Given n as input, generate a n-by-n matrix 'O' using 0 and 1 .
[1 1 1 1
1 0 0 1
1 0 0 1
1 1 1 1]
three solution, all great.
middleAsColumn: Return all but first and last element as a column vector
Getting logical indexes
Determine the number of odd integers in a vector
Symmetry of vector
Find all repeated numbers
World Cup 2018 Prediction!
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