Problem 42665. sort matrix

Created by Gareth Lee

Solve Later

Given a matrix, sort it for each column, but cannot change the element of each row. for example input = [1 3; 2 4;1 5;3 6]; the result returned by you is target = [1 3; 1 5;2 4; 3 6];

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66 Solutions
17 Solvers

Last Solution submitted on Feb 09, 2020

Last 200 Solutions

Problem Comments

2 Comments

2 Comments

Guillaume on 15 Oct 2015

The problem statement should say what is and is not allowed for the solution, particularly if you're going to invalidate previously valid solutions.

Jean-Marie Sainthillier on 15 Oct 2015

Agree with Guillaume.

Solution Comments

Solution 779600

1 Comment

1 Comment

Björn on 16 Nov 2015

Only works for integer numbers.

Solution 761291

3 Comments

3 Comments

Guillaume on 15 Oct 2015

I find it ironical that you disallow unique in the test suite, yet your own solution is just a roundabout way of calling unique

Jean-Marie Sainthillier on 15 Oct 2015

Yes !

Gareth Lee on 16 Oct 2015

two guys, calm down, I also raise it by other people's solution

Solution 760904

1 Comment

1 Comment

Gareth Lee on 15 Oct 2015

copy from Peng Liu, delete comments

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matrix sort

Problem 42665. sort matrix

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Last 200 Solutions

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Problem 42665. sort matrix

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Last 200 Solutions

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Problem Recent Solvers17

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