A square orchard has a side length of 340 meters. If a fence is used to surround the orchard, what is the length of the fence in meters?
一个正方形果园，边长是340米，如果要用篱笆把果园的四周围起来，求篱笆的长是多少米？
<gadget id="calculator">340 * 4</gadget>
<output>1_360</output>

<result>1_360</result>