Count how many times given word x repeats in text.
The phrasing of the Problem Statement is not correct. The string "When you finish ..., you will be told .... You can then .... You can also ...." contains FOUR instances of the WORD "you". "You", "YOU" and "you" are all examples of the _word_ "you". The Problem Statement should say that the player must find occurrences of the provided text-pattern of the same case within the given text.
The Goldbach Conjecture
Determine Whether an array is empty
Replace multiples of 5 with NaN
Do you like your boss?
Find sum of negative elements in row.
Solve expression II
Find Euclidean norm of given vector u.
Convert array of decimal numbers into hexadecimal numbers array.
Sum positive elements of matrix.
Find scalar product of two polynomials a and b, given as vector array.
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