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.
Remove all the consonants
Back to basics 6 - Column Vector
Compute a dot product of two vectors x and y
Celsius to Kelvin
Dimensions of a rectangle
Replace x value into y value in string text.
Form a square matrix from four square sub-matrices
Solve expression III
Set x value to each even index of vector y.
Get derivarive of polynomial given as vector array.
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