UID: 49043, Registered at 2026-8-7 10:29:35, last login at 2026-8-7 10:29:35, currently offline.
Solved 6 problems, RP: 34 (No. 11573)
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