Security Problem Tests 3, 6. / Outputs Right in 4 of 6 tests

Question

import java.util.Scanner;

public class Program
{
public static void main(String[] args) {
Scanner kgb = new Scanner(System.in);
String phrase = kgb.nextLine();
int k=0, j=0, front=0, back=0;;
boolean var=false;

for (k=0 ; k<phrase.length(); k++)
{
if (((phrase.charAt(k)=='

Answer 1

Hi please share your code or paste the code in description so we could see what's the problem

Answer 2

Also mention the language name in tags where you have added guard ,

as well as linking the code in description increases chances of getting help from people with knowledge in this language:-)

Answer 3

Set front to -1. Because The charecters may also be in 0th position.. And change code accordingly..