- Added solutions by Kjetil Skotheim.

- Added solutions by Jorg Sommrey.
- Added solutions by Robert Ransbottom.

26 files changed, 3619 insertions, 3494 deletions

diff --git a/stats/pwc-challenge-290.json b/stats/pwc-challenge-290.json
index 70cff8ff16..6a9cb91610 100644
--- a/stats/pwc-challenge-290.json
+++ b/stats/pwc-challenge-290.json
@@ -1,16 +1,37 @@
 {
+   "subtitle" : {
+      "text" : "[Champions: 38] Last updated at 2024-11-09 15:49:04 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "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/>"
+   },
    "title" : {
       "text" : "The Weekly Challenge - 290"
    },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
+   "legend" : {
+      "enabled" : 0
+   },
    "series" : [
       {
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 290",
          "data" : [
             {
-               "y" : 4,
+               "name" : "Adam Russell",
                "drilldown" : "Adam Russell",
-               "name" : "Adam Russell"
+               "y" : 4
             },
             {
                "y" : 3,
@@ -19,128 +40,133 @@
             },
             {
                "y" : 3,
-               "drilldown" : "Andre Ploger",
-               "name" : "Andre Ploger"
+               "name" : "Andre Ploger",
+               "drilldown" : "Andre Ploger"
             },
             {
-               "name" : "Arne Sommer",
                "drilldown" : "Arne Sommer",
+               "name" : "Arne Sommer",
                "y" : 3
             },
             {
-               "drilldown" : "Athanasius",
                "y" : 4,
+               "drilldown" : "Athanasius",
                "name" : "Athanasius"
             },
             {
                "name" : "BarrOff",
-               "y" : 1,
-               "drilldown" : "BarrOff"
+               "drilldown" : "BarrOff",
+               "y" : 1
             },
             {
-               "name" : "Bob Lied",
                "y" : 2,
-               "drilldown" : "Bob Lied"
+               "drilldown" : "Bob Lied",
+               "name" : "Bob Lied"
             },
             {
                "y" : 2,
-               "drilldown" : "Cheok-Yin Fung",
-               "name" : "Cheok-Yin Fung"
+               "name" : "Cheok-Yin Fung",
+               "drilldown" : "Cheok-Yin Fung"
             },
             {
-               "name" : "Dave Jacoby",
                "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby",
                "y" : 3
             },
             {
-               "y" : 2,
                "drilldown" : "David Ferrone",
-               "name" : "David Ferrone"
+               "name" : "David Ferrone",
+               "y" : 2
             },
             {
                "name" : "E. Choroba",
-               "y" : 2,
-               "drilldown" : "E. Choroba"
+               "drilldown" : "E. Choroba",
+               "y" : 2
             },
             {
-               "drilldown" : "Feng Chang",
                "y" : 2,
+               "drilldown" : "Feng Chang",
                "name" : "Feng Chang"
             },
             {
+               "name" : "Jaldhar H. Vyas",
                "drilldown" : "Jaldhar H. Vyas",
-               "y" : 5,
-               "name" : "Jaldhar H. Vyas"
+               "y" : 5
             },
             {
-               "drilldown" : "Jan Krnavek",
                "y" : 2,
+               "drilldown" : "Jan Krnavek",
                "name" : "Jan Krnavek"
             },
             {
+               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey",
+               "y" : 3
+            },
+            {
                "drilldown" : "Kjetil Skotheim",
-               "y" : 2,
-               "name" : "Kjetil Skotheim"
+               "name" : "Kjetil Skotheim",
+               "y" : 2
             },
             {
-               "name" : "Laurent Rosenfeld",
                "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
                "y" : 6
             },
             {
-               "y" : 2,
                "drilldown" : "Lubos Kolouch",
-               "name" : "Lubos Kolouch"
+               "name" : "Lubos Kolouch",
+               "y" : 2
             },
             {
                "name" : "Luca Ferrari",
-               "y" : 12,
-               "drilldown" : "Luca Ferrari"
+               "drilldown" : "Luca Ferrari",
+               "y" : 12
             },
             {
-               "y" : 2,
+               "name" : "Mark Anderson",
                "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson"
+               "y" : 2
             },
             {
-               "name" : "Matthew Neleigh",
+               "y" : 2,
                "drilldown" : "Matthew Neleigh",
-               "y" : 2
+               "name" : "Matthew Neleigh"
             },
             {
                "name" : "Matthias Muth",
-               "y" : 3,
-               "drilldown" : "Matthias Muth"
+               "drilldown" : "Matthias Muth",
+               "y" : 3
             },
             {
-               "name" : "Packy Anderson",
                "y" : 5,
-               "drilldown" : "Packy Anderson"
+               "drilldown" : "Packy Anderson",
+               "name" : "Packy Anderson"
             },
             {
-               "name" : "Paulo Custodio",
                "y" : 2,
+               "name" : "Paulo Custodio",
                "drilldown" : "Paulo Custodio"
             },
             {
-               "drilldown" : "Peter Campbell Smith",
                "y" : 3,
+               "drilldown" : "Peter Campbell Smith",
                "name" : "Peter Campbell Smith"
             },
             {
                "name" : "Peter Meszaros",
-               "y" : 2,
-               "drilldown" : "Peter Meszaros"
+               "drilldown" : "Peter Meszaros",
+               "y" : 2
             },
             {
+               "name" : "Peter Pentchev",
                "drilldown" : "Peter Pentchev",
-               "y" : 4,
-               "name" : "Peter Pentchev"
+               "y" : 4
             },
             {
                "drilldown" : "Reinier Maliepaard",
-               "y" : 3,
-               "name" : "Reinier Maliepaard"
+               "name" : "Reinier Maliepaard",
+               "y" : 3
             },
             {
                "y" : 3,
@@ -149,8 +175,8 @@
             },
             {
                "name" : "Robert Ransbottom",
-               "y" : 2,
-               "drilldown" : "Robert Ransbottom"
+               "drilldown" : "Robert Ransbottom",
+               "y" : 2
             },
             {
                "name" : "Roger Bell_West",
@@ -158,13 +184,13 @@
                "y" : 5
             },
             {
-               "y" : 3,
+               "name" : "Ryan Thompson",
                "drilldown" : "Ryan Thompson",
-               "name" : "Ryan Thompson"
+               "y" : 3
             },
             {
-               "drilldown" : "Santiago Leyva",
                "y" : 2,
+               "drilldown" : "Santiago Leyva",
                "name" : "Santiago Leyva"
             },
             {
@@ -173,31 +199,37 @@
                "name" : "Simon Green"
             },
             {
+               "drilldown" : "Thomas Kohler",
                "name" : "Thomas Kohler",
-               "y" : 4,
-               "drilldown" : "Thomas Kohler"
+               "y" : 4
             },
             {
-               "y" : 4,
+               "name" : "Ulrich Rieke",
                "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke"
+               "y" : 4
             },
             {
-               "name" : "W. Luis Mochan",
                "y" : 3,
+               "name" : "W. Luis Mochan",
                "drilldown" : "W. Luis Mochan"
             },
             {
                "name" : "Wanderdoc",
-               "y" : 2,
-               "drilldown" : "Wanderdoc"
+               "drilldown" : "Wanderdoc",
+               "y" : 2
             }
-         ]
+         ],
+         "name" : "The Weekly Challenge - 290",
+         "colorByPoint" : 1
       }
    ],
+   "xAxis" : {
+      "type" : "category"
+   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "Adam Russell",
             "id" : "Adam Russell",
             "data" : [
                [
@@ -208,12 +240,11 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Adam Russell"
+            ]
          },
          {
-            "id" : "Ali Moradi",
             "name" : "Ali Moradi",
+            "id" : "Ali Moradi",
             "data" : [
                [
                   "Perl",
@@ -227,6 +258,7 @@
          },
          {
             "name" : "Andre Ploger",
+            "id" : "Andre Ploger",
             "data" : [
                [
                   "Perl",
@@ -236,10 +268,10 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Andre Ploger"
+            ]
          },
          {
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -250,11 +282,11 @@
                   1
                ]
             ],
-            "name" : "Arne Sommer",
             "id" : "Arne Sommer"
          },
          {
             "name" : "Athanasius",
+            "id" : "Athanasius",
             "data" : [
                [
                   "Perl",
@@ -264,42 +296,40 @@
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Athanasius"
+            ]
          },
          {
-            "id" : "BarrOff",
-            "name" : "BarrOff",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "id" : "BarrOff",
+            "name" : "BarrOff"
          },
          {
+            "name" : "Bob Lied",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Bob Lied",
             "id" : "Bob Lied"
          },
          {
-            "id" : "Cheok-Yin Fung",
-            "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Cheok-Yin Fung",
+            "name" : "Cheok-Yin Fung"
          },
          {
             "id" : "Dave Jacoby",
-            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -309,39 +339,41 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Dave Jacoby"
          },
          {
             "id" : "David Ferrone",
-            "name" : "David Ferrone",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "David Ferrone"
          },
          {
             "name" : "E. Choroba",
+            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "E. Choroba"
+            ]
          },
          {
+            "name" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Feng Chang",
             "id" : "Feng Chang"
          },
          {
+            "id" : "Jaldhar H. Vyas",
             "data" : [
                [
                   "Perl",
@@ -356,31 +388,43 @@
                   1
                ]
             ],
-            "name" : "Jaldhar H. Vyas",
-            "id" : "Jaldhar H. Vyas"
+            "name" : "Jaldhar H. Vyas"
          },
          {
-            "name" : "Jan Krnavek",
+            "id" : "Jan Krnavek",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Jan Krnavek"
+            "name" : "Jan Krnavek"
          },
          {
-            "id" : "Kjetil Skotheim",
             "data" : [
                [
                   "Perl",
                   2
+               ],
+               [
+                  "Blog",
+                  1
                ]
             ],
-            "name" : "Kjetil Skotheim"
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey"
+         },
+         {
+            "name" : "Kjetil Skotheim",
+            "id" : "Kjetil Skotheim",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
          },
          {
-            "id" : "Laurent Rosenfeld",
             "name" : "Laurent Rosenfeld",
             "data" : [
                [
@@ -395,7 +439,8 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "id" : "Laurent Rosenfeld"
          },
          {
             "name" : "Lubos Kolouch",
@@ -408,7 +453,7 @@
             "id" : "Lubos Kolouch"
          },
          {
-            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -419,7 +464,7 @@
                   10
                ]
             ],
-            "id" : "Luca Ferrari"
+            "name" : "Luca Ferrari"
          },
          {
             "name" : "Mark Anderson",
@@ -432,17 +477,17 @@
             "id" : "Mark Anderson"
          },
          {
+            "name" : "Matthew Neleigh",
+            "id" : "Matthew Neleigh",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Matthew Neleigh",
-            "id" : "Matthew Neleigh"
+            ]
          },
          {
-            "name" : "Matthias Muth",
+            "id" : "Matthias Muth",
             "data" : [
                [
                   "Perl",
@@ -453,11 +498,11 @@
                   1
                ]
             ],
-            "id" : "Matthias Muth"
+            "name" : "Matthias Muth"
          },
          {
-            "id" : "Packy Anderson",
             "name" : "Packy Anderson",
+            "id" : "Packy Anderson",
             "data" : [
                [
                   "Perl",
@@ -474,18 +519,18 @@
             ]
          },
          {
+            "name" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Paulo Custodio",
             "id" : "Paulo Custodio"
          },
          {
-            "id" : "Peter Campbell Smith",
             "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -508,6 +553,7 @@
             "name" : "Peter Meszaros"
          },
          {
+            "name" : "Peter Pentchev",
             "data" : [
                [
                   "Perl",
@@ -518,11 +564,10 @@
                   2
                ]
             ],
-            "name" : "Peter Pentchev",
             "id" : "Peter Pentchev"
          },
          {
-            "name" : "Reinier Maliepaard",
+            "id" : "Reinier Maliepaard",
             "data" : [
                [
                   "Perl",
@@ -533,10 +578,10 @@
                   1
                ]
             ],
-            "id" : "Reinier Maliepaard"
+            "name" : "Reinier Maliepaard"
          },
          {
-            "name" : "Robbie Hatley",
+            "id" : "Robbie Hatley",
             "data" : [
                [
                   "Perl",
@@ -547,20 +592,21 @@
                   1
                ]
             ],
-            "id" : "Robbie Hatley"
+            "name" : "Robbie Hatley"
          },
          {
-            "id" : "Robert Ransbottom",
+            "name" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Robert Ransbottom"
+            "id" : "Robert Ransbottom"
          },
          {
             "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -574,10 +620,10 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Roger Bell_West"
+            ]
          },
          {
+            "name" : "Ryan Thompson",
             "data" : [
                [
                   "Perl",
@@ -588,20 +634,21 @@
                   1
                ]
             ],
-            "name" : "Ryan Thompson",
             "id" : "Ryan Thompson"
          },
          {
             "name" : "Santiago Leyva",
+            "id" : "Santiago Leyva",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Santiago Leyva"
+            ]
          },
          {
+            "name" : "Simon Green",
+            "id" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -611,11 +658,10 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Simon Green",
-            "id" : "Simon Green"
+            ]
          },
          {
+            "name" : "Thomas Kohler",
             "data" : [
                [
                   "Perl",
@@ -626,10 +672,10 @@
                   2
                ]
             ],
-            "name" : "Thomas Kohler",
             "id" : "Thomas Kohler"
          },
          {
+            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -640,7 +686,6 @@
                   2
                ]
             ],
-            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke"
          },
          {
@@ -658,46 +703,20 @@
             "id" : "W. Luis Mochan"
          },
          {
-            "id" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "Wanderdoc",
             "name" : "Wanderdoc"
          }
       ]
    },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
-   "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/>"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
-   },
-   "subtitle" : {
-      "text" : "[Champions: 37] Last updated at 2024-10-14 23:10:24 GMT"
    }
 }
diff --git a/stats/pwc-challenge-291.json b/stats/pwc-challenge-291.json
index 2b243f9712..04a15884fa 100644
--- a/stats/pwc-challenge-291.json
+++ b/stats/pwc-challenge-291.json
@@ -1,7 +1,212 @@
 {
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
+   },
    "legend" : {
       "enabled" : 0
    },
+   "series" : [
+      {
+         "colorByPoint" : 1,
+         "name" : "The Weekly Challenge - 291",
+         "data" : [
+            {
+               "y" : 2,
+               "name" : "Adam Russell",
+               "drilldown" : "Adam Russell"
+            },
+            {
+               "drilldown" : "Arne Sommer",
+               "name" : "Arne Sommer",
+               "y" : 3
+            },
+            {
+               "name" : "Asher Harvey-Smith",
+               "drilldown" : "Asher Harvey-Smith",
+               "y" : 2
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Athanasius",
+               "name" : "Athanasius"
+            },
+            {
+               "y" : 1,
+               "name" : "BarrOff",
+               "drilldown" : "BarrOff"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Bob Lied",
+               "name" : "Bob Lied"
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Cheok-Yin Fung",
+               "name" : "Cheok-Yin Fung"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
+            },
+            {
+               "name" : "David Ferrone",
+               "drilldown" : "David Ferrone",
+               "y" : 2
+            },
+            {
+               "name" : "E. Choroba",
+               "drilldown" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "name" : "Feng Chang",
+               "drilldown" : "Feng Chang"
+            },
+            {
+               "drilldown" : "Jaldhar H. Vyas",
+               "name" : "Jaldhar H. Vyas",
+               "y" : 5
+            },
+            {
+               "drilldown" : "Jan Krnavek",
+               "name" : "Jan Krnavek",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey"
+            },
+            {
+               "y" : 2,
+               "name" : "Kjetil Skotheim",
+               "drilldown" : "Kjetil Skotheim"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 6
+            },
+            {
+               "y" : 2,
+               "name" : "Lubos Kolouch",
+               "drilldown" : "Lubos Kolouch"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Matthew Neleigh",
+               "name" : "Matthew Neleigh"
+            },
+            {
+               "y" : 3,
+               "name" : "Matthias Muth",
+               "drilldown" : "Matthias Muth"
+            },
+            {
+               "drilldown" : "Packy Anderson",
+               "name" : "Packy Anderson",
+               "y" : 5
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Paulo Custodio",
+               "name" : "Paulo Custodio"
+            },
+            {
+               "name" : "Pawel Kuciel",
+               "drilldown" : "Pawel Kuciel",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith",
+               "y" : 3
+            },
+            {
+               "y" : 2,
+               "name" : "Peter Meszaros",
+               "drilldown" : "Peter Meszaros"
+            },
+            {
+               "drilldown" : "Reinier Maliepaard",
+               "name" : "Reinier Maliepaard",
+               "y" : 2
+            },
+            {
+               "name" : "Robbie Hatley",
+               "drilldown" : "Robbie Hatley",
+               "y" : 3
+            },
+            {
+               "drilldown" : "Robert Ransbottom",
+               "name" : "Robert Ransbottom",
+               "y" : 2
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 5
+            },
+            {
+               "y" : 2,
+               "name" : "Santiago Leyva",
+               "drilldown" : "Santiago Leyva"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Simon Green",
+               "name" : "Simon Green"
+            },
+            {
+               "y" : 2,
+               "name" : "Thomas Kohler",
+               "drilldown" : "Thomas Kohler"
+            },
+            {
+               "y" : 2,
+               "name" : "Tim King",
+               "drilldown" : "Tim King"
+            },
+            {
+               "drilldown" : "Tomasz Mucha",
+               "name" : "Tomasz Mucha",
+               "y" : 2
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke"
+            },
+