UID: 8017, Registered at 2024-3-18 11:33:06, last login at 2024-4-16 11:04:28, currently offline.
Solved 3 problems, RP: 30.01 (No. 2100)
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