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Tag: indexoutofboundsexception

How to prevent an ArrayIndexOutOfBoundsException in this case?

The question is: given a string: aaaBBB I need to print: a3B3 (counting occurrences of each letter in a given string). I tried the following: I’m getting an ArrayIndexOutOfBounds Exception, for my last iteration, when I check c[i] with c[i+1] (pretty obvious, because the index i+1 doesn’t exist). I’d want to know some ways to avoid getting this exception, without

How can I overcome ArrayIndexOutOfBoundException for Integer.parseInt(args[0])? [duplicate]

This question already has answers here: String[] args parameter: java.lang.ArrayIndexOutOfBoundsException (3 answers) What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it? (26 answers) Closed 1 year ago. I’ve seen below code in one of the video tutorial.There its executes fine but while I’m trying to execute in my system, it is compiling fine but I’m getting runtime error saying,

In the knights tour challenge, from the coordinates the player is currently on to show the user where they can move

This is from my attempt at the knights tour game, and what I was trying to do here was show the user what moves they could make from whatever position they are in, in the array. The problem arrives with NextPos[x+1][y-2]!=null in the if statement, as the exception java.lang.ArrayIndexOutOfBoundsException: -2 is thrown. I know the array is out of bounds

Getting IndexOutOfBoundException

why does following main method gives IndexOutOfBoundException at list.add(1, 2)? Answer You can’t add an element at index 1 when it the ArrayList is empty. It starts at 0, or just use add. Per the ArrayList#add(int index, E element) javadoc, Throws: When size == 0, the index 1 is out of range.

Exception in thread “main” java.lang.ArrayIndexOutOfBoundsException: 1000000 at problem2.main(problem2.java:17)

I get the following error and I don’t know why. I tried looking it up, but I didn’t find a solution. Exception in thread “main” java.lang.ArrayIndexOutOfBoundsException: 1000000 at problem2.main(problem2.java:17) Here is my code: Answer The problem is not the size of the int[]. Your while loop is constantly checking if a[i] is less than 4000000 while the i variable is

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