Problem 2145. Find the index of n in magic(n)

Created by Koteswar Rao Jerripothula

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>If input n=5, then magic(n) is</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[    17    24     1     8    15\n    23     5     7    14    16\n     4     6    13    20    22\n    10    12    19    21     3\n    11    18    25     2     9]]></w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>The output is of the form [row,column] for the place where n appears.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[ output = [2,2]]]></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

333 Solutions
171 Solvers

Last Solution submitted on Oct 10, 2021

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Ben Petschel on 25 Aug 2016

It's not clear how the output should be calculated

Solution Comments

Solution 394768

1 Comment

1 Comment

Richard Zapor on 1 Feb 2014

Not a general solution as X={4,6,8,...} are not on row 2.

Problem Recent Solvers171

Problem Tags

magic matrix

Community Treasure Hunt

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

Start Hunting!

Problem 2145. Find the index of n in magic(n)

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers171

Suggested Problems

More from this Author9

Problem Tags

Community Treasure Hunt

Problem 2145. Find the index of n in magic(n)

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers171

Suggested Problems

More from this Author9

Problem Tags

Community Treasure Hunt

Players