UID: 7060, Registered at 2024-2-22 14:27:29, last login at 2024-7-9 19:48:38, currently offline.
Solved 3 problems, RP: 18.3 (No. 2818)
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