Problem 42590. Divide elements by sum of elements

Created by Mehmet OZC

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>In this problem, I ask you to write a function which will divide the elements of each column by the sum of the elements of the same column.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/><w:jc w:val=\"left\"/></w:pPr><w:r><w:t>Results should have 2 significant digits.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/><w:jc w:val=\"left\"/></w:pPr><w:r><w:t>You cannot use for/while loops.</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

299 Solutions
108 Solvers

Last Solution submitted on Aug 26, 2022

Last 200 Solutions

Problem Comments

3 Comments

3 Comments

Jihye Sofia Seo on 11 Feb 2017

Very nice exercise!

Justin Palaka on 26 Jun 2018

Good use of unfamiliar MATLAB functions!

ME on 9 Oct 2019

Slight error in the problem definition. The solutions require two decimal places not two significant figures!

Solution Comments

Solution 733871

3 Comments

3 Comments

Jean-Marie Sainthillier on 11 Sep 2015

It seems that we can't use the ans trick. It's new no ?

Alfonso Nieto-Castanon on 11 Sep 2015

wow, yes, it seems the last valid solution with ans trick was just a few hours ago, wonder if this is a temporary glitch or a "permanent" fix?

Jean-Marie Sainthillier on 14 Sep 2015

Yes, release 2015b is the cause of that. I can observe the same think with my update.

Problem Recent Solvers108

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 42590. Divide elements by sum of elements

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers108

Suggested Problems

More from this Author92

Problem Tags

Community Treasure Hunt

Problem 42590. Divide elements by sum of elements

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers108

Suggested Problems

More from this Author92

Problem Tags

Community Treasure Hunt

Players