Universal Cup Judging System
Universal Cup
The 2nd Universal Cup Finals is coming! Check out our event page, schedule, and competition rules!
Time Limit:
3.0 s
Memory Limit:
1024 MB
Hackable ✓
The 2nd Universal Cup. Stage 15: Macau
A. (-1,1)-Sumplete
This problem is prepared by
Roundgod .