UID: 37881, Registered at 2026-4-23 22:11:30, last login at 2026-6-6 20:11:29, currently offline.
Solved 14 problems, RP: 78.1 (No. 6325)
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