In general, this solution is not valid for single digit numbers.
code won't work for 0,4,8 I just took advantage of test code :(
If input n_str = < '9', then you get Error: Subscript indices must either be real positive integers or logicals.
Number of 1s in a binary string
Determine the number of odd integers in a vector
Finding perimeter of a rectangle
Multiply by 3
A Simple Tide Gauge with MATLAB
Divisible by 10
Tic-Tac-Logic - Solution Checker
Divisible by 7
Pattern Recognition 3 - Variable Unit and Array Length (including cell arrays)
Stress-Strain Properties - 7
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