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How to find duplicate characters in String using java
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"Welcome to our Java Interview questions! In this video, we'll learn how to write a Java program to find duplicate characters in a string.
Finding duplicate characters is most commonly asked interview question.
In this step-by-step tutorial, we'll walk you through the process of developing a Java program that efficiently detects and counts duplicate characters in a given string. We'll explore using a HashMap and an array, to solve this problem.
Input: RTechJavaDev
Output: aev
Finding duplicate characters is most commonly asked interview question.
In this step-by-step tutorial, we'll walk you through the process of developing a Java program that efficiently detects and counts duplicate characters in a given string. We'll explore using a HashMap and an array, to solve this problem.
Input: RTechJavaDev
Output: aev
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