Here's a quick tutorial on how to use printf to format Java int, long, short and byte values. It's pretty easy to do. And the output you can generate can be very visually appealing.

Another way to size Java arrays is to provide all of the array elements at the time of initialization: // Size the Java array with a set of known values int[] arraySizeExample = new {0,1,1,2,3,5,8}; ...