UID: 10298, Registered at 2024-6-22 20:21:28, last login at 2025-2-20 19:47:59, currently offline.
Solved 13 problems, RP: 57.28 (No. 8402)
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