UID: 12547, Registered at 2024-9-30 10:26:16, last login at 2025-7-12 16:47:26, currently offline.
Solved 9 problems, RP: 67.6 (No. 8213)
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