add a bigInteger value to a 2d array

For those with a maths background it is a surprising feature that System.out.println(“=” + (-3 % 4)); for example, returns -3 instead of 1 (which would be in the range [0,3]); Edit: in other words, the error message error message: Exception in thread “main” java.lang.ArrayIndexOutOfBoundsException: -8 is ultimately caused by (n % m) can return … Read more

In java, is there anyway to go from a array of objects that got returned to the number of objects in the array? [closed]

You need to use method size() to get the number of objects in a list: List<String> list = new ArrayList<String>(); list.add(“balh”); list.add(“balh”); list.add(“balh”); System.out.println(list.size()); OUTPUT: 3 and for array of objects, you need to use the final field length: String[] array = {“blah”, “blah”, “blah”}; System.out.println(array.length); OUTPUT: 3