Good problem and I love the level idea.
Return the 3n+1 sequence for n
Reverse Run-Length Encoder
Is this matrix orthogonal?
Return the first and last character of a string
Return the sequence element I
Increasing sub-sequence (Level 2)
Sorting integers by their digits (Level 3)
Regular polygon bounded by and bounding a circle
Find the treasures in MATLAB Central and discover how the community can help you!
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office