UID: 6935, Registered at 2024-1-29 12:03:15, last login at 2024-5-8 22:36:46, currently offline.
Solved 5 problems, RP: 15 (No. 3104)
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