Problem 288. Construct a string from letters and counts

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'.

Solve

Solution Stats

33.74% Correct | 66.26% Incorrect
Last Solution submitted on Jul 02, 2024

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error-checking strings

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