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Mar 12, 2024 · Given a string, write a Java function to check if it is palindrome or not. A string is said to be palindrome if reverse of the string is same as string. For example, “abba” is palindrome, but “abbc” is not palindrome. The problem here is solved using string reverse function.
Palindrome String Check Program in Java. This Java program asks the user to provide a string input and checks it for the Palindrome String. Scanner class and its function nextLine() is used to obtain the input, and println() function is used to print on the screen.
A string is called a palindrome string if the reverse of that string is the same as the original string. For example, radar, level, etc. Similarly, a number that is equal to the reverse of that same number is called a palindrome number. For example, 3553, 12321, etc.
Palindrome Program in Java. Palindrome number in java: A palindrome number is a number that is same after reverse. For example 545, 151, 34543, 343, 171, 48984 are the palindrome numbers. It can also be a string like LOL, MADAM etc.
- Check Palindrome String Using java.util.Stack
- Check Palindrome String Using java.util.Queue
- Check Palindrome String Using Loops
Using stack’s push() and pop()methods, we can build a reverse string for a given string. Then we compare both strings.
Using Queue’s add() and remove()methods, we can build a reverse string for a given string. Then we compare both strings.
This is simplest approach which simply iterated the char array backwards and creates the string by appending chars to produce reverse string. Drop me your questions related to check whether the given string is a palindrome or not in java. Happy Learning !!
Mar 17, 2024 · In this article, we’re going to see how we can check whether a given String is a palindrome using Java. A palindrome is a word, phrase, number, or other sequences of characters which reads the same backward as forward , such as “madam” or “racecar”.
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How to check Palindrome String in Java. We can check palindrome string by reversing string and checking whether it is equal to original string or not. Let's see the example code to check palindrome string in java. File: PalindromeChecker.java.
