Login
Register
Universal Cup Judging System
Universal Cup
Universal Cup
Contests
Time Limit: 2.0 s
Memory Limit: 1024 MB
Hackable ✓
The 2nd Universal Cup. Stage 23: Shanghai
A. DFS Order 4
Statistics
Statement
Submit
Custom Test
Attachments
Back to the contest
This problem is prepared by
kubic
.
Submit
Run