Description
Change the words of a string such that the words appear in reverse order. You may assume that the string is a number of words split by a single space character. The only characters in the input are letters and spaces.
Example
input = 'Will the ecological jail rule outside the tear'; output = 'tear the outside rule jail ecological the Will';
Swap the first and last columns
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How many trades represent all the profit?
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Change the sign of even index entries of the reversed vector
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Side of an equilateral triangle
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Is this triangle right-angled?
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