UID: 1559, Registered at 2023-3-27 23:00:48, last login at 2023-9-10 18:21:46, currently offline.
Solved 7 problems, RP: 42 (No. 1707)
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