Problem 1124. String permutations on phone keyboard

Created by Mehmet OZC

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Given a number such as 2639 return all possible string permutations using the phone-keyboard on Problem 1069.

input = 2639

output = {'amdw' 'amdx' 'amdy' ... 'andy' 'andz' ... 'body' 'bodz' ... 'cody' ... 'cofz'}

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Last solution submitted on Oct 19, 2018

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Solution 178930

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1 Comment

Jean-Marie Sainthillier on 20 Aug 2013

Amazing. It's a poem...

Solution 178688

2 Comments

2 Comments

Aurelien Queffurust on 18 Dec 2012

This solution which is leading solution is not correct when the input x is a single number. For example if x = 2 , you expect a,b,c instead you only return a

Takehiko KOBORI on 18 Dec 2012

Thank you for your advice.
I correct it.

Solution 178642

1 Comment

1 Comment

sea knowledge on 18 Dec 2012

why the given result is in the format of cell,not char,why 'amdw'~='admw',which my matlab only give the latter,rather than the former one

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phone string permutations

Problem 1124. String permutations on phone keyboard

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Last 200 Solutions

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Problem Recent Solvers15

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Problem 1124. String permutations on phone keyboard

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Last 200 Solutions

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Problem Recent Solvers15

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