How many different six-digit numbers can be formed with one 0, two 1s, and three 2s?
用1个0，两个1，三个2共可组成多少个不同的六位数？
<gadget id="calculator">4 * 5</gadget>
<output>20</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4 * (3/2)</gadget>
<output>6</output>

<gadget id="calculator">5 * 6</gadget>
<output>30</output>

<gadget id="calculator">20 + 30</gadget>
<output>50</output>

<result>50</result>