Problem 1038. Change the sign of even index entries of the reversed vector
change the signs of the even index entries of the reversed vector
example 1 vec = [4 -1 -2 9] ans = [9 2 -1 -4]
example2 vec = [-4 -1 -2 -9] ans = [-9 2 -1 4]
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goc3
on 18 Nov 2016
The test suite has been expanded.
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