UID: 36603, Registered at 2026-4-18 11:30:31, last login at 2026-5-15 21:23:24, currently offline.
Solved 4 problems, RP: 17 (No. 12327)
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