Problem 2487. Create Combination

Created by rifat

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>Motivation: In many problems, we need to create combinations with the function nchoosek. In some cases, however, choices are limited in particular fields. This problem is an exercise based on this issue.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Problem statement: Given a vector v, create a combination matrix where an element on i-th column can not exceed v(i). All values of input vector will be of single digit.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Example:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[v = [1 3 2];\nOutput =[\n     1     1     1\n     1     1     2\n     1     2     1\n     1     2     2\n     1     3     1\n     1     3     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

119 Solutions
37 Solvers

Last Solution submitted on Dec 15, 2021

Last 200 Solutions

Problem Comments

Solution Comments

Solution 1525392

1 Comment

1 Comment

bainhome on 18 May 2018

it is much better than my solution.

Solution 505997

1 Comment

1 Comment

rifat on 12 Dec 2014

brilliant...

Problem Recent Solvers37

Problem Tags

nchoosek

Community Treasure Hunt

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

Start Hunting!

Problem 2487. Create Combination

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers37

Suggested Problems

More from this Author44

Problem Tags

Community Treasure Hunt

Problem 2487. Create Combination

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers37

Suggested Problems

More from this Author44

Problem Tags

Community Treasure Hunt

Players