Count Occurrence of Characters in a String | Coding Round Question #shortsvideo #shortsfeed #coding

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Watch this tutorial to learn about how to find character occurrence in a given string. This is a popular coding round question. This question checks your ability to code an efficient solution. You can use arrays to solve this question but the efficient solution is created using Hashmap. Hashmap as the name suggests is a mapping of values, in our case , a character to it's occurrence (count).
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