UID: 43869, Registered at 2026-6-18 16:10:30, last login at 2026-7-18 13:59:35, currently offline.
Solved 4 problems, RP: 24.8 (No. 13536)
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