UID: 1449, Registered at 2023-3-25 17:53:47, last login at 2023-3-27 12:11:33, currently offline.
Solved 6 problems, RP: 32.5 (No. 2005)
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