The walls and ceiling of Mingming's room were freshly painted. The room was 4 meters long, 3 meters wide, and 3 meters high. Excluding the area of doors and windows of 4.7 square meters, and using 0.6 liters of paint per square meter, how much paint is needed to paint a room?
明明的房间四壁和顶面粉刷一新，房间长4米，宽3米，高3米．除去门窗面积4.7平方米，每平方米用涂料0.6升，粉刷明明房间需要用多少涂料？
<gadget id="calculator">4 * 3</gadget>
<output>12</output>

<gadget id="calculator">4 * 3 * 2</gadget>
<output>24</output>

<gadget id="calculator">3 * 3 * 2</gadget>
<output>18</output>

<gadget id="calculator">18 - 4.7</gadget>
<output>13.3</output>

<gadget id="calculator">12 + 24 + 13.3</gadget>
<output>49.3</output>

<gadget id="calculator">49.3 * 0.6</gadget>
<output>29.58</output>

<result>29.58</result>