A farm sows corn on June 17 and harvests it on September 30. How long is the growing period of this batch of corn?
一个农场6月17日播种玉米，到9月30日收割，这批玉米的生长期是多少天？
<gadget id="calculator">31 + 31 + 30</gadget>
<output>92</output>

<gadget id="calculator">30 - 17</gadget>
<output>13</output>

<gadget id="calculator">13 + 1</gadget>
<output>14</output>

<gadget id="calculator">92 + 14</gadget>
<output>106</output>

<result>106</result>