UID: 4304, Registered at 2023-7-31 21:17:10, last login at 2023-8-2 21:31:13, currently offline.
Solved 10 problems, RP: 59.7 (No. 1299)
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