Solution.java

import java.util.Scanner;

public class PalindromeCheck {

    // Function to check if a string is a palindrome
    static boolean isPalindrome(String str) {
        int start = 0, end = str.length() - 1;

        while (start < end) {
            if (str.charAt(start) != str.charAt(end)) {
                return false; // Not a palindrome
            }
            start++;
            end--;
        }
        return true; // Palindrome
    }

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        System.out.print("Enter a string: ");
        String str = scanner.nextLine();

        if (isPalindrome(str)) {
            System.out.println("The string is a palindrome.");
        } else {
            System.out.println("The string is not a palindrome.");
        }

        scanner.close();
    }
}