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Inside of an expression, the whitespace characters \n, \t and \f are c
+onsidered to be equivalent to a single space. Thus, you could think o
+f this filter being applied to each value in the format:

 $value =~ tr/\n\t\f/ /;

The remaining whitespace character, \r, forces the printing of a new l
+ine if allowed by the picture line.

#!/bin/env perl -w
use strict;
...
       as sunshine flows into trees.
                         -John Muir
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