it's a bit unclear why padding is necessary in the first two test cases, where the number of characters (15) is already a multiple of the key size (3 or 5, respectively)
given 3 sides, find area of this triangle
Rotate and display numbered tile
Rotate input square matrix 90 degrees CCW without rot90
Periodic Table II 101.
Find two triangular numbers whose sum is input.
Challenging perms function!
Digit concentration in Champernowne's constant
Check if the input is a balanced prime
Repeat string n times - 3
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