UID: 1853, Registered at 2023-4-6 9:43:41, last login at 2023-5-16 14:49:04, currently offline.
Solved 7 problems, RP: 31 (No. 2055)
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