UID: 16018, Registered at 2025-3-28 9:51:12, last login at 2025-3-28 9:51:12, currently offline.
Solved 12 problems, RP: 52.78 (No. 4805)
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