CareerBuilder Interview Question: Write a function to determine if a given integer is a happy number. | Glassdoor

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CareerBuilder Relaxed & Informal, Yet Thorough Interview Process interview

CareerBuilder interview question

Relaxed & Informal, Yet Thorough Interview Process Interview

Write a function to determine if a given integer is a happy number.

Interview Answer

Anonymous

Mar 1, 2014

Hint: Sort the digits first.

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