/************************************************************************************
d2.subarray
Path subarrays.
Input a four digit hexadecimal number in the input text field, and type return.
Should display the middle digits in the output text field.
Check value abcd generates bc.
Check program.print to ensure reprints properly.
************************************************************************************/

path opd[ 16 ];

input( "opd", 10, 50, 16, 16 ) { out opd };
{ in opd[ 8 @ 4 ] } output( "opd[ 8 @ 4 ]", 10, 100, 16, 8 );