Problem 43144. BASICS - sum part of vector

Created by Jakub Mrowka

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","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\"?>\n<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>Please make a function, where as input you get vector \"x\" and and vector \"c\", where in \"c\" vector you get indexes to sum. Example:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[x=[-1 2 3 4 7 9]\nc=[1 4 6]\ny= x(1)+ x(4) + x(6) = -1 + 4 + 9 = 12]]></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

346 Solutions
227 Solvers

Last Solution submitted on Nov 28, 2020

Last 200 Solutions

Problem Comments

Solution Comments

Solution 1109627

1 Comment

1 Comment

Yoshimasa Nakatani on 24 Jan 2017

(^0^)
i did it

Problem Recent Solvers227

Problem Tags

basic basics easy indexing simple sum vector

Community Treasure Hunt

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

Start Hunting!

Problem 43144. BASICS - sum part of vector

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers227

Suggested Problems

More from this Author12

Problem Tags

Community Treasure Hunt

Problem 43144. BASICS - sum part of vector

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers227

Suggested Problems

More from this Author12

Problem Tags

Community Treasure Hunt

Players