Longest Substring Without Repeating Characters · Coding Interview Practice

Longest Substring Without Repeating CharactersGiven a string, find the length of the longest substring without repeating characters.Constraints

0 <= s.length <= 5 * 10^4

s consists of English letters, digits, symbols and spaces

Examples

Input: "abcabcbb" Output: 3

Input: "bbbbb" Output: 1

Input: "pwwkew" Output: 3

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