cartoon broadcasts 2 episodes every night. It starts broadcasting on May 28 and ends just after it airs on June 1. How many episodes does this TV series have in total?
一部动画片每晚播出2集，从5月28日开始播出，到6月1日播出后刚好播完，这部电视剧一共有多少集
<gadget id="calculator">31 - 28</gadget>
<output>3</output>

<gadget id="calculator">3 + 1 + 1</gadget>
<output>5</output>

<gadget id="calculator">2 * 5</gadget>
<output>10</output>

<result>10</result>