UID: 3124, Registered at 2023-4-27 14:12:04, last login at 2023-5-11 20:03:47, currently offline.
Solved 10 problems, RP: 46 (No. 1586)
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