UID: 50034, Registered at 2026-8-15 22:22:13, last login at 2026-9-23 16:25:47, currently offline.
Solved 7 problems, RP: 39.2 (No. 12477)
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