JavaScript exposes strings as a sequence of 16-bits / UCS-2 characters. For well-formed strings, these characters are UTF-16 code units. UTF-16 uses Surrogate Pairs for any Unicode codepoints outside ...
Understand what the interviewer is asking for by using test cases and questions about the problem. Established a set (2-3) of test cases to verify their own solution later. Established a set (1-2) of ...
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