UID: 32607, Registered at 2026-3-31 18:00:25, last login at 2026-4-1 4:11:42, currently offline.
Solved 6 problems, RP: 15 (No. 15345)
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