UID: 51826, Registered at 2026-8-27 11:22:34, last login at 2026-8-27 11:25:11, last active at just now.
Solved 11 problems, RP: 35 (No. 11400)
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