Login
Register
QOJ.ac
QOJ
QOJ
Contests
Category
Problems
Submissions
Hack!
Blogs
The 2nd Universal Cup Finals is coming! Check out our
event page
,
schedule
, and
competition rules
!
Time Limit: 3 s
Memory Limit: 1024 MB
Total points: 100
Hackable ✓
CSP-S 2022
D. 数据传输
Statistics
Statement
Submit
Custom Test
Attachments
Back to the contest
Submit
Run