- Added solutions by Jaldhar H. Vyas.

28 files changed, 4117 insertions, 4090 deletions

diff --git a/stats/pwc-challenge-001.json b/stats/pwc-challenge-001.json
index 437a68b425..4f19c7f741 100644
--- a/stats/pwc-challenge-001.json
+++ b/stats/pwc-challenge-001.json
@@ -1,4 +1,311 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 53] Last updated at 2019-08-05 00:20:46 GMT"
+   },
+   "series" : [
+      {
+         "name" : "Perl Weekly Challenge - 001",
+         "colorByPoint" : 1,
+         "data" : [
+            {
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+               "name" : "Adam Russell",
+               "drilldown" : "Adam Russell"
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Ailbhe Tweedie",
+               "name" : "Ailbhe Tweedie"
+            },
+            {
+               "drilldown" : "Alex Daniel",
+               "name" : "Alex Daniel",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Andrezgz",
+               "name" : "Andrezgz",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Antonio Gamiz",
+               "name" : "Antonio Gamiz"
+            },
+            {
+               "y" : 2,
+               "name" : "Arpad Toth",
+               "drilldown" : "Arpad Toth"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Athanasius",
+               "name" : "Athanasius"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Bob Kleemann",
+               "name" : "Bob Kleemann"
+            },
+            {
+               "y" : 1,
+               "name" : "Daniel Mantovani",
+               "drilldown" : "Daniel Mantovani"
+            },
+            {
+               "name" : "Dave Cross",
+               "drilldown" : "Dave Cross",
+               "y" : 3
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
+            },
+            {
+               "drilldown" : "David Kayal",
+               "name" : "David Kayal",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Doug Schrag",
+               "name" : "Doug Schrag",
+               "y" : 2
+            },
+            {
+               "name" : "Dr James A. Smith",
+               "drilldown" : "Dr James A. Smith",
+               "y" : 4
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Duncan C. White",
+               "name" : "Duncan C. White"
+            },
+            {
+               "drilldown" : "Eddy HS",
+               "name" : "Eddy HS",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "name" : "Finley",
+               "drilldown" : "Finley"
+            },
+            {
+               "name" : "Fred Zinn",
+               "drilldown" : "Fred Zinn",
+               "y" : 1
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Freddie B",
+               "name" : "Freddie B"
+            },
+            {
+               "name" : "Gustavo Chaves",
+               "drilldown" : "Gustavo Chaves",
+               "y" : 1
+            },
+            {
+               "y" : 2,
+               "name" : "JJ Merelo",
+               "drilldown" : "JJ Merelo"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Jaldhar H. Vyas",
+               "name" : "Jaldhar H. Vyas"
+            },
+            {
+               "drilldown" : "Jeff",
+               "name" : "Jeff",
+               "y" : 2
+            },
+            {
+               "name" : "Jeremy Carman",
+               "drilldown" : "Jeremy Carman",
+               "y" : 2
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Jim Bacon",
+               "name" : "Jim Bacon"
+            },
+            {
+               "y" : 5,
+               "name" : "Jo Christian Oterhals",
+               "drilldown" : "Jo Christian Oterhals"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Joelle Maslak",
+               "name" : "Joelle Maslak"
+            },
+            {
+               "drilldown" : "John Barrett",
+               "name" : "John Barrett",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Juan Caballero",
+               "name" : "Juan Caballero",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Khalid",
+               "name" : "Khalid",
+               "y" : 2
+            },
+            {
+               "name" : "Kian-Meng Ang",
+               "drilldown" : "Kian-Meng Ang",
+               "y" : 3
+            },
+            {
+               "y" : 2,
+               "name" : "Kivanc Yazan",
+               "drilldown" : "Kivanc Yazan"
+            },
+            {
+               "name" : "Lars Balker",
+               "drilldown" : "Lars Balker",
+               "y" : 4
+            },
+            {
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+               "drilldown" : "Laurent Rosenfeld",
+               "y" : 4
+            },
+            {
+               "y" : 2,
+               "name" : "Mark Senn",
+               "drilldown" : "Mark Senn"
+            },
+            {
+               "name" : "Martin Mugeni",
+               "drilldown" : "Martin Mugeni",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Neil Bowers",
+               "name" : "Neil Bowers",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Nick Logan",
+               "name" : "Nick Logan",
+               "y" : 4
+            },
+            {
+               "name" : "Oleksii Tsvietnov",
+               "drilldown" : "Oleksii Tsvietnov",
+               "y" : 2
+            },
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+               "y" : 2,
+               "drilldown" : "Ozzy",
+               "name" : "Ozzy"
+            },
+            {
+               "name" : "Pavel Jurca",
+               "drilldown" : "Pavel Jurca",
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+            },
+            {
+               "name" : "Pete Houston",
+               "drilldown" : "Pete Houston",
+               "y" : 2
+            },
+            {
+               "name" : "Philippe Bruhat",
+               "drilldown" : "Philippe Bruhat",
+               "y" : 3
+            },
+            {
+               "name" : "Prajith P",
+               "drilldown" : "Prajith P",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Sean Meininger",
+               "name" : "Sean Meininger",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor",
+               "y" : 6
+            },
+            {
+               "drilldown" : "Simon Reinhardt",
+               "name" : "Simon Reinhardt",
+               "y" : 2
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Steve Rogerson",
+               "name" : "Steve Rogerson"
+            },
+            {
+               "y" : 2,
+               "name" : "Steven Wilson",
+               "drilldown" : "Steven Wilson"
+            },
+            {
+               "y" : 1,
+               "name" : "Tiago Stock",
+               "drilldown" : "Tiago Stock"
+            },
+            {
+               "name" : "Tore Andersson",
+               "drilldown" : "Tore Andersson",
+               "y" : 2
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Veesh Goldman",
+               "name" : "Veesh Goldman"
+            },
+            {
+               "y" : 1,
+               "drilldown" : "William Gilmore",
+               "name" : "William Gilmore"
+            }
+         ]
+      }
+   ],
+   "tooltip" : {
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+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 001"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
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+   },
    "drilldown" : {
       "series" : [
          {
@@ -16,74 +323,74 @@
             "name" : "Adam Russell"
          },
          {
+            "id" : "Ailbhe Tweedie",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
             ],
-            "id" : "Ailbhe Tweedie",
             "name" : "Ailbhe Tweedie"
          },
          {
-            "name" : "Alex Daniel",
-            "id" : "Alex Daniel",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "id" : "Alex Daniel",
+            "name" : "Alex Daniel"
          },
          {
-            "id" : "Andrezgz",
             "name" : "Andrezgz",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "id" : "Andrezgz"
          },
          {
+            "name" : "Antonio Gamiz",
+            "id" : "Antonio Gamiz",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
-            ],
-            "name" : "Antonio Gamiz",
-            "id" : "Antonio Gamiz"
+            ]
          },
          {
+            "name" : "Arpad Toth",
+            "id" : "Arpad Toth",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ],
-            "name" : "Arpad Toth",
-            "id" : "Arpad Toth"
+            ]
          },
          {
             "name" : "Athanasius",
-            "id" : "Athanasius",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "id" : "Athanasius"
          },
          {
+            "name" : "Bob Kleemann",
+            "id" : "Bob Kleemann",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ],
-            "id" : "Bob Kleemann",
-            "name" : "Bob Kleemann"
+            ]
          },
          {
             "data" : [
@@ -96,7 +403,6 @@
             "name" : "Daniel Mantovani"
          },
          {
-            "name" : "Dave Cross",
             "id" : "Dave Cross",
             "data" : [
                [
@@ -107,7 +413,8 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Dave Cross"
          },
          {
             "data" : [
@@ -120,32 +427,32 @@
                   1
                ]
             ],
-            "name" : "Dave Jacoby",
-            "id" : "Dave Jacoby"
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
          },
          {
             "id" : "David Kayal",
-            "name" : "David Kayal",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "name" : "David Kayal"
          },
          {
+            "name" : "Doug Schrag",
+            "id" : "Doug Schrag",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
-            ],
-            "id" : "Doug Schrag",
-            "name" : "Doug Schrag"
+            ]
          },
          {
-            "id" : "Dr James A. Smith",
             "name" : "Dr James A. Smith",
+            "id" : "Dr James A. Smith",
             "data" : [
                [
                   "Perl 5",
@@ -158,14 +465,14 @@
             ]
          },
          {
-            "name" : "Duncan C. White",
-            "id" : "Duncan C. White",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "id" : "Duncan C. White",
+            "name" : "Duncan C. White"
          },
          {
             "data" : [
@@ -179,45 +486,47 @@
          },
          {
             "name" : "Finley",
-            "id" : "Finley",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "id" : "Finley"
          },
          {
+            "name" : "Fred Zinn",
+            "id" : "Fred Zinn",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ],
-            "id" : "Fred Zinn",
-            "name" : "Fred Zinn"
+            ]
          },
          {
             "id" : "Freddie B",
-            "name" : "Freddie B",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "name" : "Freddie B"
          },
          {
+            "name" : "Gustavo Chaves",
+            "id" : "Gustavo Chaves",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ],
-            "name" : "Gustavo Chaves",
-            "id" : "Gustavo Chaves"
+            ]
          },
          {
+            "name" : "JJ Merelo",
+            "id" : "JJ Merelo",
             "data" : [
                [
                   "Perl 6",
@@ -227,12 +536,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "JJ Merelo",
-            "name" : "JJ Merelo"
+            ]
          },
          {
-            "id" : "Jaldhar H. Vyas",
             "name" : "Jaldhar H. Vyas",
             "data" : [
                [
@@ -243,17 +549,18 @@
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "id" : "Jaldhar H. Vyas"
          },
          {
+            "name" : "Jeff",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
             ],
-            "id" : "Jeff",
-            "name" : "Jeff"
+            "id" : "Jeff"
          },
          {
             "data" : [
@@ -270,16 +577,17 @@
             "name" : "Jeremy Carman"
          },
          {
+            "name" : "Jim Bacon",
+            "id" : "Jim Bacon",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ],
-            "id" : "Jim Bacon",
-            "name" : "Jim Bacon"
+            ]
          },
          {
+            "id" : "Jo Christian Oterhals",
             "data" : [
                [
                   "Perl 5",
@@ -294,11 +602,9 @@
                   1
                ]
             ],
-            "name" : "Jo Christian Oterhals",
-            "id" : "Jo Christian Oterhals"
+            "name" : "Jo Christian Oterhals"
          },
          {
-            "id" : "Joelle Maslak",
             "name" : "Joelle Maslak",
             "data" : [
                [
@@ -309,39 +615,41 @@
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "id" : "Joelle Maslak"
          },
          {
-            "name" : "John Barrett",
             "id" : "John Barrett",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ]
+            ],
+            "name" : "John Barrett"
          },
          {
+            "id" : "Juan Caballero",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
             ],
-            "name" : "Juan Caballero",
-            "id" : "Juan Caballero"
+            "name" : "Juan Caballero"
          },
          {
             "id" : "Khalid",
-            "name" : "Khalid",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "name" : "Khalid"
          },
          {
+            "name" : "Kian-Meng Ang",
             "data" : [
                [
                   "Perl 5",
@@ -352,20 +660,20 @@
                   1
                ]
             ],
-            "name" : "Kian-Meng Ang",
             "id" : "Kian-Meng Ang"
          },
          {
             "name" : "Kivanc Yazan",
-            "id" : "Kivanc Yazan",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "id" : "Kivanc Yazan"
          },
          {
+            "id" : "Lars Balker",
             "data" : [
                [
                   "Perl 5",
@@ -376,11 +684,9 @@
                   2
                ]
             ],
-            "id" : "Lars Balker",
             "name" : "Lars Balker"
          },
          {
-            "id" : "Laurent Rosenfeld",
             "name" : "Laurent Rosenfeld",
             "data" : [
                [
@@ -395,17 +701,18 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Laurent Rosenfeld"
          },
          {
             "id" : "Mark Senn",
-            "name" : "Mark Senn",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "name" : "Mark Senn"
          },
          {
             "data" : [
@@ -414,8 +721,8 @@
                   2
                ]
             ],
-            "name" : "Martin Mugeni",
-            "id" : "Martin Mugeni"
+            "id" : "Martin Mugeni",
+            "name" : "Martin Mugeni"
          },
          {
             "name" : "Neil Bowers",
@@ -429,7 +736,6 @@
          },
          {
             "id" : "Nick Logan",
-            "name" : "Nick Logan",
             "data" : [
                [
                   "Perl 5",
@@ -439,27 +745,28 @@
                   "Perl 6",
                   2
                ]
-            ]
+            ],
+            "name" : "Nick Logan"
          },
          {
+            "name" : "Oleksii Tsvietnov",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
             ],
-            "id" : "Oleksii Tsvietnov",
-            "name" : "Oleksii Tsvietnov"
+            "id" : "Oleksii Tsvietnov"
          },
          {
+            "id" : "Ozzy",
             "data" : [
                [
                   "Perl 6",
                   2
                ]
             ],
-            "name" : "Ozzy",
-            "id" : "Ozzy"
+            "name" : "Ozzy"
          },
          {
             "data" : [
@@ -468,20 +775,21 @@
                   2
                ]
             ],
-            "name" : "Pavel Jurca",
-            "id" : "Pavel Jurca"
+            "id" : "Pavel Jurca",
+            "name" : "Pavel Jurca"
          },
          {
+            "id" : "Pete Houston",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
             ],
-            "name" : "Pete Houston",
-            "id" : "Pete Houston"
+            "name" : "Pete Houston"
          },
          {
+            "name" : "Philippe Bruhat",
             "data" : [
                [
                   "Perl 5",
@@ -492,18 +800,17 @@
                   1
                ]
             ],
-            "id" : "Philippe Bruhat",
-            "name" : "Philippe Bruhat"
+            "id" : "Philippe Bruhat"
          },
          {
             "name" : "Prajith P",
-            "id" : "Prajith P",
             "data" : [
                [
                   "Perl 5",
                   1
                ]
-            ]
+            ],
+            "id" : "Prajith P"
          },
          {
             "name" : "Sean Meininger",
@@ -516,8 +823,6 @@
             ]
          },
          {
-            "id" : "Simon Proctor",
-            "name" : "Simon Proctor",
             "data" : [
                [
                   "Perl 5",
@@ -531,19 +836,23 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "id" : "Simon Proctor",
+            "name" : "Simon Proctor"
          },
          {
             "id" : "Simon Reinhardt",
-            "name" : "Simon Reinhardt",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "name" : "Simon Reinhardt"
          },
          {
+            "name" : "Steve Rogerson",
+            "id" : "Steve Rogerson",
             "data" : [
                [
                   "Perl 5",
@@ -553,19 +862,17 @@
                   "Perl 6",
                   2
                ]
-            ],
-            "id" : "Steve Rogerson",
-            "name" : "Steve Rogerson"
+            ]
          },
          {
-            "name" : "Steven Wilson",
-            "id" : "Steven Wilson",
             "data" : [
                [
                   "Perl 5",
                   2
                ]
-            ]
+            ],
+            "id" : "Steven Wilson",
+            "name" : "Steven Wilson"
          },
          {
             "data" : [
@@ -608,312 +915,5 @@
             "name" : "William Gilmore"
          }
       ]
-   },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge - 001",
-         "data" : [
-            {
-               "drilldown" : "Adam Russell",
-               "y" : 3,
-               "name" : "Adam Russell"
-            },
-            {
-               "drilldown" : "Ailbhe Tweedie",
-               "y" : 1,
-               "name" : "Ailbhe Tweedie"
-            },
-            {
-               "name" : "Alex Daniel",
-               "y" : 2,
-               "drilldown" : "Alex Daniel"
-            },
-            {
-               "name" : "Andrezgz",
-               "y" : 2,
-               "drilldown" : "Andrezgz"
-            },
-            {
-               "drilldown" : "Antonio Gamiz",
-               "y" : 2,
-               "name" : "Antonio Gamiz"
-            },
-            {
-               "drilldown" : "Arpad Toth",
-               "y" : 2,
-               "name" : "Arpad Toth"
-            },
-            {
-               "name" : "Athanasius",
-               "drilldown" : "Athanasius",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Bob Kleemann",
-               "y" : 2,
-               "name" : "Bob Kleemann"
-            },
-            {
-               "name" : "Daniel Mantovani",
-               "drilldown" : "Daniel Mantovani",
-               "y" : 1
-            },
-            {
-               "name" : "Dave Cross",
-               "drilldown" : "Dave Cross",
-               "y" : 3
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "David Kayal",
-               "name" : "David Kayal"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Doug Schrag",
-               "name" : "Doug Schrag"
-            },
-            {
-               "name" : "Dr James A. Smith",
-               "drilldown" : "Dr James A. Smith",
-               "y" : 4
-            },
-            {
-               "name" : "Duncan C. White",
-               "drilldown" : "Duncan C. White",
-               "y" : 2
-            },
-            {
-               "name" : "Eddy HS",
-               "y" : 2,
-               "drilldown" : "Eddy HS"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Finley",
-               "name" : "Finley"
-            },
-            {
-               "y" : 1,
-               "drilldown" : "Fred Zinn",
-               "name" : "Fred Zinn"
-            },
-            {
-               "y" : 2,