Integers wedge

$\_$

height, wedge

$\_$

length, and wedge

$\_$

width are read from input, representing the height, the length, and the width of a wedge, respectively. Assign wedge

$\_$

volume with the volume of the wedge.

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Ex: If the input is:

$1$

$8$

$1$

$4$

$6$

then the output is:

Volume:

$7$

$5$

$6$

$.$

$0$

$0$

Note: The volume of a wedge is calculated by dividing the product of the height, the length, and the width by

$2$

$.$