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Longest Substring Without Duplicates
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Longest Substring Without Duplicates

MediumPython

Problem

Given a string s, find the length of the longest substring without duplicate characters.

Implement length_of_longest_substring(s). Return an integer representing the maximum length. A substring must contain contiguous characters, and the comparison is case-sensitive.

Input and Output

  • Input: a string s.
  • Output: the length of the longest substring with no repeated characters.

Constraints

  • 0 <= len(s) <= 5 * 10^4
  • s may contain any printable or Unicode characters
  • Character comparison is case-sensitive

Function Signature

def length_of_longest_substring(s):
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