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Apply TodayAssume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column.

Example:

Input = [1 2 3 4 5; 4 3 1 2 2]'

Output = [3 4 5 2 1]'

183 correct solutions
136 incorrect solutions

Last solution submitted on Feb 06, 2016

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