UID: 34680, Registered at 2026-4-10 0:42:10, last login at 2026-4-14 19:38:38, currently offline.
Solved 7 problems, RP: 12 (No. 16747)
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