UID: 2914, Registered at 2023-4-23 15:44:03, last login at 2023-8-30 10:40:34, currently offline.
Solved 6 problems, RP: 30 (No. 2101)
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