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.
surface of a spherical planet
Convert Fahrenheit to Celsius
Area of a triangle
Multiply two polynomials p and q given in in vector representation.
Solve expression I
Find hen's weight.
Form a square matrix from four square sub-matrices
Get derivarive of polynomial given as vector array.
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