UID: 15174, Registered at 2025-3-11 18:18:11, last login at 2025-3-11 18:18:11, currently offline.
Solved 12 problems, RP: 35 (No. 5813)
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