered at 2023-4-27 11:48:27, last login at 2023-8-12 15:10:34, currently offline.
Solved 8 problems, RP: 55.65 (No. 1368)
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