Problem 42406. Divisible by 4

Created by goc3

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>Pursuant to the</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2\"><w:r><w:t>first problem</w:t></w:r></w:hyperlink><w:r><w:t> in this series, this one involves checking for divisibility by 4.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Write a function to determine if a number is divisible by 4. This can be checked by a few slightly different methods:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"ListParagraph\"/><w:numPr><w:numId w:val=\"2\"/></w:numPr></w:pPr><w:r><w:t>Check the last two digits for divisibility by four.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"ListParagraph\"/><w:numPr><w:numId w:val=\"2\"/></w:numPr></w:pPr><w:r><w:t>From the</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"https://en.wikipedia.org/wiki/Divisibility_rule\"><w:r><w:t>wikipedia reference page</w:t></w:r></w:hyperlink><w:r><w:t>: \"If the tens digit is even, the ones digit must be 0, 4, or 8.If the tens digit is odd, the ones digit must be 2 or 6.\"</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"ListParagraph\"/><w:numPr><w:numId w:val=\"2\"/></w:numPr></w:pPr><w:r><w:t>Check the following sum for divisibility by four: twice the tens digit plus the ones digit.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Previous problem:</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://www.mathworks.com/matlabcentral/cody/problems/42405-divisible-by-3\"><w:r><w:t>divisible by 3</w:t></w:r></w:hyperlink><w:r><w:t>. Next problem:</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://www.mathworks.com/matlabcentral/cody/problems/42407-divisible-by-5\"><w:r><w:t>divisible by 5</w:t></w:r></w:hyperlink><w:r><w:t>.</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

430 Solutions
188 Solvers

Last Solution submitted on Aug 10, 2020

Last 200 Solutions

Problem Comments

Solution Comments

Solution 1407234

1 Comment

1 Comment

J. S. Kowontan on 30 Mar 2018

In general, this solution is not valid for single digit numbers.

Solution 1208876

1 Comment

1 Comment

Asif Iqbal on 9 Jun 2017

code won't work for 0,4,8 I just took advantage of test code :(

Solution 691555

1 Comment

1 Comment

J. S. Kowontan on 30 Mar 2018

If input n_str = < '9', then you get Error: Subscript indices must either be real positive integers or logicals.

Problem Recent Solvers188

Problem Tags

Problem 42406. Divisible by 4

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers188

Suggested Problems

More from this Author139

Problem Tags

Problem 42406. Divisible by 4

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers188

Suggested Problems

More from this Author139

Problem Tags

Players