- Added solution by Jorg Sommrey.

13 files changed, 1478 insertions, 1463 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index a8e6dfbdb4..f4a12d04cf 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,12 +1,171 @@
 {
-   "legend" : {
-      "enabled" : 0
+   "xAxis" : {
+      "type" : "category"
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "y" : 5,
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer"
+            },
+            {
+               "drilldown" : "Athanasius",
+               "y" : 4,
+               "name" : "Athanasius"
+            },
+            {
+               "y" : 1,
+               "name" : "Ben Davies",
+               "drilldown" : "Ben Davies"
+            },
+            {
+               "y" : 3,
+               "name" : "Cheok-Yin Fung",
+               "drilldown" : "Cheok-Yin Fung"
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby",
+               "y" : 3
+            },
+            {
+               "name" : "E. Choroba",
+               "y" : 2,
+               "drilldown" : "E. Choroba"
+            },
+            {
+               "drilldown" : "Flavio Poletti",
+               "y" : 6,
+               "name" : "Flavio Poletti"
+            },
+            {
+               "drilldown" : "Ian Goodnight",
+               "y" : 4,
+               "name" : "Ian Goodnight"
+            },
+            {
+               "drilldown" : "Ivan Dimitrov",
+               "name" : "Ivan Dimitrov",
+               "y" : 2
+            },
+            {
+               "name" : "James Smith",
+               "y" : 3,
+               "drilldown" : "James Smith"
+            },
+            {
+               "y" : 2,
+               "name" : "Jan Krnavek",
+               "drilldown" : "Jan Krnavek"
+            },
+            {
+               "y" : 1,
+               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 3
+            },
+            {
+               "name" : "Lubos Kolouch",
+               "y" : 2,
+               "drilldown" : "Lubos Kolouch"
+            },
+            {
+               "name" : "Luca Ferrari",
+               "y" : 4,
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "name" : "Mark Anderson",
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
+            },
+            {
+               "drilldown" : "Matthew Neleigh",
+               "name" : "Matthew Neleigh",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Mohammad S Anwar",
+               "name" : "Mohammad S Anwar",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "name" : "Niels van Dijke",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Olivier Delouya",
+               "name" : "Olivier Delouya",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Peter Campbell Smith",
+               "y" : 2,
+               "name" : "Peter Campbell Smith"
+            },
+            {
+               "name" : "Rich Snyder",
+               "y" : 2,
+               "drilldown" : "Rich Snyder"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "y" : 5,
+               "name" : "Roger Bell_West"
+            },
+            {
+               "drilldown" : "Simon Green",
+               "y" : 3,
+               "name" : "Simon Green"
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor",
+               "y" : 1
+            },
+            {
+               "y" : 4,
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke"
+            },
+            {
+               "name" : "W. Luis Mochan",
+               "y" : 3,
+               "drilldown" : "W. Luis Mochan"
+            },
+            {
+               "drilldown" : "Wanderdoc",
+               "y" : 2,
+               "name" : "Wanderdoc"
+            }
+         ],
+         "name" : "The Weekly Challenge - 131",
+         "colorByPoint" : 1
+      }
+   ],
+   "title" : {
+      "text" : "The Weekly Challenge - 131"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 28] Last updated at 2021-09-27 01:11:42 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Arne Sommer",
             "name" : "Arne Sommer",
+            "id" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -23,8 +182,6 @@
             ]
          },
          {
-            "id" : "Athanasius",
-            "name" : "Athanasius",
             "data" : [
                [
                   "Perl",
@@ -34,17 +191,19 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Athanasius",
+            "name" : "Athanasius"
          },
          {
             "name" : "Ben Davies",
+            "id" : "Ben Davies",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ],
-            "id" : "Ben Davies"
+            ]
          },
          {
             "data" : [
@@ -85,6 +244,8 @@
             "id" : "E. Choroba"
          },
          {
+            "name" : "Flavio Poletti",
+            "id" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -98,13 +259,9 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Flavio Poletti",
-            "id" : "Flavio Poletti"
+            ]
          },
          {
-            "id" : "Ian Goodnight",
-            "name" : "Ian Goodnight",
             "data" : [
                [
                   "Perl",
@@ -114,20 +271,21 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Ian Goodnight",
+            "id" : "Ian Goodnight"
          },
          {
+            "id" : "Ivan Dimitrov",
+            "name" : "Ivan Dimitrov",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Ivan Dimitrov",
-            "id" : "Ivan Dimitrov"
+            ]
          },
          {
-            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -138,6 +296,7 @@
                   1
                ]
             ],
+            "name" : "James Smith",
             "id" : "James Smith"
          },
          {
@@ -147,11 +306,20 @@
                   2
                ]
             ],
-            "name" : "Jan Krnavek",
-            "id" : "Jan Krnavek"
+            "id" : "Jan Krnavek",
+            "name" : "Jan Krnavek"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "name" : "Jorg Sommrey",
+            "id" : "Jorg Sommrey"
          },
          {
-            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -166,19 +334,22 @@
                   1
                ]
             ],
-            "id" : "Laurent Rosenfeld"
+            "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld"
          },
          {
-            "id" : "Lubos Kolouch",
-            "name" : "Lubos Kolouch",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Lubos Kolouch",
+            "name" : "Lubos Kolouch"
          },
          {
+            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -188,79 +359,77 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari"
+            ]
          },
          {
             "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson"
+            ]
          },
          {
+            "id" : "Matthew Neleigh",
             "name" : "Matthew Neleigh",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Matthew Neleigh"
+            ]
          },
          {
+            "name" : "Mohammad S Anwar",
             "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "name" : "Mohammad S Anwar"
+            ]
          },
          {
             "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Niels van Dijke"
+            ]
          },
          {
-            "id" : "Olivier Delouya",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Olivier Delouya"
+            "name" : "Olivier Delouya",
+            "id" : "Olivier Delouya"
          },
          {
             "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Peter Campbell Smith"
+            ]
          },
          {
+            "name" : "Rich Snyder",
             "id" : "Rich Snyder",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Rich Snyder"
+            ]
          },
          {
             "id" : "Roger Bell_West",
@@ -305,7 +474,6 @@
             ]
          },
          {
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -316,6 +484,7 @@
                   2
                ]
             ],
+            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke"
          },
          {
@@ -329,183 +498,21 @@
                   1
                ]
             ],
-            "name" : "W. Luis Mochan",
-            "id" : "W. Luis Mochan"
+            "id" : "W. Luis Mochan",
+            "name" : "W. Luis Mochan"
          },
          {
-            "id" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Wanderdoc"
+            "name" : "Wanderdoc",
+            "id" : "Wanderdoc"
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 27] Last updated at 2021-09-27 00:57:47 GMT"
-   },
-   "tooltip" : {
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : 1,
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
-   },
-   "series" : [
-      {
-         "data" : [
-            {
-               "drilldown" : "Arne Sommer",
-               "y" : 5,
-               "name" : "Arne Sommer"
-            },
-            {
-               "drilldown" : "Athanasius",
-               "name" : "Athanasius",
-               "y" : 4
-            },
-            {
-               "name" : "Ben Davies",
-               "y" : 1,
-               "drilldown" : "Ben Davies"
-            },
-            {
-               "y" : 3,
-               "name" : "Cheok-Yin Fung",
-               "drilldown" : "Cheok-Yin Fung"
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "y" : 3,
-               "name" : "Dave Jacoby"
-            },
-            {
-               "y" : 2,
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba"
-            },
-            {
-               "drilldown" : "Flavio Poletti",
-               "y" : 6,
-               "name" : "Flavio Poletti"
-            },
-            {
-               "name" : "Ian Goodnight",
-               "y" : 4,
-               "drilldown" : "Ian Goodnight"
-            },
-            {
-               "name" : "Ivan Dimitrov",
-               "y" : 2,
-               "drilldown" : "Ivan Dimitrov"
-            },
-            {
-               "drilldown" : "James Smith",
-               "name" : "James Smith",
-               "y" : 3
-            },
-            {
-               "y" : 2,
-               "name" : "Jan Krnavek",
-               "drilldown" : "Jan Krnavek"
-            },
-            {
-               "drilldown" : "Laurent Rosenfeld",
-               "y" : 3,
-               "name" : "Laurent Rosenfeld"
-            },
-            {
-               "drilldown" : "Lubos Kolouch",
-               "name" : "Lubos Kolouch",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Luca Ferrari",
-               "y" : 4,
-               "name" : "Luca Ferrari"
-            },
-            {
-               "name" : "Mark Anderson",
-               "y" : 2,
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "drilldown" : "Matthew Neleigh",
-               "y" : 2,
-               "name" : "Matthew Neleigh"
-            },
-            {
-               "drilldown" : "Mohammad S Anwar",
-               "y" : 1,
-               "name" : "Mohammad S Anwar"
-            },
-            {
-               "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke",
-               "y" : 2
-            },
-            {
-               "name" : "Olivier Delouya",
-               "y" : 1,
-               "drilldown" : "Olivier Delouya"
-            },
-            {
-               "y" : 2,
-               "name" : "Peter Campbell Smith",
-               "drilldown" : "Peter Campbell Smith"
-            },
-            {
-               "drilldown" : "Rich Snyder",
-               "y" : 2,
-               "name" : "Rich Snyder"
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 5
-            },
-            {
-               "drilldown" : "Simon Green",
-               "y" : 3,
-               "name" : "Simon Green"
-            },
-            {
-               "y" : 1,
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
-            },
-            {
-               "y" : 4,
-               "name" : "Ulrich Rieke",
-               "drilldown" : "Ulrich Rieke"
-            },
-            {
-               "drilldown" : "W. Luis Mochan",
-               "name" : "W. Luis Mochan",
-               "y" : 3
-            },
-            {
-               "drilldown" : "Wanderdoc",
-               "name" : "Wanderdoc",
-               "y" : 2
-            }
-         ],
-         "name" : "The Weekly Challenge - 131",
-         "colorByPoint" : 1
-      }
-   ],
-   "xAxis" : {
-      "type" : "category"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 131"
-   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
@@ -517,5 +524,13 @@
    },
    "chart" : {
       "type" : "column"
+   },
+   "tooltip" : {
+      "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/>",
+      "followPointer" : 1
+   },
+   "legend" : {
+      "enabled" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 01cd173367..14d9e6b96b 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,46 +1,21 @@
 {
-   "chart" : {
-      "type" : "column"
-   },
    "title" : {
       "text" : "The Weekly Challenge Contributions [2019 - 2021]"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
    "series" : [
       {
          "dataLabels" : {
-            "color" : "#FFFFFF",
             "rotation" : -90,
+            "enabled" : "true",
+            "color" : "#FFFFFF",
             "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
             },
-            "enabled" : "true",
             "align" : "right",
             "y" : 10,
             "format" : "{point.y:.0f}"
          },
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -48,16 +23,41 @@
             ],
             [
                "Perl",
-               6251
+               6253
             ],
             [
                "Raku",
                3840
             ]
-         ]
+         ],
+         "name" : "Contributions"
       }
    ],
    "subtitle" : {
-      "text" : "Last updated at 2021-09-27 00:57:47 GMT"
+      "text" : "Last updated at 2021-09-27 01:11:42 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
+   },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      }
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 4566e887d3..71ba4fc670 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,12 +1,10 @@
 {
-   "legend" : {
-      "enabled" : "false"
+   "chart" : {
+      "type" : "column"
    },
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
-            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -20,11 +18,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "001",
+            "id" : "001"
          },
          {
-            "id" : "002",
             "name" : "002",
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -41,6 +41,7 @@
             ]
          },
          {
+            "name" : "003",
             "id" : "003",
             "data" : [
                [
@@ -55,11 +56,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "003"
+            ]
          },
          {
-            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -74,10 +73,10 @@
                   10
                ]
             ],
-            "id" : "004"
+            "id" : "004",
+            "name" : "004"
          },
          {
-            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -92,7 +91,8 @@
                   12
                ]
             ],
-            "name" : "005"
+            "name" : "005",
+            "id" : "005"
          },
          {
             "data" : [
@@ -113,6 +113,7 @@
             "id" : "006"
          },
          {
+            "id" : "007",
             "name" : "007",
             "data" : [
                [
@@ -127,10 +128,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "007"
+            ]
          },
          {
+            "id" : "008",
+            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -144,11 +146,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008",
-            "id" : "008"
+            ]
          },
          {
+            "id" : "009",
             "name" : "009",
             "data" : [
                [
@@ -163,11 +164,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "009"
+            ]
          },
          {
-            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -182,10 +181,12 @@
                   11
                ]
             ],
+            "name" : "010",
             "id" : "010"
          },
          {
             "id" : "011",
+            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -199,10 +200,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "011"
+            ]
          },
          {
+            "name" : "012",
             "id" : "012",
             "data" : [
                [
@@ -217,11 +218,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "012"
+            ]
          },
          {
             "name" : "013",
+            "id" : "013",
             "data" : [
                [
                   "Perl",
@@ -235,8 +236,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "013"
+            ]
          },
          {
             "id" : "014",
@@ -271,11 +271,10 @@
                   15
                ]
             ],
-            "name" : "015",
-            "id" : "015"
+            "id" : "015",
+            "name" : "015"
          },
          {
-            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -290,10 +289,10 @@
                   12
                ]
             ],
+            "name" : "016",
             "id" : "016"
          },
          {
-            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -308,7 +307,8 @@
                   12
                ]
             ],
-            "id" : "017"
+            "id" : "017",
+            "name" : "017"
          },
          {
             "id" : "018",
@@ -329,6 +329,7 @@
             ]
          },
          {
+            "id" : "019",
             "name" : "019",
             "data" : [
                [
@@ -343,11 +344,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "019"
+            ]
          },
          {
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -362,11 +361,12 @@
                   13
                ]
             ],
-            "id" : "020"
+            "id" : "020",
+            "name" : "020"
          },
          {
-            "id" : "021",
             "name" : "021",
+            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -384,6 +384,7 @@
          },
          {
             "id" : "022",
+            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -397,11 +398,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "022"
+            ]
          },
          {
-            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -416,7 +415,8 @@
                   12
                ]
             ],
-            "id" : "023"
+            "id" : "023",
+            "name" : "023"
          },
          {
             "id" : "024",
@@ -437,7 +437,6 @@
             ]
          },
          {
-            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -452,10 +451,10 @@
                   12
                ]
             ],
-            "name" : "025"
+            "name" : "025",
+            "id" : "025"
          },
          {
-            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -470,10 +469,12 @@
                   10
                ]
             ],
-            "name" : "026"
+            "name" : "026",
+            "id" : "026"
          },
          {
             "id" : "027",
+            "name" : "027",
             "data" : [
                [
                   "Perl",
@@ -487,8 +488,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "027"
+            ]
          },
          {
             "data" : [
@@ -505,11 +505,12 @@
                   9
                ]
             ],
-            "name" : "028",
-            "id" : "028"
+            "id" : "028",
+            "name" : "028"
          },
          {
             "name" : "029",
+            "id" : "029",
             "data" : [
                [
                   "Perl",
@@ -523,11 +524,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "029"
+            ]
          },
          {
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -542,6 +541,7 @@
                   10
                ]
             ],
+            "name" : "030",
             "id" : "030"
          },
          {
@@ -563,7 +563,6 @@
             ]
          },
          {
-            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -578,9 +577,11 @@
                   10
                ]
             ],
-            "name" : "032"
+            "name" : "032",
+            "id" : "032"
          },
          {
+            "name" : "033",
             "id" : "033",
             "data" : [
                [
@@ -595,11 +596,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "033"
+            ]
          },
          {
-            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -614,10 +613,10 @@
                   11