UID: 20889, Registered at 2025-8-31 21:14:10, last login at 2025-8-31 21:14:10, currently offline.
Solved 10 problems, RP: 41.6 (No. 8986)
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