Build a pile of square bricks on the ground into a cuboid pile of 20 bricks, 10 pieces in width, and 8 pieces in height. If the long side of the pile of bricks is close to the wall, apply lime to the surface of the pile of bricks. How many bricks are there that have not been limed?
在地上将一堆方砖垒成长为20块砖，宽为10块，高为8块的长方体砖堆，如果这个砖堆的长边一面靠墙，给这个砖堆的表面涂上石灰．那么没有被涂上石灰的砖共有多少块．
<gadget id="calculator">18 * 9 * 7</gadget>
<output>1_134</output>

<result>1_134</result>