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Ingy döt Net 2023-07-01 11:58:00 -04:00
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Task/Sleeping-Beauty-problem/Perl/sleeping-beauty-problem.pl Normal file
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use strict;
use warnings;
sub sleeping_beauty {
my($trials) = @_;
my($gotheadsonwaking,$wakenings);
$wakenings++ and rand > .5 ? $gotheadsonwaking++ : $wakenings++ for 1..$trials;
$wakenings, $gotheadsonwaking/$wakenings
}
my $trials = 1_000_000;
printf "Wakenings over $trials experiments: %d\nSleeping Beauty should estimate a credence of: %.4f\n", sleeping_beauty($trials);