UID: 16534, Registered at 2025-4-6 10:46:51, last login at 2026-7-9 14:55:51, currently offline.
Solved 17 problems, RP: 84.38 (No. 6700)
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