Let a and b be natural numbers, define a☆b as follows: if a≥b, a☆b=ab, if a<b, then a☆b=ba, calculate (3☆10)☆6=how much.
设a、b为自然数，定义a☆b如下：如果a≥b，a☆b=a-b，如果a＜b，则a☆b=b-a，计算(3☆10)☆6=多少．
<gadget id="calculator">10 - 3</gadget>
<output>7</output>

<gadget id="calculator">7 - 6</gadget>
<output>1</output>

<result>1</result>