imensional <code>int</code> (assignable to <code>real</code>) array <code>z</code> with values:</p>
<pre><code>z[1, 1, 1] = 1
z[2, 1, 1] = 2
z[1, 2, 1] = 3
z[2, 2, 1] = 4
z[1, 3, 1] = 5
z[2, 3, 1] = 6
z[1, 1, 2] = 7
z[2, 1, 2] = 8
z[1, 2, 2] = 9
z[2, 2, 2] = 10
z[1, 3, 2] = 11
z[2, 3, 2] = 12
z[1, 1, 3] = 13
z[2, 1, 3] = 14
z[1, 2, 3] = 15
z[2, 2, 3] = 16
z[1, 3, 3] = 17
z[2, 3, 3] = 18
z[1, 1, 4] = 19
z[2, 1, 4] = 20
z[1, 2, 4] = 21
z[2, 2, 4] = 22
z[1, 3, 4] = 23
z[2, 3, 4] = 24</code></pre>
<p>If the und