Lele and Tiantian's home are in the same high-rise building, and Lele's home is on the upper floor of Tiantian's home. There are 13 floors above Lelejia, and 10 floors below Tiantianjia. How many floors does this building have?
乐乐和天天的家在同一幢高楼上，乐乐家在天天家的上面一层．乐乐家上面还有13层，天天家下面还有10层．这幢楼一共有多少层．
<gadget id="calculator">13 + 1</gadget>
<output>14</output>

<gadget id="calculator">14 + 10 + 1</gadget>
<output>25</output>

<result>25</result>