Problem 57. Summing Digits within Text

Created by Cody Team

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 a string with text and digits, add all the numbers together.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Examples:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[ Input str = '4 and 20 blackbirds baked in a pie'\n Output total is 24\n\n Input str = '2 4 6 8 who do we appreciate?'\n Output total is 20]]></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

4433 Solutions
2210 Solvers

Last Solution submitted on Jun 07, 2023

Last 200 Solutions

Problem Comments

3 Comments

3 Comments

Jean-Marie Sainthillier on 19 Jul 2012

Very nice !

Dariusz on 3 Feb 2013

This problem shouldn't be named "Summing digits...." because it is the wrong approach. In the first example you sum numbers because 20 is not a digit. If it was - then it should be sum = 6.

Carl Witthoft on 18 Nov 2015

What if there are decimals "I have $3.25 in 4 pockets" ? Should the answer be 7.25 or 32?

Solution Comments

Show comments

Problem Recent Solvers2210

Problem Tags

Community Treasure Hunt

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

Start Hunting!

Problem 57. Summing Digits within Text

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers2210

Suggested Problems

More from this Author96

Problem Tags

Community Treasure Hunt

Problem 57. Summing Digits within Text

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers2210

Suggested Problems

More from this Author96

Problem Tags

Community Treasure Hunt

Players