UID: 7719, Registered at 2024-3-13 23:41:46, last login at 2024-8-26 13:01:56, currently offline.
Solved 4 problems, RP: 17 (No. 2911)
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