UID: 1950, Registered at 2023-4-9 10:44:04, last login at 2024-3-7 11:17:46, currently offline.
Solved 20 problems, RP: 100 (No. 3235)
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