Problem 57. Summing Digits within Text

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Given a string with text and digits, add all the numbers together.

Examples:

 Input str = '4 and 20 blackbirds baked in a pie'
 Output total is 24

 Input str = '2 4 6 8 who do we appreciate?'
 Output total is 20

Solve

Solution Stats

Last solution submitted on Jul 15, 2019

Last 200 Solutions

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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

Solution 1866232

1 Comment

1 Comment

SJ Won on 5 Jul 2019 at 15:48

I don't understand why this is failing?? Can someone explain? It works in matlab for me

Solution 1029205

1 Comment

1 Comment

Dan Po on 24 Oct 2016

this is hard

Solution 457992

1 Comment

1 Comment

Teemu Pulkkinen on 18 Jun 2014

I'm cheating a bit here (by parsing out the dash and dollar sign)

Solution 214053

1 Comment

1 Comment

kwijibo28 on 31 Jan 2014

That's cheating.

Problem 57. Summing Digits within Text

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Last 200 Solutions

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Problem 57. Summing Digits within Text

Solution Stats

Last 200 Solutions

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Recent Solvers997

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