UID: 3841, Registered at 2023-6-17 15:00:28, last login at 2024-3-31 18:26:56, currently offline.
Solved 7 problems, RP: 21.24 (No. 2592)
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