UID: 39700, Registered at 2026-5-8 10:58:13, last login at 2026-5-8 10:58:13, currently offline.
Solved 5 problems, RP: 29 (No. 9363)
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