The last test got split into two, and it no longer works.
@Chris, the test suite has been corrected and your answer has been rescored.
It dseon't mettar waht oedrr the lrettes in a wrod are.
Stuff the Board
Calculate Euler's phi function
How many trades represent all the profit?
surface of parallelogram
Split up vector or matrix delimited by NaNs
Remove TeX from string
Test within tolerance
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