- Added solutions by Arne Sommer.

14 files changed, 1259 insertions, 1236 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index d6825fb213..de2a00a0dc 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,146 +1,21 @@
 {
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-         "name" : "The Weekly Challenge - 144",
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-            },
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-               "drilldown" : "Cristina Heredia"
-            },
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-               "drilldown" : "Dave Jacoby",
-               "y" : 3,
-               "name" : "Dave Jacoby"
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-            {
-               "drilldown" : "David Santiago",
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-               "name" : "David Santiago"
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-               "name" : "E. Choroba"
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-               "drilldown" : "Flavio Poletti"
-            },
-            {
-               "name" : "James Smith",
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-               "drilldown" : "James Smith"
-            },
-            {
-               "drilldown" : "Jan Krnavek",
-               "y" : 2,
-               "name" : "Jan Krnavek"
-            },
-            {
-               "name" : "Laurent Rosenfeld",
-               "y" : 5,
-               "drilldown" : "Laurent Rosenfeld"
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-            {
-               "drilldown" : "Luca Ferrari",
-               "y" : 6,
-               "name" : "Luca Ferrari"
-            },
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-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
-            },
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-               "name" : "Mark Senn",
-               "drilldown" : "Mark Senn"
-            },
-            {
-               "y" : 1,
-               "name" : "Mohammad S Anwar",
-               "drilldown" : "Mohammad S Anwar"
-            },
-            {
-               "y" : 2,
-               "name" : "Niels van Dijke",
-               "drilldown" : "Niels van Dijke"
-            },
-            {
-               "drilldown" : "Paulo Custodio",
-               "name" : "Paulo Custodio",
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-            },
-            {
-               "name" : "Peter Campbell Smith",
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-               "drilldown" : "Peter Campbell Smith"
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-               "drilldown" : "Robert DiCicco"
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
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-            },
-            {
-               "y" : 2,
-               "name" : "Simon Green",
-               "drilldown" : "Simon Green"
-            },
-            {
-               "name" : "Ulrich Rieke",
-               "y" : 4,
-               "drilldown" : "Ulrich Rieke"
-            },
-            {
-               "drilldown" : "W. Luis Mochan",
-               "y" : 3,
-               "name" : "W. Luis Mochan"
-            }
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-   ],
-   "chart" : {
-      "type" : "column"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+   "plotOptions" : {
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+         },
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-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
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-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 144"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 22] Last updated at 2021-12-26 20:06:04 GMT"
+   "xAxis" : {
+      "type" : "category"
    },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Alexander Pankoff",
             "id" : "Alexander Pankoff",
+            "name" : "Alexander Pankoff",
             "data" : [
                [
                   "Perl",
@@ -149,30 +24,49 @@
             ]
          },
          {
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
-                  2
+                  1
                ],
                [
                   "Raku",
                   2
+               ],
+               [
+                  "Blog",
+                  1
                ]
             ],
+            "id" : "Arne Sommer"
+         },
+         {
             "id" : "Athanasius",
-            "name" : "Athanasius"
+            "name" : "Athanasius",
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+                  2
+               ],
+               [
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+                  2
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          },
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+            "id" : "Cristina Heredia",
+            "name" : "Cristina Heredia",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Cristina Heredia",
-            "name" : "Cristina Heredia"
+            ]
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          {
+            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -183,30 +77,30 @@
                   1
                ]
             ],
-            "name" : "Dave Jacoby",
-            "id" : "Dave Jacoby"
+            "name" : "Dave Jacoby"
          },
          {
+            "name" : "David Santiago",
             "data" : [
                [
                   "Raku",
                   1
                ]
             ],
-            "name" : "David Santiago",
             "id" : "David Santiago"
          },
          {
+            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "E. Choroba",
             "id" : "E. Choroba"
          },
          {
+            "id" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -221,10 +115,10 @@
                   2
                ]
             ],
-            "name" : "Flavio Poletti",
-            "id" : "Flavio Poletti"
+            "name" : "Flavio Poletti"
          },
          {
+            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -235,8 +129,7 @@
                   1
                ]
             ],
-            "id" : "James Smith",
-            "name" : "James Smith"
+            "id" : "James Smith"
          },
          {
             "id" : "Jan Krnavek",
@@ -249,6 +142,7 @@
             ]
          },
          {
+            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -263,10 +157,11 @@
                   1
                ]
             ],
-            "id" : "Laurent Rosenfeld",
             "name" : "Laurent Rosenfeld"
          },
          {
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -276,19 +171,17 @@
                   "Blog",
                   4
                ]
-            ],
-            "id" : "Luca Ferrari",
-            "name" : "Luca Ferrari"
+            ]
          },
          {
-            "name" : "Mark Anderson",
-            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "name" : "Mark Anderson",
+            "id" : "Mark Anderson"
          },
          {
             "data" : [
@@ -305,36 +198,37 @@
             "id" : "Mark Senn"
          },
          {
+            "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "id" : "Mohammad S Anwar",
             "name" : "Mohammad S Anwar"
          },
          {
+            "name" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Niels van Dijke",
             "id" : "Niels van Dijke"
          },
          {
-            "name" : "Paulo Custodio",
             "id" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Paulo Custodio"
          },
          {
+            "name" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -345,17 +239,16 @@
                   1
                ]
             ],
-            "id" : "Peter Campbell Smith",
-            "name" : "Peter Campbell Smith"
+            "id" : "Peter Campbell Smith"
          },
          {
+            "id" : "Robert DiCicco",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "id" : "Robert DiCicco",
             "name" : "Robert DiCicco"
          },
          {
@@ -373,8 +266,8 @@
                   1
                ]
             ],
-            "id" : "Roger Bell_West",
-            "name" : "Roger Bell_West"
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West"
          },
          {
             "data" : [
@@ -383,10 +276,11 @@
                   2
                ]
             ],
-            "id" : "Simon Green",
-            "name" : "Simon Green"
+            "name" : "Simon Green",
+            "id" : "Simon Green"
          },
          {
+            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -397,12 +291,10 @@
                   2
                ]
             ],
-            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke"
          },
          {
             "name" : "W. Luis Mochan",
-            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -412,23 +304,154 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "W. Luis Mochan"
          }
       ]
    },
+   "subtitle" : {
+      "text" : "[Champions: 23] Last updated at 2021-12-26 20:15:29 GMT"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 144"
+   },
+   "series" : [
+      {
+         "data" : [
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+               "name" : "Alexander Pankoff",
+               "drilldown" : "Alexander Pankoff",
+               "y" : 2
+            },
+            {
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer",
+               "y" : 4
+            },
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+               "drilldown" : "Athanasius",
+               "name" : "Athanasius"
+            },
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+               "drilldown" : "Cristina Heredia"
+            },
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+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
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+               "name" : "David Santiago",
+               "drilldown" : "David Santiago",
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+            },
+            {
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+               "drilldown" : "E. Choroba",
+               "y" : 2
+            },
+            {
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+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti"
+            },
+            {
+               "drilldown" : "James Smith",
+               "y" : 3,
+               "name" : "James Smith"
+            },
+            {
+               "name" : "Jan Krnavek",
+               "y" : 2,
+               "drilldown" : "Jan Krnavek"
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld"
+            },
+            {
+               "y" : 6,
+               "drilldown" : "Luca Ferrari",
+               "name" : "Luca Ferrari"
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "y" : 1,
+               "name" : "Mark Anderson"
+            },
+            {
+               "name" : "Mark Senn",
+               "y" : 4,
+               "drilldown" : "Mark Senn"
+            },
+            {
+               "name" : "Mohammad S Anwar",
+               "drilldown" : "Mohammad S Anwar",
+               "y" : 1
+            },
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+               "name" : "Niels van Dijke",
+               "y" : 2,
+               "drilldown" : "Niels van Dijke"
+            },
+            {
+               "drilldown" : "Paulo Custodio",
+               "y" : 2,
+               "name" : "Paulo Custodio"
+            },
+            {
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+               "y" : 3,
+               "drilldown" : "Peter Campbell Smith"
+            },
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+               "name" : "Robert DiCicco",
+               "y" : 1,
+               "drilldown" : "Robert DiCicco"
+            },
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+               "drilldown" : "Roger Bell_West",
+               "y" : 5
+            },
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+               "drilldown" : "Simon Green",
+               "y" : 2,
+               "name" : "Simon Green"
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "y" : 4,
+               "drilldown" : "Ulrich Rieke"
+            },
+            {
+               "drilldown" : "W. Luis Mochan",
+               "y" : 3,
+               "name" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 144",
+         "colorByPoint" : 1
+      }
+   ],
    "legend" : {
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    },
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-         "dataLabels" : {
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-            "format" : "{point.y}"
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+   "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/>"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
    },
-   "xAxis" : {
-      "type" : "category"
+   "chart" : {
+      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index d6f1696d77..cbad58a0c9 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : null
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
       },
-      "min" : 0
+      "type" : "category"
    },
-   "chart" : {
-      "type" : "column"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "series" : [
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-         "data" : [
-            [
-               "Blog",
-               2120
-            ],
-            [
-               "Perl",
-               6940
-            ],
-            [
-               "Raku",
-               4183
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-         ],
+         "name" : "Contributions",
          "dataLabels" : {
-            "y" : 10,
             "format" : "{point.y:.0f}",
+            "rotation" : -90,
             "align" : "right",
+            "y" : 10,
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                "fontFamily" : "Verdana, sans-serif",
                "fontSize" : "13px"
             },
-            "rotation" : -90,
             "enabled" : "true",
             "color" : "#FFFFFF"
          },
-         "name" : "Contributions"
+         "data" : [
+            [
+               "Blog",
+               2121
+            ],
+            [
+               "Perl",
+               6941
+            ],
+            [
+               "Raku",
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-   "xAxis" : {
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-   },
    "legend" : {
       "enabled" : "false"
    },
    "subtitle" : {
-      "text" : "Last updated at 2021-12-26 20:06:04 GMT"
+      "text" : "Last updated at 2021-12-26 20:15:28 GMT"
    },
    "title" : {
       "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
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 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index fc69fbe689..0b20a1935b 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,13 +1,8 @@
 {
-   "xAxis" : {
-      "type" : "category"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Language"
-   },
    "drilldown" : {
       "series" : [
          {
+            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -22,12 +17,9 @@
                   11
                ]
             ],
-            "id" : "001",
             "name" : "001"
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-            "name" : "002",
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -41,7 +33,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "002",
+            "id" : "002"
          },
          {
             "id" : "003",
@@ -80,6 +74,7 @@
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+            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -94,10 +89,10 @@
                   12
                ]
             ],
-            "name" : "005",
             "id" : "005"
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+            "id" : "006",
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@@ -112,7 +107,6 @@
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@@ -135,7 +129,6 @@
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             "data" : [
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                   "Perl",
@@ -149,9 +142,12 @@
                   "Blog",
                   12
                ]
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@@ -165,11 +161,10 @@
                   "Blog",
                   13
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-            "name" : "009"
+            ]
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                   "Perl",
@@ -184,7 +179,6 @@
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@@ -202,12 +196,10 @@
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                ]
             ],
-            "id" : "011",
-            "name" : "011"
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                   "Perl",
@@ -221,9 +213,12 @@
                   "Blog",
                   11
                ]
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+            "id" : "012"
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@@ -238,10 +233,11 @@
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                ]
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-            "name" : "013"
+            "id" : "013"
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+            "name" : "014",
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                   "Perl",
@@ -255,12 +251,9 @@
                   "Blog",
                   15
                ]
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-            "name" : "014"
+            ]
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@@ -275,11 +268,11 @@
                   "Blog",
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+            ],
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-            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -293,9 +286,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
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+            "name" : "017",
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                [
                   "Perl",
@@ -310,10 +305,11 @@
                   12
                ]
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-            "name" : "017",
             "id" : "017"
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+            "id" : "018",
+            "name" : "018",
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                   "Perl",
@@ -327,9 +323,7 @@
                   "Blog",
                   14
                ]
-            ],
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-            "id" : "018"
+            ]
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@@ -346,12 +340,12 @@
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@@ -368,7 +362,6 @@
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@@ -383,11 +376,12 @@
                   "Blog",
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                ]
-            ]
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+            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -405,7 +399,6 @@
          },
          {
             "id" : "023",
-            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -419,11 +412,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "023"
          },
          {
             "id" : "024",
-            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -437,9 +430,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "024"
          },
          {
+            "name" : "025",
             "data" : [
                [
                   "Perl",
@@ -454,12 +449,9 @@
                   12
                ]
             ],
-            "name" : "025",
             "id" : "025"
          },
          {
-            "name" : "026",
-            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -473,9 +465,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "026",
+            "id" : "026"
          },
          {
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -490,12 +485,10 @@
                   9
                ]
             ],
-            "id" : "027",
             "name" : "027"
          },
          {
             "name" : "028",
-            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -509,9 +502,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "028"
          },
          {
+            "id" : "029",
             "data" : [
                [
                   "Perl",
@@ -526,10 +521,10 @@
                   12
                ]
             ],
-            "name" : "029",
-            "id" : "029"
+            "name" : "029"
          },
          {
+            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -544,11 +539,9 @@
                   10
                ]
             ],
-            "id" : "030",
-            "name" : "030"
+            "id" : "030"
          },
          {
-            "id" : "031",
             "name" : "031",
             "data" : [
                [
@@ -563,9 +556,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "031"
          },
          {
+            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -580,10 +575,10 @@
                   10
                ]
             ],
-            "id" : "032",
-            "name" : "032"
+            "id" : "032"
          },
          {
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -598,10 +593,11 @@
                   10
                ]
             ],
-            "name" : "033",
-            "id" : "033"
+            "name" : "033"
          },
          {
+            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -615,9 +611,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "034",
-            "name" : "034"
+            ]
          },
          {
             "data" : [
@@ -638,7 +632,6 @@
             "id" : "035"
          },
          {
-            "name" : "036",
             "id" : "036",
             "data" : [
                [
@@ -653,9 +646,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "036"
          },
          {
+            "id" : "037",
             "data" : [
                [
                   "Perl",
@@