Annie has 5 pieces of chocolate, and she eats at least one piece every day, and eats an integer number of pieces until she runs out. How many ways can she eat it?
安妮有5块巧克力，每天至少吃一块，且吃整数块，直到吃完为止，共有多少种吃法．
<gadget id="calculator">1 + 3 + 4 + 3 + 2 + 2 + 1</gadget>
<output>16</output>

<result>16</result>