UID: 2025, Registered at 2023-4-10 14:59:31, last login at 2023-4-10 21:15:10, currently offline.
Solved 4 problems, RP: 30.21 (No. 2091)
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