There is a decimal, first move its decimal point to the left by 2004, and then move it to the right by 2005, the result is 40.3, what is the original decimal.
有一个小数，先把它的小数点向左移动2004位后，再向右移动2005位，结果是40.3，原来的小数是多少．
<result>4.03</result>