- Added solutions by Darren Bottin.

44 files changed, 5564 insertions, 5502 deletions

diff --git a/challenge-030/darren-bottin/README b/challenge-030/darren-bottin/README
new file mode 100644
index 0000000000..6c792afe8e
--- /dev/null
+++ b/challenge-030/darren-bottin/README
@@ -0,0 +1 @@
+Solutions by Darren Bottin.
diff --git a/challenge-030/darren-bottin/perl5/ch-1.pl b/challenge-030/darren-bottin/perl5/ch-1.pl
new file mode 100644
index 0000000000..57a3737a53
--- /dev/null
+++ b/challenge-030/darren-bottin/perl5/ch-1.pl
@@ -0,0 +1,11 @@
+#!perl
+use strict;
+use warnings;
+
+#Task 1
+use POSIX;
+for my $year (2019..2100) {
+  my $date = POSIX::strftime ("%w %Y-%m-%d",
+             0, 0, 0,  25,  11, $year-1900);
+  print "$date is a Sunday Christmas\n" if $date =~ s/^0 //g;
+}
diff --git a/challenge-030/darren-bottin/perl5/ch-2.pl b/challenge-030/darren-bottin/perl5/ch-2.pl
new file mode 100644
index 0000000000..6c20a4718d
--- /dev/null
+++ b/challenge-030/darren-bottin/perl5/ch-2.pl
@@ -0,0 +1,14 @@
+#!perl
+use strict;
+use warnings;
+
+my %solutions;
+for my $foo (1..10) {
+  for my $bar ($foo+1..11-$foo) {
+    my $baz = 12 - $foo - $bar;
+    my @sorted = sort ($foo, $bar, $baz);
+    my $asoln = join ("\+", @sorted);
+    $solutions{$asoln}++;
+  }
+}
+print "$_ = 12\n" foreach sort keys %solutions;
diff --git a/members.json b/members.json
index 1ae78d5bc3..8955acea9b 100644
--- a/members.json
+++ b/members.json
@@ -21,6 +21,7 @@
     "colin-crain"           : "Colin Crain",
     "daniel-mantovani"      : "Daniel Mantovani",
     "daniel-mita"           : "Daniel Mita",
+    "darren-bottin"         : "Darren Bottin",
     "dave-cross"            : "Dave Cross",
     "dave-jacoby"           : "Dave Jacoby",
     "david-kayal"           : "David Kayal",
diff --git a/stats/pwc-challenge-001.json b/stats/pwc-challenge-001.json
index effda0f1ed..baca3ad92b 100644
--- a/stats/pwc-challenge-001.json
+++ b/stats/pwc-challenge-001.json
@@ -1,68 +1,47 @@
 {
-   "xAxis" : {
-      "type" : "category"
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "plotOptions" : {
       "series" : {
+         "borderWidth" : 0,
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 001"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
       }
    },
-   "tooltip" : {
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : 1
-   },
    "series" : [
       {
+         "colorByPoint" : 1,
          "name" : "Perl Weekly Challenge - 001",
          "data" : [
             {
                "drilldown" : "Adam Russell",
-               "name" : "Adam Russell",
-               "y" : 3
+               "y" : 3,
+               "name" : "Adam Russell"
             },
             {
                "name" : "Ailbhe Tweedie",
-               "drilldown" : "Ailbhe Tweedie",
-               "y" : 1
+               "y" : 1,
+               "drilldown" : "Ailbhe Tweedie"
             },
             {
-               "drilldown" : "Alex Daniel",
                "name" : "Alex Daniel",
+               "drilldown" : "Alex Daniel",
                "y" : 2
             },
             {
-               "name" : "Andrezgz",
+               "y" : 2,
                "drilldown" : "Andrezgz",
-               "y" : 2
+               "name" : "Andrezgz"
             },
             {
+               "name" : "Antonio Gamiz",
                "y" : 2,
-               "drilldown" : "Antonio Gamiz",
-               "name" : "Antonio Gamiz"
+               "drilldown" : "Antonio Gamiz"
             },
             {
+               "drilldown" : "Arne Sommer",
                "y" : 5,
-               "name" : "Arne Sommer",
-               "drilldown" : "Arne Sommer"
+               "name" : "Arne Sommer"
             },
             {
                "y" : 2,
@@ -71,43 +50,43 @@
             },
             {
                "drilldown" : "Athanasius",
-               "name" : "Athanasius",
-               "y" : 2
+               "y" : 2,
+               "name" : "Athanasius"
             },
             {
-               "y" : 2,
+               "name" : "Bob Kleemann",
                "drilldown" : "Bob Kleemann",
-               "name" : "Bob Kleemann"
+               "y" : 2
             },
             {
-               "y" : 1,
                "name" : "Daniel Mantovani",
+               "y" : 1,
                "drilldown" : "Daniel Mantovani"
             },
             {
+               "name" : "Dave Cross",
                "y" : 3,
-               "drilldown" : "Dave Cross",
-               "name" : "Dave Cross"
+               "drilldown" : "Dave Cross"
             },
             {
-               "drilldown" : "Dave Jacoby",
                "name" : "Dave Jacoby",
+               "drilldown" : "Dave Jacoby",
                "y" : 2
             },
             {
+               "y" : 2,
                "drilldown" : "David Kayal",
-               "name" : "David Kayal",
-               "y" : 2
+               "name" : "David Kayal"
             },
             {
+               "y" : 2,
                "drilldown" : "Doug Schrag",
-               "name" : "Doug Schrag",
-               "y" : 2
+               "name" : "Doug Schrag"
             },
             {
                "drilldown" : "Dr James A. Smith",
-               "name" : "Dr James A. Smith",
-               "y" : 4
+               "y" : 4,
+               "name" : "Dr James A. Smith"
             },
             {
                "y" : 2,
@@ -115,68 +94,68 @@
                "name" : "Duncan C. White"
             },
             {
+               "y" : 2,
                "drilldown" : "Eddy HS",
-               "name" : "Eddy HS",
-               "y" : 2
+               "name" : "Eddy HS"
             },
             {
                "y" : 2,
-               "name" : "Finley",
-               "drilldown" : "Finley"
+               "drilldown" : "Finley",
+               "name" : "Finley"
             },
             {
-               "y" : 1,
                "name" : "Fred Zinn",
-               "drilldown" : "Fred Zinn"
+               "drilldown" : "Fred Zinn",
+               "y" : 1
             },
             {
+               "y" : 2,
                "drilldown" : "Freddie B",
-               "name" : "Freddie B",
-               "y" : 2
+               "name" : "Freddie B"
             },
             {
                "name" : "Gustavo Chaves",
-               "drilldown" : "Gustavo Chaves",
-               "y" : 1
+               "y" : 1,
+               "drilldown" : "Gustavo Chaves"
             },
             {
-               "y" : 2,
+               "name" : "JJ Merelo",
                "drilldown" : "JJ Merelo",
-               "name" : "JJ Merelo"
+               "y" : 2
             },
             {
-               "y" : 4,
                "name" : "Jaldhar H. Vyas",
+               "y" : 4,
                "drilldown" : "Jaldhar H. Vyas"
             },
             {
+               "y" : 2,
                "drilldown" : "Jeff",
-               "name" : "Jeff",
-               "y" : 2
+               "name" : "Jeff"
             },
             {
                "name" : "Jeremy Carman",
-               "drilldown" : "Jeremy Carman",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Jeremy Carman"
             },
             {
-               "y" : 1,
                "name" : "Jim Bacon",
+               "y" : 1,
                "drilldown" : "Jim Bacon"
             },
             {
+               "name" : "Jo Christian Oterhals",
                "y" : 5,
-               "drilldown" : "Jo Christian Oterhals",
-               "name" : "Jo Christian Oterhals"
+               "drilldown" : "Jo Christian Oterhals"
             },
             {
-               "y" : 4,
                "name" : "Joelle Maslak",
+               "y" : 4,
                "drilldown" : "Joelle Maslak"
             },
             {
-               "y" : 1,
                "name" : "John Barrett",
+               "y" : 1,
                "drilldown" : "John Barrett"
             },
             {
@@ -185,14 +164,14 @@
                "y" : 2
             },
             {
-               "drilldown" : "Khalid",
                "name" : "Khalid",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Khalid"
             },
             {
+               "name" : "Kian-Meng Ang",
                "y" : 3,
-               "drilldown" : "Kian-Meng Ang",
-               "name" : "Kian-Meng Ang"
+               "drilldown" : "Kian-Meng Ang"
             },
             {
                "y" : 2,
@@ -200,39 +179,39 @@
                "name" : "Kivanc Yazan"
             },
             {
-               "y" : 4,
+               "name" : "Lars Balker",
                "drilldown" : "Lars Balker",
-               "name" : "Lars Balker"
+               "y" : 4
             },
             {
-               "y" : 4,
                "name" : "Laurent Rosenfeld",
+               "y" : 4,
                "drilldown" : "Laurent Rosenfeld"
             },
             {
-               "y" : 2,
                "drilldown" : "Mark Senn",
+               "y" : 2,
                "name" : "Mark Senn"
             },
             {
-               "y" : 2,
+               "name" : "Martin Mugeni",
                "drilldown" : "Martin Mugeni",
-               "name" : "Martin Mugeni"
+               "y" : 2
             },
             {
-               "name" : "Neil Bowers",
                "drilldown" : "Neil Bowers",
-               "y" : 1
+               "y" : 1,
+               "name" : "Neil Bowers"
             },
             {
+               "name" : "Nick Logan",
                "y" : 4,
-               "drilldown" : "Nick Logan",
-               "name" : "Nick Logan"
+               "drilldown" : "Nick Logan"
             },
             {
+               "name" : "Oleksii Tsvietnov",
                "y" : 2,
-               "drilldown" : "Oleksii Tsvietnov",
-               "name" : "Oleksii Tsvietnov"
+               "drilldown" : "Oleksii Tsvietnov"
             },
             {
                "y" : 2,
@@ -240,86 +219,98 @@
                "name" : "Ozzy"
             },
             {
-               "name" : "Pavel Jurca",
+               "y" : 2,
                "drilldown" : "Pavel Jurca",
-               "y" : 2
+               "name" : "Pavel Jurca"
             },
             {
+               "drilldown" : "Pete Houston",
                "y" : 2,
-               "name" : "Pete Houston",
-               "drilldown" : "Pete Houston"
+               "name" : "Pete Houston"
             },
             {
+               "name" : "Philippe Bruhat",
                "y" : 3,
-               "drilldown" : "Philippe Bruhat",
-               "name" : "Philippe Bruhat"
+               "drilldown" : "Philippe Bruhat"
             },
             {
+               "name" : "Prajith P",
                "y" : 1,
-               "drilldown" : "Prajith P",
-               "name" : "Prajith P"
+               "drilldown" : "Prajith P"
             },
             {
                "y" : 2,
-               "name" : "Sean Meininger",
-               "drilldown" : "Sean Meininger"
+               "drilldown" : "Sean Meininger",
+               "name" : "Sean Meininger"
             },
             {
                "y" : 6,
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor"
             },
             {
                "drilldown" : "Simon Reinhardt",
-               "name" : "Simon Reinhardt",
-               "y" : 2
+               "y" : 2,
+               "name" : "Simon Reinhardt"
             },
             {
-               "drilldown" : "Steve Rogerson",
                "name" : "Steve Rogerson",
-               "y" : 4
+               "y" : 4,
+               "drilldown" : "Steve Rogerson"
             },
             {
-               "drilldown" : "Steven Wilson",
                "name" : "Steven Wilson",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Steven Wilson"
             },
             {
+               "drilldown" : "Tiago Stock",
                "y" : 1,
-               "name" : "Tiago Stock",
-               "drilldown" : "Tiago Stock"
+               "name" : "Tiago Stock"
             },
             {
-               "y" : 2,
                "name" : "Tore Andersson",
-               "drilldown" : "Tore Andersson"
+               "drilldown" : "Tore Andersson",
+               "y" : 2
             },
             {
-               "y" : 1,
                "name" : "Veesh Goldman",
+               "y" : 1,
                "drilldown" : "Veesh Goldman"
             },
             {
-               "drilldown" : "William Gilmore",
                "name" : "William Gilmore",
-               "y" : 1
+               "y" : 1,
+               "drilldown" : "William Gilmore"
             },
             {
-               "name" : "Yet Ebreo",
+               "y" : 4,
                "drilldown" : "Yet Ebreo",
-               "y" : 4
+               "name" : "Yet Ebreo"
             }
-         ],
-         "colorByPoint" : 1
+         ]
       }
    ],
+   "tooltip" : {
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : 1,
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
    "subtitle" : {
-      "text" : "[Champions: 55] Last updated at 2019-10-16 19:58:45 GMT"
+      "text" : "[Champions: 55] Last updated at 2019-10-17 17:38:08 GMT"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 001"
    },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Adam Russell",
             "id" : "Adam Russell",
             "data" : [
                [
@@ -330,36 +321,37 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Adam Russell"
          },
          {
+            "id" : "Ailbhe Tweedie",
+            "name" : "Ailbhe Tweedie",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ],
-            "id" : "Ailbhe Tweedie",
-            "name" : "Ailbhe Tweedie"
+            ]
          },
          {
             "id" : "Alex Daniel",
-            "name" : "Alex Daniel",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "name" : "Alex Daniel"
          },
          {
+            "name" : "Andrezgz",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
             ],
-            "name" : "Andrezgz",
             "id" : "Andrezgz"
          },
          {
@@ -374,7 +366,6 @@
          },
          {
             "id" : "Arne Sommer",
-            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl 5",
@@ -388,21 +379,22 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Arne Sommer"
          },
          {
             "name" : "Arpad Toth",
-            "id" : "Arpad Toth",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "id" : "Arpad Toth"
          },
          {
-            "name" : "Athanasius",
             "id" : "Athanasius",
+            "name" : "Athanasius",
             "data" : [
                [
                   "Perl 5",
@@ -411,28 +403,27 @@
             ]
          },
          {
+            "id" : "Bob Kleemann",
+            "name" : "Bob Kleemann",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ],
-            "name" : "Bob Kleemann",
-            "id" : "Bob Kleemann"
+            ]
          },
          {
-            "name" : "Daniel Mantovani",
-            "id" : "Daniel Mantovani",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ]
+            ],
+            "name" : "Daniel Mantovani",
+            "id" : "Daniel Mantovani"
          },
          {
             "name" : "Dave Cross",
-            "id" : "Dave Cross",
             "data" : [
                [
                   "Perl 5",
@@ -442,11 +433,11 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Dave Cross"
          },
          {
             "id" : "Dave Jacoby",
-            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl 5",
@@ -456,7 +447,8 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Dave Jacoby"
          },
          {
             "data" : [
@@ -465,8 +457,8 @@
                   2
                ]
             ],
-            "id" : "David Kayal",
-            "name" : "David Kayal"
+            "name" : "David Kayal",
+            "id" : "David Kayal"
          },
          {
             "id" : "Doug Schrag",
@@ -494,17 +486,17 @@
          },
          {
             "name" : "Duncan C. White",
-            "id" : "Duncan C. White",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "id" : "Duncan C. White"
          },
          {
-            "name" : "Eddy HS",
             "id" : "Eddy HS",
+            "name" : "Eddy HS",
             "data" : [
                [
                   "Perl 5",
@@ -513,14 +505,14 @@
             ]
          },
          {
-            "id" : "Finley",
             "name" : "Finley",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "id" : "Finley"
          },
          {
             "id" : "Fred Zinn",
@@ -533,23 +525,23 @@
             ]
          },
          {
-            "id" : "Freddie B",
-            "name" : "Freddie B",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "name" : "Freddie B",
+            "id" : "Freddie B"
          },
          {
+            "id" : "Gustavo Chaves",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
             ],
-            "id" : "Gustavo Chaves",
             "name" : "Gustavo Chaves"
          },
          {
@@ -567,6 +559,7 @@
             "id" : "JJ Merelo"
          },
          {
+            "name" : "Jaldhar H. Vyas",
             "data" : [
                [
                   "Perl 5",
@@ -577,22 +570,19 @@
                   2
                ]
             ],
-            "name" : "Jaldhar H. Vyas",
             "id" : "Jaldhar H. Vyas"
          },
          {
+            "id" : "Jeff",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
             ],
-            "id" : "Jeff",
             "name" : "Jeff"
          },
          {
-            "name" : "Jeremy Carman",
-            "id" : "Jeremy Carman",
             "data" : [
                [
                   "Perl 5",
@@ -602,21 +592,21 @@
                   "Perl 6",
                   1
                ]
-            ]
+            ],
+            "name" : "Jeremy Carman",
+            "id" : "Jeremy Carman"
          },
          {
-            "id" : "Jim Bacon",
             "name" : "Jim Bacon",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ]
+            ],
+            "id" : "Jim Bacon"
          },
          {
-            "id" : "Jo Christian Oterhals",
-            "name" : "Jo Christian Oterhals",
             "data" : [
                [
                   "Perl 5",
@@ -630,7 +620,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Jo Christian Oterhals",
+            "id" : "Jo Christian Oterhals"
          },
          {
             "data" : [
@@ -647,36 +639,37 @@
             "id" : "Joelle Maslak"
          },
          {
-            "name" : "John Barrett",
             "id" : "John Barrett",
             "data" : [
                [
                   "Perl 5",
                   1
                ]