UID: 26053, Registered at 2025-11-5 8:06:21, last login at 2025-12-16 18:14:12, currently offline.
Solved 15 problems, RP: 46 (No. 7054)
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