UID: 49443, Registered at 2026-8-11 16:13:43, last login at 2026-8-21 16:33:23, currently offline.
Solved 16 problems, RP: 32.8 (No. 11980)
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