<TestCase>
<!-- http://stackoverflow.com/questions/2983161/code-golf-diamond-pattern/2984300#2984300  -->
<code>~\:b;\:a,{[.a-~" "*'/'@' '*.'\\'4$]b*}%n*.-1%](*n*</code>
<Inputs>
<input>1 6 2</input>
<input>2 2 2</input>
<input>4 3 1</input>
</Inputs>
</TestCase>