How many different decimals can be formed by using the number cards 6, 6, 2, 3 and the decimal point "."
用数字卡片6，6，2，3和小数点"．"，一共可以组成多少个不同的小数．
<gadget id="calculator">4 * 3 * 1 * 1 * 3</gadget>
<output>36</output>

<result>36</result>