UID: 18046, Registered at 2025-4-24 0:42:34, last login at 2026-8-17 10:38:06, currently offline.
Solved 7 problems, RP: 14 (No. 16009)
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