UID: 4928, Registered at 2023-8-17 0:11:48, last login at 2024-3-30 15:54:01, currently offline.
Solved 23 problems, RP: 124.08 (No. 652)
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