The number displayed on the electronic watch is 10:20:05. If it is from now to 12:00, how many situations are there in which the 6 numbers displayed on the electronic watch are different?
电子表现在显示的数字是10：20：05，如果从现在起到12点整为止，那么电子表显示的6个数字都不相同的情况共有多少种．
<gadget id="calculator">6 - 2</gadget>
<output>4</output>

<gadget id="calculator">6 - 3</gadget>
<output>3</output>

<gadget id="calculator">10 - 4</gadget>
<output>6</output>

<gadget id="calculator">10 - 5</gadget>
<output>5</output>

<gadget id="calculator">4 * 3 * 6 * 5</gadget>
<output>360</output>

<result>360</result>