UID: 17974, Registered at 2025-4-23 13:48:46, last login at 2025-4-23 13:48:46, currently offline.
Solved 6 problems, RP: 34.92 (No. 5847)
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