Assume 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]'
Solution Stats
Problem Comments
2 Comments
Solution Comments
Show comments
Loading...
Problem Recent Solvers316
Suggested Problems
-
Find the numeric mean of the prime numbers in a matrix.
9164 Solvers
-
Solve the set of simultaneous linear equations
510 Solvers
-
Create matrix of replicated elements
401 Solvers
-
What is Sum Of all elements of Matrix
447 Solvers
-
497 Solvers
More from this Author1
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!
Please! Can you explain more than that?
Aye! The first column is not "sorted according the second column" (only half an explanation). The block of numbers in each row is treated as a fixed unit, and each row is rearranged such that the values in the second column are sorted in ascending order.