Longest Substring Without Repeating Characters Medium
LeetCode-Solutions 1.Longest Substring Without Repeating Characters 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. Example 4: Input: s = "" Output: 0 Constraints: 0 <= s.length <= 5 * 10 4 s consists of English letters, digits, symbols and spaces. Explanation about the solutions: To solve this proble...