perhaps you should specify that y is in the order of the first occurence of each unique element of x
This would be a better problem if unique and sort functions were not allowed
Solution without using sort(.) or unique(.) .
Solution without using sort(_) or unique(_) .
Note 1) this solution does not use sort() anywhere :) 2) the more elegant "stable" is not available for unique in pre-2012 MATLAB.
Word Counting and Indexing
Swap the input arguments
letter yes yes & letter no no
Convert a vector into a number
Set some matrix elements to zero
Sophie Germain prime
Unique values without using UNIQUE function
Cody Computer Part 3 - Detect the graphic card used on Cody Computer
Get the elements of diagonal and antidiagonal for any m-by-n matrix
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