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3. Longest Substring Without Repeating Characters #leetcodequestionandanswers #java #coding #microsoftinterview #javainterviewquestions #interview #amazoninterviewpreparation #googleinterview #leetcode #javaprogramming #dsa #dsalgo #programming
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Given a string s, find the length of the longest
substring
without repeating characters.
Example 1:
Input: s = "abcabcbb"
Output: 3
Explanation: The answer is "abc", with the length of 3.
Example 2:
Input: s = "bbbbb"
Output: 1
Explanation: The answer is "b", with the length of 1.
Example 3:
Input: s = "pwwkew"
Output: 3
Explanation: The answer is "wke", with the length of 3.
Notice that the answer must be a substring, "pwke" is a subsequence and not a substring.