UID: 31709, Registered at 2026-3-25 23:23:35, last login at 2026-7-4 20:04:50, last active at 2026-7-4 20:04:50.
Solved 17 problems, RP: 50 (No. 8190)
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