Check if a inputted variable is a number or a string, given a string input (i.e. '1' is 1 and thus a number, 'a' is a string).
Additional test cases have been added.
First non-zero element in each column
Side of an equilateral triangle
Area of an Isoceles Triangle
Convert Fahrenheit to Celsius
Shift elements of vector left
Find the sum of the largest two elements in a vector
Matrix Generation from Vector Multiplication
Replace 0 indices in array with 1's
String Delimination and Outputting
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