UID: 4512, Registered at 2023-8-10 23:32:46, last login at 2024-4-30 20:02:42, currently offline.
Solved 6 problems, RP: 34.48 (No. 1930)
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