- Added solutions by Arne Sommer.

13 files changed, 1562 insertions, 1539 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index ea8bc4bc3f..a7cf4b80a9 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,21 +1,28 @@
 {
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "subtitle" : {
+      "text" : "[Champions: 23] Last updated at 2021-09-25 21:36:20 GMT"
    },
-   "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
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 131"
    },
    "series" : [
       {
          "data" : [
             {
-               "y" : 1,
+               "y" : 5,
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer"
+            },
+            {
+               "drilldown" : "Ben Davies",
                "name" : "Ben Davies",
-               "drilldown" : "Ben Davies"
+               "y" : 1
             },
             {
                "y" : 3,
@@ -28,24 +35,24 @@
                "y" : 2
             },
             {
-               "drilldown" : "Flavio Poletti",
                "name" : "Flavio Poletti",
+               "drilldown" : "Flavio Poletti",
                "y" : 6
             },
             {
-               "drilldown" : "Ian Goodnight",
                "name" : "Ian Goodnight",
+               "drilldown" : "Ian Goodnight",
                "y" : 4
             },
             {
                "y" : 2,
-               "drilldown" : "Ivan Dimitrov",
-               "name" : "Ivan Dimitrov"
+               "name" : "Ivan Dimitrov",
+               "drilldown" : "Ivan Dimitrov"
             },
             {
+               "y" : 3,
                "drilldown" : "James Smith",
-               "name" : "James Smith",
-               "y" : 3
+               "name" : "James Smith"
             },
             {
                "name" : "Laurent Rosenfeld",
@@ -68,19 +75,19 @@
                "y" : 2
             },
             {
-               "y" : 2,
+               "drilldown" : "Matthew Neleigh",
                "name" : "Matthew Neleigh",
-               "drilldown" : "Matthew Neleigh"
+               "y" : 2
             },
             {
-               "name" : "Mohammad S Anwar",
                "drilldown" : "Mohammad S Anwar",
+               "name" : "Mohammad S Anwar",
                "y" : 1
             },
             {
-               "y" : 2,
                "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke"
+               "name" : "Niels van Dijke",
+               "y" : 2
             },
             {
                "y" : 1,
@@ -88,59 +95,61 @@
                "drilldown" : "Olivier Delouya"
             },
             {
-               "y" : 2,
                "drilldown" : "Peter Campbell Smith",
-               "name" : "Peter Campbell Smith"
+               "name" : "Peter Campbell Smith",
+               "y" : 2
             },
             {
-               "name" : "Rich Snyder",
                "drilldown" : "Rich Snyder",
+               "name" : "Rich Snyder",
                "y" : 2
             },
             {
-               "y" : 5,
+               "name" : "Roger Bell_West",
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West"
+               "y" : 5
             },
             {
+               "y" : 3,
                "name" : "Simon Green",
-               "drilldown" : "Simon Green",
-               "y" : 3
+               "drilldown" : "Simon Green"
             },
             {
-               "y" : 1,
                "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
+               "drilldown" : "Simon Proctor",
+               "y" : 1
             },
             {
                "y" : 4,
-               "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke"
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke"
             },
             {
-               "y" : 3,
+               "drilldown" : "W. Luis Mochan",
                "name" : "W. Luis Mochan",
-               "drilldown" : "W. Luis Mochan"
+               "y" : 3
             }
          ],
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 131"
+         "name" : "The Weekly Challenge - 131",
+         "colorByPoint" : 1
       }
    ],
-   "subtitle" : {
-      "text" : "[Champions: 22] Last updated at 2021-09-25 09:43:50 GMT"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 131"
-   },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Ben Davies",
-            "id" : "Ben Davies",
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
+                  "Perl",
+                  2
+               ],
+               [
                   "Raku",
+                  2
+               ],
+               [
+                  "Blog",
                   1
                ]
             ]
@@ -148,6 +157,16 @@
          {
             "data" : [
                [
+                  "Raku",
+                  1
+               ]
+            ],
+            "name" : "Ben Davies",
+            "id" : "Ben Davies"
+         },
+         {
+            "data" : [
+               [
                   "Perl",
                   2
                ],
@@ -166,8 +185,8 @@
                   2
                ]
             ],
-            "id" : "E. Choroba",
-            "name" : "E. Choroba"
+            "name" : "E. Choroba",
+            "id" : "E. Choroba"
          },
          {
             "id" : "Flavio Poletti",
@@ -188,8 +207,8 @@
             ]
          },
          {
-            "name" : "Ian Goodnight",
             "id" : "Ian Goodnight",
+            "name" : "Ian Goodnight",
             "data" : [
                [
                   "Perl",
@@ -202,18 +221,16 @@
             ]
          },
          {
-            "name" : "Ivan Dimitrov",
-            "id" : "Ivan Dimitrov",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Ivan Dimitrov",
+            "id" : "Ivan Dimitrov"
          },
          {
-            "id" : "James Smith",
-            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -223,11 +240,13 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "James Smith",
+            "name" : "James Smith"
          },
          {
-            "name" : "Laurent Rosenfeld",
             "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -254,6 +273,8 @@
             ]
          },
          {
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -263,49 +284,47 @@
                   "Blog",
                   2
                ]
-            ],
-            "id" : "Luca Ferrari",
-            "name" : "Luca Ferrari"
+            ]
          },
          {
-            "name" : "Mark Anderson",
-            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Mark Anderson",
+            "name" : "Mark Anderson"
          },
          {
-            "id" : "Matthew Neleigh",
-            "name" : "Matthew Neleigh",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Matthew Neleigh",
+            "name" : "Matthew Neleigh"
          },
          {
-            "id" : "Mohammad S Anwar",
-            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "name" : "Mohammad S Anwar",
+            "id" : "Mohammad S Anwar"
          },
          {
-            "name" : "Niels van Dijke",
-            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke"
          },
          {
             "id" : "Olivier Delouya",
@@ -328,16 +347,18 @@
             ]
          },
          {
+            "id" : "Rich Snyder",
+            "name" : "Rich Snyder",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Rich Snyder",
-            "id" : "Rich Snyder"
+            ]
          },
          {
+            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -351,11 +372,11 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Roger Bell_West",
-            "name" : "Roger Bell_West"
+            ]
          },
          {
+            "id" : "Simon Green",
+            "name" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -365,9 +386,7 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Simon Green",
-            "name" : "Simon Green"
+            ]
          },
          {
             "id" : "Simon Proctor",
@@ -380,8 +399,6 @@
             ]
          },
          {
-            "name" : "Ulrich Rieke",
-            "id" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -391,11 +408,13 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Ulrich Rieke",
+            "name" : "Ulrich Rieke"
          },
          {
-            "id" : "W. Luis Mochan",
             "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -409,22 +428,26 @@
          }
       ]
    },
-   "chart" : {
-      "type" : "column"
+   "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"
+      }
    },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
          "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
+            "enabled" : 1,
+            "format" : "{point.y}"
          }
       }
    },
-   "legend" : {
-      "enabled" : 0
-   },
-   "xAxis" : {
-      "type" : "category"
+   "chart" : {
+      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index b6fb76b3b2..36d0d79f47 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      }
-   },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
    "series" : [
       {
+         "name" : "Contributions",
          "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "enabled" : "true",
-            "rotation" : -90,
-            "align" : "right",
             "color" : "#FFFFFF",
-            "y" : 10,
+            "enabled" : "true",
             "style" : {
                "fontSize" : "13px",
                "fontFamily" : "Verdana, sans-serif"
-            }
+            },
+            "rotation" : -90,
+            "format" : "{point.y:.0f}",
+            "align" : "right",
+            "y" : 10
          },
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               1892
+               1893
             ],
             [
                "Perl",
-               6243
+               6245
             ],
             [
                "Raku",
-               3834
+               3836
             ]
          ]
       }
    ],
+   "chart" : {
+      "type" : "column"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
+   },
    "subtitle" : {
-      "text" : "Last updated at 2021-09-25 09:43:50 GMT"
+      "text" : "Last updated at 2021-09-25 21:36:20 GMT"
+   },
+   "legend" : {
+      "enabled" : "false"
    },
    "title" : {
       "text" : "The Weekly Challenge Contributions [2019 - 2021]"
-   },
-   "chart" : {
-      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 5353473f7c..0031d93175 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,18 +1,37 @@
 {
+   "title" : {
+      "text" : "The Weekly Challenge Language"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-09-25 21:36:20 GMT"
+   },
    "chart" : {
       "type" : "column"
    },
    "plotOptions" : {
       "series" : {
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
+            "format" : "{point.y}",
+            "enabled" : 1
          },
          "borderWidth" : 0
       }
    },
-   "title" : {
-      "text" : "The Weekly Challenge Language"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "tooltip" : {
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : "true",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>"
    },
    "drilldown" : {
       "series" : [
@@ -49,12 +68,10 @@
                   10
                ]
             ],
-            "name" : "002",
-            "id" : "002"
+            "id" : "002",
+            "name" : "002"
          },
          {
-            "id" : "003",
-            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -68,7 +85,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "003",
+            "name" : "003"
          },
          {
             "id" : "004",
@@ -89,8 +108,6 @@
             ]
          },
          {
-            "name" : "005",
-            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -104,11 +121,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "005",
+            "name" : "005"
          },
          {
-            "id" : "006",
-            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -122,7 +139,9 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "name" : "006",
+            "id" : "006"
          },
          {
             "data" : [
@@ -139,12 +158,10 @@
                   10
                ]
             ],
-            "id" : "007",
-            "name" : "007"
+            "name" : "007",
+            "id" : "007"
          },
          {
-            "name" : "008",
-            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -158,9 +175,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "008",
+            "id" : "008"
          },
          {
+            "id" : "009",
+            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -174,11 +195,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "009",
-            "id" : "009"
+            ]
          },
          {
+            "id" : "010",
+            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -192,9 +213,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010",
-            "name" : "010"
+            ]
          },
          {
             "id" : "011",
@@ -215,8 +234,8 @@
             ]
          },
          {
-            "id" : "012",
             "name" : "012",
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -233,8 +252,6 @@
             ]
          },
          {
-            "id" : "013",
-            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -248,7 +265,9 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "013",
+            "id" : "013"
          },
          {
             "name" : "014",
@@ -269,6 +288,8 @@
             ]
          },
          {
+            "name" : "015",
+            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -282,9 +303,7 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "015",
-            "name" : "015"
+            ]
          },
          {
             "data" : [
@@ -305,8 +324,6 @@
             "name" : "016"
          },
          {
-            "id" : "017",
-            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -320,11 +337,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "017",
+            "id" : "017"
          },
          {
-            "id" : "018",
-            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -338,7 +355,9 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "id" : "018",
+            "name" : "018"
          },
          {
             "name" : "019",
@@ -359,8 +378,6 @@
             ]
          },
          {
-            "id" : "020",
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -374,11 +391,13 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "020",
+            "id" : "020"
          },
          {
-            "name" : "021",
             "id" : "021",
+            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -395,6 +414,8 @@
             ]
          },
          {
+            "name" : "022",
+            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -408,13 +429,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "022",
-            "name" : "022"
+            ]
          },
          {
-            "id" : "023",
-            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -428,11 +445,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "023",
+            "name" : "023"
          },
          {
-            "name" : "024",
-            "id" : "024",
             "data" : [
                [
                   "Perl",
@@ -446,9 +463,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "024",
+            "name" : "024"
          },
          {
+            "id" : "025",
+            "name" : "025",
             "data" : [
                [
                   "Perl",
@@ -462,13 +483,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "025",
-            "id" : "025"
+            ]
          },
          {
-            "id" : "026",
-            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -482,7 +499,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "026",
+            "name" : "026"
          },
          {
             "data" : [
@@ -517,8 +536,8 @@
                   9
                ]
             ],
-            "id" : "028",
-            "name" : "028"
+            "name" : "028",
+            "id" : "028"
          },
          {
             "data" : [
@@ -539,8 +558,6 @@
             "name" : "029"
          },
          {
-            "id" : "030",
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -554,9 +571,13 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "030",
+            "id" : "030"
          },
          {
+            "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -570,13 +591,11 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "031",
-            "name" : "031"
+            ]
          },
          {
-            "name" : "032",
             "id" : "032",
+            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -593,6 +612,8 @@
             ]
          },
          {
+            "name" : "033",
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -606,13 +627,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033",
-            "name" : "033"
+            ]
          },
          {
-            "id" : "034",
-            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -626,9 +643,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "034",
+            "name" : "034"
          },
          {
+            "name" : "035",
+            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -642,13 +663,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "035",
-            "id" : "035"
+            ]
          },
          {
-            "id" : "036",
-            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -662,7 +679,9 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "036",
+            "id" : "036"
          },
          {
             "name" : "037",
@@ -701,6 +720,8 @@
             ]
          },
          {
+            "id" : "039",
+            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -714,11 +735,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "039",
-            "name" : "039"
+            ]
          },
          {
+            "name" : "040",
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -732,11 +753,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "040",
-            "id" : "040"
+            ]
          },
          {
+            "name" : "041",
+            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -750,13 +771,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "041",
-            "name" : "041"
+            ]
          },
          {
-            "id" : "042",
-            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -770,11 +787,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "042",
+            "name" : "042"
          },
          {
-            "name" : "043",
             "id" : "043",
+            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -791,8 +810,8 @@
             ]
          },
          {
-            "id" : "044",
             "name" : "044",
+            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -809,6 +828,8 @@
             ]
          },
          {
+            "name" : "045",
+            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -822,9 +843,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "045",
-            "name" : "045"
+            ]
          },
          {
             "name" : "046",
@@ -845,8 +864,6 @@
             ]
          },
          {
-            "name" : "047",
-            "id" : "047",
             "data" : [
                [
                   "Perl",
@@ -860,7 +877,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "047",
+            "id" : "047"
          },
          {
             "data" : [
@@ -899,6 +918,8 @@
             "name" : "049"
          },
          {
+            "id" : "050",
+            "name" : "050",
             "data" : [
                [
                   "Perl",
@@ -912,9 +933,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "050",
-            "id" : "050"
+            ]
          },
          {
             "data" : [
@@ -931,12 +950,10 @@
                   11
                ]
             ],