FIND First Unique Character in a String - Leetcode 387

Leetcode 387. First Unique Character in a String - Python Solution

Given a string s, find the first non-repeating character in it and return its index. If it does not exist, return -1.
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Key Moments
0:00 Intro to how to find First Unique Character in a String
0:19 Explanation of How to Find First Unique Character in a String
3:00 Code for How to Find First Unique Character in a String
6:18 Results
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