## Leetcode 3: Finding Longest Substring without Repeating Characters

Problem Description Given a string s, find the length of the longest substring without repeating characters. Example 1: Example 2: Example 3: Constraints: Approaches Approach 1: Brute Force Algorithm: Time Complexity: (O(n^3))Space Complexity: (O(min(n, m))) where (m) is the character set size. Python Code: Approach 2: Sliding Window Algorithm: Time Complexity: (O(n))Space Complexity: (O(min(n, m)))…