add solution to task 1

1 files changed, 35 insertions, 0 deletions

diff --git a/challenge-016/steven-wilson/perl5/ch-1.pl b/challenge-016/steven-wilson/perl5/ch-1.pl
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+#!/usr/bin/env perl
+# Author: Steven Wilson
+# Date: 2019-07-08
+# Week: 016
+#
+# Task #1
+# Pythagoras Pie Puzzle, proposed by Jo Christian Oterhals.
+#
+# At a party a pie is to be shared by 100 guest. The first guest gets 1%
+# of the pie, the second guest gets 2% of the remaining pie, the third
+# gets 3% of the remaining pie, the fourth gets 4% and so on.
+#
+# Write a script that figures out which guest gets the largest piece of
+# pie.
+
+use strict;
+use warnings;
+use feature qw/ say /;
+
+my $pie                  = 360;
+my $current_guest        = 1;
+my $guest_with_max_share = 1;
+my @share_of_pie;
+
+while ( $pie != 0 ) {
+    my $current_share = $pie * ( $current_guest / 100 );
+    $pie -= $current_share;
+    $share_of_pie[$current_guest] = $current_share;
+    if ( $share_of_pie[$guest_with_max_share] < $current_share ) {
+        $guest_with_max_share = $current_guest;
+    }
+    $current_guest++;
+}
+
+say "Guest $guest_with_max_share gets the largest piece of the pie.";