Additional test cases have been added.
Find the sum of all the numbers of the input vector
Project Euler: Problem 7, Nth prime
Sum of odd numbers in a matrix
Evaluating a polynomial
Flip the vector from right to left
More Simple String Concatenation
Vector indexing: lower than mean
Matrix Generation from Vector Multiplication
Check if inputted variable is a string or a number
Replace 0 indices in array with 1's
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