- Added solutions by Jan Krnavek.

- Added solutions by W. Luis Mochan.
- Added solutions by David Ferrone.
- Added solutions by Luca Ferrari.

17 files changed, 2619 insertions, 2480 deletions

diff --git a/stats/pwc-challenge-245.json b/stats/pwc-challenge-245.json
new file mode 100644
index 0000000000..c9edc75c61
--- /dev/null
+++ b/stats/pwc-challenge-245.json
@@ -0,0 +1,646 @@
+{
+   "title" : {
+      "text" : "The Weekly Challenge - 245"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "drilldown" : {
+      "series" : [
+         {
+            "id" : "Adam Russell",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "name" : "Adam Russell"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Ali Moradi",
+            "name" : "Ali Moradi"
+         },
+         {
+            "name" : "Arne Sommer",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Arne Sommer"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Athanasius",
+            "name" : "Athanasius"
+         },
+         {
+            "name" : "BarrOff",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  1
+               ]
+            ],
+            "id" : "BarrOff"
+         },
+         {
+            "name" : "Bob Lied",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Bob Lied"
+         },
+         {
+            "name" : "Bruce Gray",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Bruce Gray"
+         },
+         {
+            "id" : "Cheok-Yin Fung",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Cheok-Yin Fung"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Clifton Wood",
+            "name" : "Clifton Wood"
+         },
+         {
+            "id" : "Dave Jacoby",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Dave Jacoby"
+         },
+         {
+            "name" : "David Ferrone",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "David Ferrone"
+         },
+         {
+            "id" : "E. Choroba",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "E. Choroba"
+         },
+         {
+            "name" : "Humberto Massa",
+            "id" : "Humberto Massa",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Ian Rifkin",
+            "name" : "Ian Rifkin"
+         },
+         {
+            "name" : "Jan Krnavek",
+            "id" : "Jan Krnavek",
+            "data" : [
+               [
+                  "Raku",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Jorg Sommrey",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Jorg Sommrey"
+         },
+         {
+            "name" : "Laurent Rosenfeld",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "id" : "Laurent Rosenfeld"
+         },
+         {
+            "name" : "Lubos Kolouch",
+            "id" : "Lubos Kolouch",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  9
+               ]
+            ]
+         },
+         {
+            "name" : "Mariano Spadaccini",
+            "id" : "Mariano Spadaccini",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Mark Anderson",
+            "name" : "Mark Anderson"
+         },
+         {
+            "name" : "Matthew Neleigh",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Matthew Neleigh"
+         },
+         {
+            "name" : "Nelo Tovar",
+            "id" : "Nelo Tovar",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "Packy Anderson",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Packy Anderson"
+         },
+         {
+            "id" : "Paulo Custodio",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Paulo Custodio"
+         },
+         {
+            "name" : "Peter Campbell Smith",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Peter Campbell Smith"
+         },
+         {
+            "name" : "Peter Meszaros",
+            "id" : "Peter Meszaros",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "Robbie Hatley",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Robbie Hatley"
+         },
+         {
+            "name" : "Robert Ransbottom",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Robert Ransbottom"
+         },
+         {
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "id" : "Thomas Kohler",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "name" : "Thomas Kohler"
+         },
+         {
+            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "W. Luis Mochan",
+            "name" : "W. Luis Mochan"
+         }
+      ]
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "y" : 4,
+               "drilldown" : "Adam Russell",
+               "name" : "Adam Russell"
+            },
+            {
+               "drilldown" : "Ali Moradi",
+               "y" : 3,
+               "name" : "Ali Moradi"
+            },
+            {
+               "name" : "Arne Sommer",
+               "y" : 3,
+               "drilldown" : "Arne Sommer"
+            },
+            {
+               "name" : "Athanasius",
+               "drilldown" : "Athanasius",
+               "y" : 4
+            },
+            {
+               "y" : 2,
+               "drilldown" : "BarrOff",
+               "name" : "BarrOff"
+            },
+            {
+               "name" : "Bob Lied",
+               "drilldown" : "Bob Lied",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Bruce Gray",
+               "y" : 2,
+               "name" : "Bruce Gray"
+            },
+            {
+               "drilldown" : "Cheok-Yin Fung",
+               "y" : 2,
+               "name" : "Cheok-Yin Fung"
+            },
+            {
+               "drilldown" : "Clifton Wood",
+               "y" : 2,
+               "name" : "Clifton Wood"
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "y" : 3,
+               "name" : "Dave Jacoby"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "David Ferrone",
+               "name" : "David Ferrone"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba"
+            },
+            {
+               "name" : "Humberto Massa",
+               "drilldown" : "Humberto Massa",
+               "y" : 2
+            },
+            {
+               "name" : "Ian Rifkin",
+               "y" : 3,
+               "drilldown" : "Ian Rifkin"
+            },
+            {
+               "name" : "Jan Krnavek",
+               "y" : 1,
+               "drilldown" : "Jan Krnavek"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "y" : 5,
+               "name" : "Laurent Rosenfeld"
+            },
+            {
+               "name" : "Lubos Kolouch",
+               "drilldown" : "Lubos Kolouch",
+               "y" : 5
+            },
+            {
+               "name" : "Luca Ferrari",
+               "y" : 11,
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Mariano Spadaccini",
+               "name" : "Mariano Spadaccini"
+            },
+            {
+               "name" : "Mark Anderson",
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
+            },
+            {
+               "name" : "Matthew Neleigh",
+               "drilldown" : "Matthew Neleigh",
+               "y" : 2
+            },
+            {
+               "name" : "Nelo Tovar",
+               "y" : 2,
+               "drilldown" : "Nelo Tovar"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Niels van Dijke",
+               "name" : "Niels van Dijke"
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Packy Anderson",
+               "name" : "Packy Anderson"
+            },
+            {
+               "name" : "Paulo Custodio",
+               "drilldown" : "Paulo Custodio",
+               "y" : 2
+            },
+            {
+               "name" : "Peter Campbell Smith",
+               "y" : 3,
+               "drilldown" : "Peter Campbell Smith"
+            },
+            {
+               "drilldown" : "Peter Meszaros",
+               "y" : 2,
+               "name" : "Peter Meszaros"
+            },
+            {
+               "drilldown" : "Robbie Hatley",
+               "y" : 3,
+               "name" : "Robbie Hatley"
+            },
+            {
+               "drilldown" : "Robert Ransbottom",
+               "y" : 2,
+               "name" : "Robert Ransbottom"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "y" : 5,
+               "name" : "Roger Bell_West"
+            },
+            {
+               "drilldown" : "Thomas Kohler",
+               "y" : 4,
+               "name" : "Thomas Kohler"
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke",
+               "y" : 4
+            },
+            {
+               "name" : "W. Luis Mochan",
+               "y" : 3,
+               "drilldown" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 245",
+         "colorByPoint" : 1
+      }
+   ],
+   "subtitle" : {
+      "text" : "[Champions: 34] Last updated at 2023-12-04 11:03:32 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
+   },
+   "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/>"
+   }
+}
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index ab08990493..b518c2501e 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,147 +1,32 @@
 {
-   "tooltip" : {
-      "followPointer" : 1,
-      "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/>"
-   },
    "plotOptions" : {
       "series" : {
-         "borderWidth" : 0,
          "dataLabels" : {
             "enabled" : 1,
             "format" : "{point.y}"
-         }
+         },
+         "borderWidth" : 0
       }
    },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 246"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "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/>"
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Adam Russell",
-            "name" : "Adam Russell",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  2
-               ]
-            ]
-         },
-         {
-            "id" : "Ali Moradi",
-            "name" : "Ali Moradi",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Arne Sommer",
-            "id" : "Arne Sommer"
-         },
-         {
-            "name" : "Athanasius",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "id" : "Athanasius"
-         },
-         {
-            "id" : "BarrOff",
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ],
-               [
-                  "Raku",
-                  1
-               ]
-            ],
-            "name" : "BarrOff"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "name" : "Bob Lied",
-            "id" : "Bob Lied"
-         },
-         {
-            "id" : "Bruce Gray",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "name" : "Bruce Gray"
-         },
-         {
-            "name" : "Cheok-Yin Fung",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "id" : "Cheok-Yin Fung"
-         },
-         {
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "name" : "Clifton Wood",
-            "id" : "Clifton Wood"
-         },
-         {
-            "id" : "Dave Jacoby",
-            "name" : "Dave Jacoby",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "id" : "David Ferrone",
             "name" : "David Ferrone",
+            "id" : "David Ferrone",
             "data" : [
                [
                   "Perl",
@@ -150,277 +35,22 @@
             ]
          },
          {
-            "id" : "E. Choroba",
-            "name" : "E. Choroba",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ]
-         },
-         {
-            "id" : "Humberto Massa",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "name" : "Humberto Massa"
-         },
-         {
-            "id" : "Ian Rifkin",
-            "name" : "Ian Rifkin",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "name" : "Jorg Sommrey",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "id" : "Jorg Sommrey"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  2
-               ]
-            ],
-            "name" : "Laurent Rosenfeld",
-            "id" : "Laurent Rosenfeld"
-         },
-         {
-            "id" : "Lubos Kolouch",
-            "name" : "Lubos Kolouch",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
             "id" : "Luca Ferrari",
-            "name" : "Luca Ferrari",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  9
-               ]
-            ]
-         },
-         {
-            "name" : "Mariano Spadaccini",
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ]
-            ],
-            "id" : "Mariano Spadaccini"
-         },
-         {
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "name" : "Mark Anderson",
-            "id" : "Mark Anderson"
-         },
-         {
-            "id" : "Matthew Neleigh",
             "data" : [
                [
-                  "Perl",
-                  2
-               ]
-            ],
-            "name" : "Matthew Neleigh"
-         },
-         {
-            "id" : "Nelo Tovar",
-            "name" : "Nelo Tovar",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ]
-         },
-         {
-            "id" : "Niels van Dijke",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "name" : "Niels van Dijke"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
                   "Raku",
                   2
                ],
                [
                   "Blog",
-                  1
-               ]
-            ],
-            "name" : "Packy Anderson",
-            "id" : "Packy Anderson"
-         },
-         {
-            "name" : "Paulo Custodio",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "id" : "Paulo Custodio"
-         },
-         {
-            "name" : "Peter Campbell Smith",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
+                  8
                ]
             ],
-            "id" : "Peter Campbell Smith"
-         },
-         {
-            "id" : "Peter Meszaros",
-            "name" : "Peter Meszaros",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ]
-         },
-         {
-            "id" : "Robbie Hatley",
-            "name" : "Robbie Hatley",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "id" : "Robert Ransbottom",
-            "name" : "Robert Ransbottom",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West"
-         },
-         {
-            "id" : "Thomas Kohler",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  2
-               ]
-            ],
-            "name" : "Thomas Kohler"
-         },
-         {
-            "id" : "Ulrich Rieke",
-            "name" : "Ulrich Rieke",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ]
-            ]
+            "name" : "Luca Ferrari"
          },
          {
             "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -430,202 +60,42 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "W. Luis Mochan"
+            ]
          }
       ]
    },
-   "title" : {
-      "text" : "The Weekly Challenge - 245"
-   },
-   "subtitle" : {</