UID: 46382, Registered at 2026-7-16 9:32:34, last login at 2026-7-16 9:32:34, currently offline.
Solved 18 problems, RP: 79.9 (No. 7428)
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