Xiaohua and her sister play shuttlecock. My sister kicked a total of 81 times in three times, and Xiaohua kicked 25 times in both the first and second times. If she wants to surpass her sister, how many kicks should Xiaohua have at least in the third time?
小华和姐姐踢毽子．姐姐三次一共踢81下，小华第一次和第二次都踢了25下，要想超过姐姐，小华第三次最少要踢多少个．
<gadget id="calculator">25 + 25</gadget>
<output>50</output>

<gadget id="calculator">81 - 50</gadget>
<output>31</output>

<gadget id="calculator">31 + 1</gadget>
<output>32</output>

<result>32</result>