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#!/usr/bin/perl
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use warnings;
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use strict;
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my $greeting = 'Hello';
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my $planet = 'world';
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write();
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$greeting = 'Greetings';
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$planet = 'Mars';
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write();
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$greeting = 'Howdy';
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$planet = 'Pluto';
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write();
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format STDOUT =
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I would like to say @<<<<<<<<< @<<<<<<<!
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$greeting, $planet |