Problem 42675. Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.

Created by kunal

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>if a given matrix a = [1 2 3;4 5 6]; so answer is going to be [1 3;4 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

155 Solutions
74 Solvers

Last Solution submitted on Feb 26, 2021

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Carl Witthoft on 11 Nov 2015

Sans test cases with rank 11 (or even 3), it's too easy to provide a solution which passes the test but fails for, say, dyadics. Or did the originator really mean to stick with tensors (rank 2) of arbitrary x and y dimension?

Problem Recent Solvers74

Problem Tags

indexing

Community Treasure Hunt

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

Start Hunting!

Problem 42675. Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers74

Suggested Problems

More from this Author3

Problem Tags

Community Treasure Hunt

Problem 42675. Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers74

Suggested Problems

More from this Author3

Problem Tags

Community Treasure Hunt

Players