UID: 2590, Registered at 2023-4-18 18:24:55, last login at 2023-4-19 18:52:08, currently offline.
Solved 8 problems, RP: 43 (No. 1664)
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