The construction workers are building a sports pool for the Guangming Stadium. The length, width and height of the swimming pool are 50m, 12m, and 1.3m respectively. How many cubic meters of earth and stone will the construction workers dig out?
建筑工人正在为光明体育场修建一座体育池，游泳池的长宽高分别为50m，12m，1.3m，建筑工人要挖出的土石方至少有多少立方米？
<gadget id="calculator">50 * 12 * 1.3</gadget>
<output>780</output>

<result>780</result>