A square flower bed with a side length of 20 meters has an average of 5 flowers per square meter. How many flowers can be planted in this flower bed?
一个边长20米的正方形花坛，平均每平方米种5棵花，这个花坛一共可种多少棵花？
<gadget id="calculator">20 * 20 * 5</gadget>
<output>2_000</output>

<result>2_000</result>