Really fun problem, but the test case is totally wrong. :-(
glad you liked the problem, but the test case is correct just obfuscated.
Find the peak 3n+1 sequence value
Check to see if a Sudoku Puzzle is Solved
Divisors of an integer
Matrix multiplication across rows
Convert vector datasets to plot with imagesc instead of scatter
remove nans fast
Strange Number Algorithms
Magic Concentric Circles
Tony's trick for duplicating an mx1 vector n times
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