Leetcode Problem 616. Add Bold Tag in String

616. Add Bold Tag in String

Leetcode Solutions

Initialize a boolean array bold with the same length as s, with all values set to false.
For each word in words, find all occurrences in s and mark the corresponding characters in bold as true.
Iterate through s and build the result string. If bold[i] is true and bold[i - 1] is false, insert <b> before s[i]. If bold[i] is true and bold[i + 1] is false, insert </b> after s[i].
Return the result string.

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