Numbers with prime digits whose sum is 13: Difference between revisions

=={{header|REXX}}==

<lang rexx>/*REXX pgm finds and displays all decimal numbers whose digits are prime and sum to 13. */

$= /*variable to hold the list of #s found*/

do j=LO for HI-LO+1 /*search for numbers in this range. */

parse var j a 2 b 3 '' -1 z /*parse: 1st, 2nd, & last decimal digs.*/

sum= a + b + z /*sum: " " " " " " */