There are 14 △, if you want to color the 4 adjacent ones, how many different ways are there in total?
有14个△，如果要给相邻的4个涂上颜色，一共有多少种不同的涂法．
<gadget id="calculator">14 - 4</gadget>
<output>10</output>

<gadget id="calculator">10 + 1</gadget>
<output>11</output>

<result>11</result>