The magician performed magic. At the beginning, there were 3 table tennis balls in the box on the table. For the first time, he took out 1 ball from the box, turned it into 3 and put them all back into the box; the second time , he takes 2 balls out of the box, turns each ball into 3, and puts them all back into the box...for the tenth time, he takes 10 balls out of the box, turns each ball into 3 Then, put them all back in the box. Please do the math, how many ping pong balls are there in the box now?
魔术师表演魔术，刚开始，桌上的盒子里放着3个乒乓球，第一次，他从盒子里拿出1个球，把它变成3个后全部放回盒子里；第二次，他从盒子里拿出2个球，把每个球变成3个后，又全部放回盒子里…第十次，他从盒子里拿出10个球，把每个球变成3个后，再全部放回盒子里．请你算一算，现在盒子里一共有几个乒乓球？
<gadget id="calculator">1 + 10</gadget>
<output>11</output>

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

<gadget id="calculator">11 * 5</gadget>
<output>55</output>

<gadget id="calculator">2 * 55</gadget>
<output>110</output>

<gadget id="calculator">110 + 3</gadget>
<output>113</output>

<result>113</result>