There are 22 pots of chrysanthemums placed in rows at the gate of the school, and 2 pots of chrysanthemums are placed between the 2 pots of chrysanthemums. How many pots of chrysanthemums are there in total?
学校大门口摆一排一串红，一共22盆，再在2盆一串红之间放2盆菊花，一共摆菊花多少盆？
<gadget id="calculator">22 - 1</gadget>
<output>21</output>

<gadget id="calculator">21 * 2</gadget>
<output>42</output>

<result>42</result>