UID: 1966, Registered at 2023-4-9 14:43:13, last login at 2023-8-12 16:56:10, currently offline.
Solved 20 problems, RP: 109.15 (No. 769)
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