- Added solutions by Lubos Kolouch.

- Added solutions by Peter Campbell Smith.

19 files changed, 3031 insertions, 2952 deletions

diff --git a/stats/pwc-challenge-108.json b/stats/pwc-challenge-108.json
index e44e3e76fb..26c5798ae5 100644
--- a/stats/pwc-challenge-108.json
+++ b/stats/pwc-challenge-108.json
@@ -1,18 +1,30 @@
 {
+   "title" : {
+      "text" : "The Weekly Challenge - 108"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
+            "format" : "{point.y}",
+            "enabled" : 1
          }
       }
    },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Aaron Smith",
-            "name" : "Aaron Smith",
             "data" : [
                [
                   "Raku",
@@ -22,10 +34,12 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Aaron Smith",
+            "name" : "Aaron Smith"
          },
          {
-            "name" : "Abigail",
+            "id" : "Abigail",
             "data" : [
                [
                   "Perl",
@@ -36,9 +50,10 @@
                   2
                ]
             ],
-            "id" : "Abigail"
+            "name" : "Abigail"
          },
          {
+            "name" : "Adam Russell",
             "data" : [
                [
                   "Perl",
@@ -49,11 +64,10 @@
                   2
                ]
             ],
-            "name" : "Adam Russell",
             "id" : "Adam Russell"
          },
          {
-            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -68,9 +82,10 @@
                   1
                ]
             ],
-            "name" : "Arne Sommer"
+            "id" : "Arne Sommer"
          },
          {
+            "name" : "Athanasius",
             "id" : "Athanasius",
             "data" : [
                [
@@ -81,22 +96,21 @@
                   "Raku",
                   1
                ]
-            ],
-            "name" : "Athanasius"
+            ]
          },
          {
-            "id" : "Cheok-Yin Fung",
+            "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Cheok-Yin Fung"
+            "id" : "Cheok-Yin Fung"
          },
          {
-            "id" : "Colin Crain",
             "name" : "Colin Crain",
+            "id" : "Colin Crain",
             "data" : [
                [
                   "Perl",
@@ -127,7 +141,6 @@
             "name" : "Daniel Bowling"
          },
          {
-            "id" : "Dave Jacoby",
             "name" : "Dave Jacoby",
             "data" : [
                [
@@ -138,7 +151,8 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Dave Jacoby"
          },
          {
             "id" : "Duncan C. White",
@@ -151,14 +165,14 @@
             "name" : "Duncan C. White"
          },
          {
+            "name" : "E. Choroba",
             "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "E. Choroba"
+            ]
          },
          {
             "data" : [
@@ -171,11 +185,10 @@
                   2
                ]
             ],
-            "name" : "Flavio Poletti",
-            "id" : "Flavio Poletti"
+            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti"
          },
          {
-            "id" : "Jaldhar H. Vyas",
             "data" : [
                [
                   "Perl",
@@ -190,6 +203,7 @@
                   1
                ]
             ],
+            "id" : "Jaldhar H. Vyas",
             "name" : "Jaldhar H. Vyas"
          },
          {
@@ -199,8 +213,8 @@
                   2
                ]
             ],
-            "name" : "James Smith",
-            "id" : "James Smith"
+            "id" : "James Smith",
+            "name" : "James Smith"
          },
          {
             "data" : [
@@ -209,8 +223,8 @@
                   2
                ]
             ],
-            "name" : "Jan Krnavek",
-            "id" : "Jan Krnavek"
+            "id" : "Jan Krnavek",
+            "name" : "Jan Krnavek"
          },
          {
             "name" : "Joan Mimosinnet",
@@ -223,17 +237,16 @@
             "id" : "Joan Mimosinnet"
          },
          {
-            "id" : "Jorg Sommrey",
-            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey"
          },
          {
-            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -248,11 +261,21 @@
                   1
                ]
             ],
+            "id" : "Laurent Rosenfeld",
             "name" : "Laurent Rosenfeld"
          },
          {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Lubos Kolouch",
+            "name" : "Lubos Kolouch"
+         },
+         {
             "id" : "Luca Ferrari",
-            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -262,19 +285,21 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Luca Ferrari"
          },
          {
+            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Mark Anderson",
             "id" : "Mark Anderson"
          },
          {
+            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -285,32 +310,31 @@
                   2
                ]
             ],
-            "name" : "Mohammad S Anwar",
             "id" : "Mohammad S Anwar"
          },
          {
             "id" : "Niels van Dijke",
-            "name" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Niels van Dijke"
          },
          {
-            "id" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "Paulo Custodio",
             "name" : "Paulo Custodio"
          },
          {
-            "id" : "Pete Houston",
             "name" : "Pete Houston",
+            "id" : "Pete Houston",
             "data" : [
                [
                   "Perl",
@@ -337,6 +361,7 @@
             "id" : "Roger Bell_West"
          },
          {
+            "name" : "Simon Green",
             "id" : "Simon Green",
             "data" : [
                [
@@ -347,20 +372,20 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Simon Green"
+            ]
          },
          {
             "id" : "Simon Proctor",
-            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "name" : "Simon Proctor"
          },
          {
+            "id" : "Stuart Little",
             "data" : [
                [
                   "Perl",
@@ -371,8 +396,7 @@
                   2
                ]
             ],
-            "name" : "Stuart Little",
-            "id" : "Stuart Little"
+            "name" : "Stuart Little"
          },
          {
             "id" : "Ulrich Rieke",
@@ -389,6 +413,7 @@
             "name" : "Ulrich Rieke"
          },
          {
+            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -399,40 +424,34 @@
                   1
                ]
             ],
-            "name" : "W. Luis Mochan",
-            "id" : "W. Luis Mochan"
+            "name" : "W. Luis Mochan"
          },
          {
-            "name" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Wanderdoc"
+            "id" : "Wanderdoc",
+            "name" : "Wanderdoc"
          }
       ]
    },
    "legend" : {
       "enabled" : 0
    },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "subtitle" : {
-      "text" : "[Champions: 31] Last updated at 2021-06-06 23:51:02 GMT"
+      "text" : "[Champions: 32] Last updated at 2023-05-26 07:48:00 GMT"
+   },
+   "tooltip" : {
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
    },
    "series" : [
       {
+         "colorByPoint" : 1,
          "data" : [
             {
                "drilldown" : "Aaron Smith",
@@ -440,19 +459,19 @@
                "y" : 3
             },
             {
-               "drilldown" : "Abigail",
                "name" : "Abigail",
-               "y" : 4
+               "y" : 4,
+               "drilldown" : "Abigail"
             },
             {
-               "drilldown" : "Adam Russell",
                "y" : 4,
-               "name" : "Adam Russell"
+               "name" : "Adam Russell",
+               "drilldown" : "Adam Russell"
             },
             {
-               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer",
                "y" : 5,
-               "drilldown" : "Arne Sommer"
+               "name" : "Arne Sommer"
             },
             {
                "name" : "Athanasius",
@@ -460,54 +479,54 @@
                "drilldown" : "Athanasius"
             },
             {
-               "drilldown" : "Cheok-Yin Fung",
+               "y" : 1,
                "name" : "Cheok-Yin Fung",
-               "y" : 1
+               "drilldown" : "Cheok-Yin Fung"
             },
             {
                "drilldown" : "Colin Crain",
-               "y" : 5,
-               "name" : "Colin Crain"
+               "name" : "Colin Crain",
+               "y" : 5
             },
             {
+               "drilldown" : "Daniel Bowling",
                "y" : 2,
-               "name" : "Daniel Bowling",
-               "drilldown" : "Daniel Bowling"
+               "name" : "Daniel Bowling"
             },
             {
                "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby",
-               "y" : 3
+               "y" : 3,
+               "name" : "Dave Jacoby"
             },
             {
-               "y" : 2,
                "name" : "Duncan C. White",
+               "y" : 2,
                "drilldown" : "Duncan C. White"
             },
             {
-               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba",
                "y" : 2,
-               "name" : "E. Choroba"
+               "drilldown" : "E. Choroba"
             },
             {
-               "drilldown" : "Flavio Poletti",
                "y" : 4,
-               "name" : "Flavio Poletti"
+               "name" : "Flavio Poletti",
+               "drilldown" : "Flavio Poletti"
             },
             {
-               "y" : 5,
                "name" : "Jaldhar H. Vyas",
+               "y" : 5,
                "drilldown" : "Jaldhar H. Vyas"
             },
             {
-               "name" : "James Smith",
                "y" : 2,
+               "name" : "James Smith",
                "drilldown" : "James Smith"
             },
             {
-               "y" : 2,
+               "drilldown" : "Jan Krnavek",
                "name" : "Jan Krnavek",
-               "drilldown" : "Jan Krnavek"
+               "y" : 2
             },
             {
                "drilldown" : "Joan Mimosinnet",
@@ -515,34 +534,39 @@
                "y" : 2
             },
             {
-               "drilldown" : "Jorg Sommrey",
                "y" : 2,
-               "name" : "Jorg Sommrey"
+               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey"
             },
             {
-               "y" : 5,
                "name" : "Laurent Rosenfeld",
+               "y" : 5,
                "drilldown" : "Laurent Rosenfeld"
             },
             {
-               "drilldown" : "Luca Ferrari",
+               "y" : 2,
+               "name" : "Lubos Kolouch",
+               "drilldown" : "Lubos Kolouch"
+            },
+            {
+               "y" : 4,
                "name" : "Luca Ferrari",
-               "y" : 4
+               "drilldown" : "Luca Ferrari"
             },
             {
                "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson",
-               "y" : 2
+               "y" : 2,
+               "name" : "Mark Anderson"
             },
             {
-               "drilldown" : "Mohammad S Anwar",
                "name" : "Mohammad S Anwar",
-               "y" : 4
+               "y" : 4,
+               "drilldown" : "Mohammad S Anwar"
             },
             {
                "drilldown" : "Niels van Dijke",
-               "y" : 2,
-               "name" : "Niels van Dijke"
+               "name" : "Niels van Dijke",
+               "y" : 2
             },
             {
                "y" : 2,
@@ -556,8 +580,8 @@
             },
             {
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 5
+               "y" : 5,
+               "name" : "Roger Bell_West"
             },
             {
                "name" : "Simon Green",
@@ -565,41 +589,32 @@
                "drilldown" : "Simon Green"
             },
             {
-               "y" : 1,
+               "drilldown" : "Simon Proctor",
                "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
+               "y" : 1
             },
             {
-               "name" : "Stuart Little",
                "y" : 4,
+               "name" : "Stuart Little",
                "drilldown" : "Stuart Little"
             },
             {
-               "y" : 4,
                "name" : "Ulrich Rieke",
+               "y" : 4,
                "drilldown" : "Ulrich Rieke"
             },
             {
-               "y" : 3,
                "name" : "W. Luis Mochan",
+               "y" : 3,
                "drilldown" : "W. Luis Mochan"
             },
             {
+               "drilldown" : "Wanderdoc",
                "name" : "Wanderdoc",
-               "y" : 2,
-               "drilldown" : "Wanderdoc"
+               "y" : 2
             }
          ],
-         "name" : "Perl Weekly Challenge - 108",
-         "colorByPoint" : 1
+         "name" : "The Weekly Challenge - 108"
       }
-   ],
-   "title" : {
-      "text" : "Perl Weekly Challenge - 108"
-   },
-   "tooltip" : {
-      "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/>",
-      "followPointer" : 1
-   }
+   ]
 }
diff --git a/stats/pwc-challenge-109.json b/stats/pwc-challenge-109.json
index 7d8b4bd47c..027b06c181 100644
--- a/stats/pwc-challenge-109.json
+++ b/stats/pwc-challenge-109.json
@@ -1,38 +1,11 @@
 {
-   "title" : {
-      "text" : "Perl Weekly Challenge - 109"
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
-      }
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
    "subtitle" : {
-      "text" : "[Champions: 35] Last updated at 2021-06-14 02:08:48 GMT"
-   },
-   "tooltip" : {
-      "followPointer" : 1,
-      "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/>"
-   },
-   "legend" : {
-      "enabled" : 0
+      "text" : "[Champions: 36] Last updated at 2023-05-26 07:48:00 GMT"
    },
    "drilldown" : {
       "series" : [
          {
+            "name" : "Aaron Smith",
             "id" : "Aaron Smith",
             "data" : [
                [
@@ -43,11 +16,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Aaron Smith"
+            ]
          },
          {
-            "name" : "Abigail",
             "data" : [
                [
                   "Perl",
@@ -58,10 +29,12 @@
                   2
                ]
             ],
-            "id" : "Abigail"
+            "id" : "Abigail",
+            "name" : "Abigail"
          },
          {
             "name" : "Adam Russell",
+            "id" : "Adam Russell",
             "data" : [
                [
                   "Perl",
@@ -71,11 +44,10 @@
                   "Blog",
                   2
                ]
-            ],
-            "id" : "Adam Russell"
+            ]
          },
          {
-            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -90,7 +62,7 @@
                   1
                ]
             ],
-            "name" : "Arne Sommer"
+            "id" : "Arne Sommer"
          },
          {
             "name" : "Athanasius",
@@ -107,8 +79,6 @@
             ]
          },
          {
-            "name" : "Bartosz Jarzyna",
-            "id" : "Bartosz Jarzyna",
             "data" : [
                [
                   "Perl",
@@ -122,7 +92,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Bartosz Jarzyna",
+            "name" : "Bartosz Jarzyna"
          },
          {
             "data" : [
@@ -139,6 +111,7 @@
             "name" : "Cheok-Yin Fung"
          },
          {
+            "id" : "Colin Crain",
             "data" : [
                [
                   "Perl",
@@ -153,11 +126,9 @@
                   1
                ]
             ],
-            "id" : "Colin Crain",
             "name" : "Colin Crain"
          },
          {
-            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -168,7 +139,8 @@
                   1
                ]
             ],
-            "id" : "Dave Jacoby"
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
          },
          {
             "name" : "Duncan C. White",
@@ -181,27 +153,26 @@
             ]
          },
          {
-            "name" : "E. Choroba",
-            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "E. Choroba",
+            "name" : "E. Choroba"
          },
          {
             "name" : "Feng Chang",
+            "id" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Feng Chang"
+            ]
          },
          {
-            "id" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -212,9 +183,11 @@
                   2
                ]
             ],
+            "id" : "Flavio Poletti",
             "name" : "Flavio Poletti"
          },
          {
+            "name" : "Jaldhar H. Vyas",
             "id" : "Jaldhar H. Vyas",
             "data" : [
                [
@@ -229,48 +202,47 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Jaldhar H. Vyas"
+            ]
          },
          {
-            "id" : "James Smith",
+            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "James Smith"
+            "id" : "James Smith"
          },
          {
             "name" : "Jan Krnavek",
+            "id" : "Jan Krnavek",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Jan Krnavek"
+            ]
          },
          {
-            "id" : "Joan Mimosinnet",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "id" : "Joan Mimosinnet",
             "name" : "Joan Mimosinnet"
          },
          {
-            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Jorg Sommrey"
+            "id" : "Jorg Sommrey"
          },
          {
             "name" : "Lance Wicks",
@@ -287,6 +259,7 @@
             ]
          },
          {
+            "name" : "Laurent Rosenfeld",
             "id" : "Laurent Rosenfeld",
             "data" : [
                [
@@ -301,11 +274,20 @@
                   "Blog",
                   1
                ]
+            ]
+         },
+         {
+            "id" : "Lubos Kolouch",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
             ],
-            "name" : "Laurent Rosenfeld"
+            "name" : "Lubos Kolouch"
          },
          {
-            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -316,31 +298,30 @@
                   2
                ]
             ],
-            "name" : "Luca Ferrari"
+            "id" : "Luca Ferrari"
          },
          {
-            "id" : "Mark Anderson",
+            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Mark Anderson"
+            "id" : "Mark Anderson"
          },
          {
-            "name" : "Maxim Kolodyazhny",
             "id" : "Maxim Kolodyazhny",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "name" : "Maxim Kolodyazhny"
          },
          {
             "name" : "Mohammad S Anwar",
-            "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -350,50 +331,51 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "id" : "Mohammad S Anwar"
          },
          {
             "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Niels van Dijke"
+            ]
          },
          {
-            "name" : "PJ Durai",
-            "id" : "PJ Durai",
+            "id" : "Paulo Custodio",
             "data" : [
                [
-                  "Raku",
+                  "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Paulo Custodio"
          },
          {
-            "id" : "Paulo Custodio",
+            "id" : "Philip Hood",
             "data" : [
                [
-                  "Perl",
+                  "Raku",
                   2
                ]
             ],
-            "name" : "Paulo Custodio"
+            "name" : "Philip Hood"
          },
          {
-            "name" : "Philip Hood",
-            "id" : "Philip Hood",
+            "name" : "PJ Durai",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "PJ Durai"
          },
          {
-            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -408,10 +390,10 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West"
+            "id" : "Roger Bell_West"
          },
          {
-            "name" : "Simon Green",
+            "id" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -422,19 +404,20 @@
                   1
                ]
             ],
-            "id" : "Simon Green"
+            "name" : "Simon Green"
          },
          {
             "name" : "Simon Proctor",
-            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Simon Proctor"
          },
          {
+            "name" : "Stuart Little",
             "id" : "Stuart Little",
             "data" : [
                [
@@ -445,8 +428,7 @@
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Stuart Little"
+            ]
          },
          {
             "name" : "Ulrich Rieke",
@@ -488,23 +470,32 @@
          }
       ]
    },
+   "legend" : {
+      "enabled" : 0
+   },
+   "tooltip" : {
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}&l