Scout Xiao Wang seized 5 packages of pirated video discs, each pack contained 4 bundles, and each bundle contained 20 discs. How many discs were seized in total?
侦察员小王扣押了5包盗版影碟，每包有4捆，每捆有20张，共扣押了多少张光碟？
<gadget id="calculator">5 * 4 * 20</gadget>
<output>400</output>

<result>400</result>