Problem 44322. Make one vector from two others

Created by James

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>You are given two vectors of equal length. Your task is to create a MATLAB script that will repeat all of the values in the first matrix a number of times equal to the corresponding place in the second matrix. For example:</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>M1=[1 3 5 7] and M2=[2 4 0 6]</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 will want to have your output vector be two ones, four threes, zero fives and six sevens, or [1 1 3 3 3 3 7 7 7 7 7 7] You can assume that all of the values in M2 are greater than or equal to zero.</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>While this can be done with a for loop and repmat, I'm hoping that the brilliant minds here in Cody can come up with a better way to do this!</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

53 Solutions
39 Solvers

Last Solution submitted on Jul 25, 2021

Last 200 Solutions

Solution Comments

Solution 1268428

1 Comment

1 Comment

James on 15 Sep 2017

*Checks help documentation for this command*
Ahhh...Introduced in 2015a. That would be why I'm unfamiliar with it. Always appreciate learning commands from the newer versions of MATLAB!

Problem Recent Solvers39

Problem Tags

better way to do this?

Community Treasure Hunt

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

Start Hunting!

Problem 44322. Make one vector from two others

Solution Stats

Last 200 Solutions

Solution Comments

Problem Recent Solvers39

Suggested Problems

More from this Author80

Problem Tags

Community Treasure Hunt

Problem 44322. Make one vector from two others

Solution Stats

Last 200 Solutions

Solution Comments

Problem Recent Solvers39

Suggested Problems

More from this Author80

Problem Tags

Community Treasure Hunt

Players