UID: 3399, Registered at 2023-5-9 13:08:54, last login at 2023-7-28 15:01:10, currently offline.
Solved 16 problems, RP: 78.49 (No. 3797)
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