Java Palindrome String | Step-by-Step Explanation with Code | Java Interview Question

Опубликовано: 04 Май 2026
на канале: RAHUL VIJAYAN
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Are you preparing for coding interviews or want to improve your Java skills? In this video, we break down how to check if a string is a palindrome in Java. A palindrome is a word, phrase, or sequence that reads the same forward and backward, ignoring spaces, punctuation, and case.

🔥 What you will learn in this video?
✔️ Understanding what a palindrome is
✔️ Step-by-step breakdown of the Java code
✔️ Using the two-pointer approach for optimal efficiency
✔️ Handling special cases like spaces and punctuation
✔️ Writing clean and efficient Java code for interviews

🔍 Code Used in the Video:
We implement the solution in Java using a two-pointer approach and regular expressions to remove non-alphanumeric characters. The method ensures a case-insensitive comparison while efficiently checking if the string is a palindrome.

💻 Test Cases:
✅ "abba" → true
❌ "Hello, World!" → false

📌 Who is this video for?

Java beginners looking to improve their problem-solving skills
Students preparing for FAANG and technical interviews
Developers aiming to write clean and efficient Java code
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