Input(s) - any string
Output(n) - number of digits within string s
Additional test cases have been added.
First non-zero element in each column
Back to basics 21 - Matrix replicating
Whether the input is vector?
04 - Scalar Equations 3
Number of odd and even elements within matrix
Create matrix with Gray code
Relative ratio of "1" in binary number
Volume and area of a sphere
Make a vector of prime numbers
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