UID: 2412, Registered at 2023-4-15 22:11:30, last login at 2023-4-21 19:46:56, currently offline.
Solved 6 problems, RP: 40.56 (No. 1751)
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
