Problem 42665. sort matrix

Created by Gareth Lee

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?><w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>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];</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

69 Solutions
36 Solvers

Last Solution submitted on Aug 27, 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

Problem Recent Solvers36

Problem Tags

matrix sort

Problem 42665. sort matrix

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers36

Suggested Problems

More from this Author3

Problem Tags

Problem 42665. sort matrix

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers36

Suggested Problems

More from this Author3

Problem Tags

Players