Count number of words in string
'hi', answer is 1
'hi hi', answer is 2
'I enjoy cody', answer is 3
Given a 4x4 matrix, swap the two middle columns
Let's get back to school, and create multiplication tables
Create a vector
Rotate Matrix @180 degree
Create vector as shown in test cases
MATLAB Basic: rounding II
Crate a vector of logarithmically spaced
Convert to Binary Coded Decimal
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