UID: 1134, Registered at 2025-10-15 18:21:18, last login at 2026-5-22 18:39:53, currently offline.
Solved 4 problems, RP: 17.58 (No. 589)
By signing up a 战码少年-战码青少年编程(专业信息学奥赛编程训练) universal account, you can submit code and join discussions in all online judging services provided by us.
Using your 战码少年-战码青少年编程(专业信息学奥赛编程训练) universal account