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Problem 288. Construct a string from letters and counts

Created by Alex Feinman

Given two input arrays like this: [5,3,1] ['a','b','c']

Output a string that contains each letter the specified number of times, e.g.:

    'aaaaabbbc'

If given an invalid input (for example, a negative number), output the string 'ERROR'.

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Solution Statistics

80 correct solutions 170 incorrect solutions
Last solution submitted on Jul 23, 2014

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