E-Sources Informatics

import jeliot.io.*;

public class MyClass {

public static boolean isPalindrome(String word) {
    int left  = 0;                 // index of leftmost unchecked char
    int right = word.length() -1;  // index of the rightmost
  
    while (left < right) {         // continue until they reach center
        if (word.charAt(left) != word.charAt(right)) {
            return false;          // if chars are different, finished
        }
        left++;                    // move left index toward the center
        right--;                   // move right index toward the center
    }
  
    return true;                   // if finished, all chars were same
}

    public static void main() {
    if (isPalindrome("Kasr"))
        System.out.println("Palindrome");
    else
        System.out.println("Bukan Palindrome");

    }
}