UID: 7163, Registered at 2024-2-29 13:54:54, last login at 2024-7-7 11:11:51, currently offline.
Solved 18 problems, RP: 77 (No. 5788)
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