Problem 42764. Find the next square number

Created by Steven Van Vaerenbergh

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>Given one or more integers n, find the next integer that is a square, for each of them.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Example 1:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[n = 1;\nout = 4;]]></w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Example 2:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[n = [5 7 9];\nout = [9 9 16];]]></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

124 Solutions
54 Solvers

Last Solution submitted on Oct 24, 2022

Last 200 Solutions

Problem Comments

Solution Comments

Solution 844662

1 Comment

1 Comment

Peng Liu on 6 Mar 2016

Similar to Solution 844592, this fails for large x, e.g., x = 1e16, due to floating point errors

Solution 844630

1 Comment

1 Comment

Peng Liu on 6 Mar 2016

This solution is numerically more stable than Solution 844592.

Solution 844592

1 Comment

1 Comment

Peng Liu on 6 Mar 2016

This solution fails for large x > 1e15 due to floating point errors (e.g., 1e16+0.5==1e16).

Problem Recent Solvers54

Problem Tags

Community Treasure Hunt

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

Start Hunting!

Problem 42764. Find the next square number

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers54

Suggested Problems

More from this Author2

Problem Tags

Community Treasure Hunt

Problem 42764. Find the next square number

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers54

Suggested Problems

More from this Author2

Problem Tags

Community Treasure Hunt

Players