Xiaojun collected some stamps. He took out half of the stamps and gave them to Xiaoming. He still had 28 stamps. How many stamps did Xiaojun have?
小军收集了一些邮票，他拿出邮票的一半还多1张送给了小明，自己还有28张，小军原来有多少张邮票．
<gadget id="calculator">28 + 1</gadget>
<output>29</output>

<gadget id="calculator">29 * 2</gadget>
<output>58</output>

<result>58</result>