UID: 33658, Registered at 2026-4-6 21:31:19, last login at 2026-4-11 10:53:51, currently offline.
Solved 4 problems, RP: 23.5 (No. 11110)
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