A cube of stone has a side length of 5 decimeters. If 1 cubic decimeter of the stone weighs 3.2 kilograms, how much does the stone weigh?
一块正方体的石料，棱长5分米，如果1立方分米的石料重3.2千克，这块石料重多少千克？
<gadget id="calculator">5 * 5 * 5 * 3.2</gadget>
<output>400</output>

<result>400</result>