UID: 39436, Registered at 2026-5-6 16:31:17, last login at 2026-5-6 16:31:17, currently offline.
Solved 3 problems, RP: 11 (No. 14045)
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