Which of the following formulas yields 0?
下面各算式中，得数是0的算式是多少
<gadget id="calculator">0 / 1</gadget>
<output>0</output>

<gadget id="calculator">1 / 1</gadget>
<output>1</output>

<gadget id="calculator">0 * 1 * 1</gadget>
<output>0</output>

<result>0</result>