UID: 2520, Registered at 2023-4-17 21:39:22, last login at 2023-9-4 16:53:26, currently offline.
Solved 10 problems, RP: 56 (No. 1361)
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