UID: 1278, Registered at 2023-3-23 10:56:45, last login at 2023-3-23 16:23:55, currently offline.
Solved 5 problems, RP: 29.16 (No. 2149)
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