There is a square flower garden with a side length of 16 meters. Lan Lan ran 8 times around the flower garden. How many meters did he run in total?
有一块边长是16米的正方形花圃，兰兰绕着花圃的四周跑了8圈．他一共跑了多少米？
<gadget id="calculator">16 * 4 * 8</gadget>
<output>512</output>

<result>512</result>