There are 8 red balls, 3 yellow balls, and 9 white balls in a wooden box. At least how many balls must be drawn to ensure that there are 6 balls of the same color.
木箱里有红球8个，黄球3个，白球9个，至少要摸出多少个球才能保证有6个球同色．
<gadget id="calculator">5 * 2</gadget>
<output>10</output>

<gadget id="calculator">3 + 10 + 1</gadget>
<output>14</output>

<result>14</result>