Em 04/06/2013 13:52, Spehro Pefhany escreveu: >> Line 8. Should be i++ not ++i > This is a pre-increment rather than post-increment, so you start > with 1 rather than 0. Not wrong. If you wanted to use i++ you'd > have to start with i =3D 1. Wrong! In the way the variable is being used both ways give the same result. It would only matter if the resulting value were to be used. Isaac --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .