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Problem 865. Add more zeros

Find code that adds one 0 to each sequence of 0 in a string (composed with only 0 or 1).

For example:

 '1010' -> '100100'
 '0110' -> '001100'
 '1000' -> '10000'
 '1111' -> '1111'

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Solution Statistics

48 correct solutions 47 incorrect solutions
Last solution submitted on Aug 28, 2014

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