960919-AddDoubles 教學內容

因Blog內定文章格式關係，故以"囗"為空格請自行修改回去！

class AddDoubles {

囗囗public static void main (String args[]) {

囗囗囗囗double x = 7.5;
囗囗囗囗double y = 5.4;
囗囗囗囗double z;


囗囗囗囗System.out.println("x is " + x);
囗囗囗囗System.out.println("y is " + y);

囗囗囗囗z = x + y;
囗囗囗囗System.out.println("x + y is " + z);

囗囗囗囗z = x - y;
囗囗囗囗System.out.println("x - y is " + z);

囗囗}

囗}