- Added solutions by Arne Sommer.

12 files changed, 1300 insertions, 1277 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index fab8c677ec..db55aeacf2 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,140 +1,18 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "subtitle" : {
-      "text" : "[Champions: 18] Last updated at 2020-11-14 04:14:34 GMT"
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
    "title" : {
       "text" : "Perl Weekly Challenge - 086"
    },
-   "series" : [
-      {
-         "data" : [
-            {
-               "drilldown" : "Abigail",
-               "y" : 3,
-               "name" : "Abigail"
-            },
-            {
-               "drilldown" : "Andrew Shitov",
-               "y" : 1,
-               "name" : "Andrew Shitov"
-            },
-            {
-               "name" : "Cristina Heredia",
-               "drilldown" : "Cristina Heredia",
-               "y" : 1
-            },
-            {
-               "name" : "Dave Jacoby",
-               "drilldown" : "Dave Jacoby",
-               "y" : 2
-            },
-            {
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba",
-               "y" : 2
-            },
-            {
-               "name" : "Feng Chang",
-               "drilldown" : "Feng Chang",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Flavio Poletti",
-               "y" : 4,
-               "name" : "Flavio Poletti"
-            },
-            {
-               "drilldown" : "Jorg Sommrey",
-               "y" : 2,
-               "name" : "Jorg Sommrey"
-            },
-            {
-               "y" : 4,
-               "drilldown" : "Julio de Castro",
-               "name" : "Julio de Castro"
-            },
-            {
-               "drilldown" : "Kang-min Liu",
-               "y" : 2,
-               "name" : "Kang-min Liu"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson"
-            },
-            {
-               "drilldown" : "Myoungjin Jeon",
-               "y" : 1,
-               "name" : "Myoungjin Jeon"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Philip Hood",
-               "name" : "Philip Hood"
-            },
-            {
-               "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West",
-               "y" : 4
-            },
-            {
-               "drilldown" : "Simon Green",
-               "y" : 2,
-               "name" : "Simon Green"
-            },
-            {
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor",
-               "y" : 2
-            },
-            {
-               "name" : "Stuart Little",
-               "y" : 2,
-               "drilldown" : "Stuart Little"
-            },
-            {
-               "name" : "Walt Mankowski",
-               "y" : 2,
-               "drilldown" : "Walt Mankowski"
-            }
-         ],
-         "name" : "Perl Weekly Challenge - 086",
-         "colorByPoint" : 1
-      }
-   ],
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "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
    },
    "drilldown" : {
       "series" : [
          {
             "id" : "Abigail",
+            "name" : "Abigail",
             "data" : [
                [
                   "Perl",
@@ -144,47 +22,64 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Abigail"
+            ]
          },
          {
-            "id" : "Andrew Shitov",
+            "data" : [
+               [
+                  "Raku",
+                  1
+               ]
+            ],
             "name" : "Andrew Shitov",
+            "id" : "Andrew Shitov"
+         },
+         {
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
+                  "Perl",
+                  2
+               ],
+               [
                   "Raku",
+                  2
+               ],
+               [
+                  "Blog",
                   1
                ]
             ]
          },
          {
-            "id" : "Cristina Heredia",
+            "name" : "Cristina Heredia",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Cristina Heredia"
+            "id" : "Cristina Heredia"
          },
          {
-            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Dave Jacoby"
+            "id" : "Dave Jacoby"
          },
          {
-            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "name" : "E. Choroba",
             "id" : "E. Choroba"
          },
          {
@@ -199,7 +94,6 @@
          },
          {
             "id" : "Flavio Poletti",
-            "name" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -209,17 +103,18 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Flavio Poletti"
          },
          {
+            "id" : "Jorg Sommrey",
             "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Jorg Sommrey"
+            ]
          },
          {
             "id" : "Julio de Castro",
@@ -236,44 +131,44 @@
             "name" : "Julio de Castro"
          },
          {
+            "id" : "Kang-min Liu",
+            "name" : "Kang-min Liu",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Kang-min Liu",
-            "id" : "Kang-min Liu"
+            ]
          },
          {
-            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "name" : "Mark Anderson",
             "id" : "Mark Anderson"
          },
          {
+            "id" : "Myoungjin Jeon",
             "name" : "Myoungjin Jeon",
             "data" : [
                [
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Myoungjin Jeon"
+            ]
          },
          {
             "id" : "Philip Hood",
-            "name" : "Philip Hood",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Philip Hood"
          },
          {
             "name" : "Roger Bell_West",
@@ -294,8 +189,6 @@
             "id" : "Roger Bell_West"
          },
          {
-            "id" : "Simon Green",
-            "name" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -305,38 +198,168 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Simon Green",
+            "id" : "Simon Green"
          },
          {
-            "id" : "Simon Proctor",
+            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Simon Proctor"
+            "id" : "Simon Proctor"
          },
          {
+            "id" : "Stuart Little",
             "name" : "Stuart Little",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Stuart Little"
+            ]
          },
          {
+            "name" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Walt Mankowski",
             "id" : "Walt Mankowski"
          }
       ]
-   }
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
+   },
+   "tooltip" : {
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 19] Last updated at 2020-11-14 04:21:07 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "series" : [
+      {
+         "name" : "Perl Weekly Challenge - 086",
+         "colorByPoint" : 1,
+         "data" : [
+            {
+               "drilldown" : "Abigail",
+               "y" : 3,
+               "name" : "Abigail"
+            },
+            {
+               "drilldown" : "Andrew Shitov",
+               "y" : 1,
+               "name" : "Andrew Shitov"
+            },
+            {
+               "drilldown" : "Arne Sommer",
+               "name" : "Arne Sommer",
+               "y" : 5
+            },
+            {
+               "drilldown" : "Cristina Heredia",
+               "name" : "Cristina Heredia",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "y" : 2,
+               "name" : "Dave Jacoby"
+            },
+            {
+               "y" : 2,
+               "name" : "E. Choroba",
+               "drilldown" : "E. Choroba"
+            },
+            {
+               "drilldown" : "Feng Chang",
+               "name" : "Feng Chang",
+               "y" : 2
+            },
+            {
+               "name" : "Flavio Poletti",
+               "y" : 4,
+               "drilldown" : "Flavio Poletti"
+            },
+            {
+               "name" : "Jorg Sommrey",
+               "y" : 2,
+               "drilldown" : "Jorg Sommrey"
+            },
+            {
+               "name" : "Julio de Castro",
+               "y" : 4,
+               "drilldown" : "Julio de Castro"
+            },
+            {
+               "drilldown" : "Kang-min Liu",
+               "name" : "Kang-min Liu",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson",
+               "y" : 2
+            },
+            {
+               "name" : "Myoungjin Jeon",
+               "y" : 1,
+               "drilldown" : "Myoungjin Jeon"
+            },
+            {
+               "drilldown" : "Philip Hood",
+               "name" : "Philip Hood",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "y" : 4,
+               "name" : "Roger Bell_West"
+            },
+            {
+               "y" : 2,
+               "name" : "Simon Green",
+               "drilldown" : "Simon Green"
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "y" : 2,
+               "name" : "Simon Proctor"
+            },
+            {
+               "drilldown" : "Stuart Little",
+               "y" : 2,
+               "name" : "Stuart Little"
+            },
+            {
+               "drilldown" : "Walt Mankowski",
+               "name" : "Walt Mankowski",
+               "y" : 2
+            }
+         ]
+      }
+   ]
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 47cfcc175b..78cb6b8aa0 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
    "legend" : {
       "enabled" : "false"
    },
-   "subtitle" : {
-      "text" : "Last updated at 2020-11-14 04:14:34 GMT"
-   },
    "xAxis" : {
       "type" : "category",
       "labels" : {
          "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
          }
       }
    },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
    "series" : [
       {
          "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               1100
+               1101
             ],
             [
                "Perl",
-               3807
+               3809
             ],
             [
                "Raku",
-               2454
+               2456
             ]
          ],
          "dataLabels" : {
-            "color" : "#FFFFFF",
+            "align" : "right",
+            "rotation" : -90,
+            "format" : "{point.y:.0f}",
             "y" : 10,
+            "enabled" : "true",
             "style" : {
                "fontFamily" : "Verdana, sans-serif",
                "fontSize" : "13px"
             },
-            "rotation" : -90,
-            "format" : "{point.y:.0f}",
-            "enabled" : "true",
-            "align" : "right"
+            "color" : "#FFFFFF"
          }
       }
    ],
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
    "yAxis" : {
+      "min" : 0,
       "title" : {
          "text" : null
-      },
-      "min" : 0
-   },
-   "chart" : {
-      "type" : "column"
+      }
    },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
+   "subtitle" : {
+      "text" : "Last updated at 2020-11-14 04:21:07 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index bf05c903bd..6d9a377bb0 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,17 +1,10 @@
 {
-   "tooltip" : {
-      "followPointer" : "true",
-      "headerFormat" : "<span style=\"font-size:11px\"></span>",
-      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>"
-   },
-   "chart" : {
-      "type" : "column"
+   "legend" : {
+      "enabled" : "false"
    },
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
-            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -25,7 +18,9 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "001",
+            "id" : "001"
          },
          {
             "id" : "002",
@@ -47,7 +42,6 @@
          },
          {
             "id" : "003",
-            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -61,9 +55,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "003"
          },
          {
+            "id" : "004",
             "name" : "004",
             "data" : [
                [
@@ -78,11 +74,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "004"
+            ]
          },
          {
-            "name" : "005",
+            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -97,7 +92,7 @@
                   12
                ]
             ],
-            "id" : "005"
+            "name" : "005"
          },
          {
             "id" : "006",
@@ -118,7 +113,7 @@
             "name" : "006"
          },
          {
-            "name" : "007",
+            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -133,10 +128,10 @@
                   10
                ]
             ],
-            "id" : "007"
+            "name" : "007"
          },
          {
-            "id" : "008",
+            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -151,11 +146,10 @@
                   12
                ]
             ],
-            "name" : "008"
+            "id" : "008"
          },
          {
             "id" : "009",
-            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -169,9 +163,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "009"
          },
          {
+            "id" : "010",
             "name" : "010",
             "data" : [
                [
@@ -186,8 +182,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010"
+            ]
          },
          {
             "id" : "011",
@@ -208,7 +203,6 @@
             "name" : "011"
          },
          {
-            "id" : "012",
             "name" : "012",
             "data" : [
                [
@@ -223,7 +217,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "012"
          },
          {
             "name" : "013",
@@ -244,6 +239,7 @@
             "id" : "013"
          },
          {
+            "id" : "014",
             "name" : "014",
             "data" : [
                [
@@ -258,8 +254,7 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "014"
+            ]
          },
          {
             "data" : [
@@ -316,7 +311,6 @@
             "id" : "017"
          },
          {
-            "id" : "018",
             "name" : "018",
             "data" : [
                [
@@ -331,10 +325,12 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "id" : "018"
          },
          {
             "id" : "019",
+            "name" : "019",
             "data" : [
                [
                   "Perl",
@@ -348,12 +344,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "019"
+            ]
          },
          {
-            "id" : "020",
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -367,10 +360,12 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "020",
+            "id" : "020"
          },
          {
-            "id" : "021",
+            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -385,11 +380,10 @@
                   10
                ]
             ],
-            "name" : "021"
+            "id" : "021"
          },
          {
             "id" : "022",
-            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -403,9 +397,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022"
          },
          {
+            "id" : "023",
             "name" : "023",
             "data" : [
                [
@@ -420,12 +416,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "023"
+            ]
          },
          {
             "id" : "024",
-            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -439,11 +433,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "024"
          },
          {
-            "id" : "025",
-            "name" : "025",
             "data" : [
                [
                   "Perl",
@@ -457,7 +450,9 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "025",
+            "id" : "025"
          },
          {
             "name" : "026",
@@ -478,6 +473,7 @@
             "id" : "026"
          },
          {
+            "id" : "027",
             "name" : "027",
             "data" : [
                [
@@ -492,11 +488,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "027"
+            ]
          },
          {
-            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -511,9 +505,11 @@
                   9
                ]
             ],
-            "name" : "028"
+            "name" : "028",
+            "id" : "028"
          },
          {
+            "id" : "029",
             "name" : "029",
             "data" : [
                [
@@ -528,11 +524,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "029"
+            ]
          },
          {
             "id" : "030",
+            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -546,12 +542,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "030"
+            ]
          },
          {
-            "id" : "031",
-            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -565,7 +558,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "031",
+            "id" : "031"
          },
          {
             "data" : [
@@ -586,7 +581,6 @@
             "id" : "032"
          },
          {
-            "name" : "033",
             "data" : [
                [
                   "Perl",
@@ -601,9 +595,12 @@
                   10
                ]
             ],
+            "name" : "033",
             "id" : "033"
          },
          {
+            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -617,11 +614,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "034",
-            "id" : "034"
+            ]
          },
          {
+            "id" : "035",
             "name" : "035",
             "data" : [
                [
@@ -636,12 +632,10 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "035"
+            ]
          },
          {
             "id" : "036",
-            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -655,7 +649,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "036"
          },
          {
             "data" : [
@@ -676,7 +671,6 @@
             "id" : "037"
          },
          {
-            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -691,7 +685,8 @@
                   12
                ]
             ],
-            "name" : "038"
+            "name" : "038",
+            "id" : "038"
          },
          {
             "name" : "039",
@@ -712,7 +707,7 @@
             "id" : "039"
          },
          {
-            "id" : "040",
+            "name" : "040",
             "data" : [
                [
                   "Perl",
@@ -727,9 +722,11 @@
                   10
                ]
             ],
-            "name" : "040"
+            "id" : "040"
          },
          {
+            "id" : "041",
+            "name" : "041",
             "data" : [
                [
                   "Perl",
@@ -743,12 +740,11 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "041",
-            "id" : "041"
+            ]
          },
          {
             "id" : "042",
+            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -762,10 +758,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "042"
+            ]
          },
          {
+            "id" : "043",
+            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -779,12 +776,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "043",
-            "id" : "043"
+            ]
          },
          {
             "id" : "044",
+            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -798,10 +794,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "044"
+            ]
          },
          {
+            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -816,11 +812,9 @@
                   11
                ]
             ],
-            "name" : "045",
-            "id" : "045"
+            "name" : "045"
          },
          {
-            "id" : "046",
             "data" : [
                [
                   "Perl",
@@ -835,7 +829,8 @@
                   10
                ]
             ],
-            "name" : "046"
+            "name" : "046",
+            "id" : "046"
          },
          {
             "id" : "047",
@@ -857,7 +852,6 @@
          },
          {
             "id" : "048",
-            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -871,7 +865,8 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "048"
          },
          {
             "id" : "049",
@@ -893,7 +888,6 @@
          },
          {
             "id" : "050",
-            "name" : "050",
             "data" : [
                [
                   "Perl",
@@ -907,10 +901,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "050"
          },
          {
             "id" : "051",
+            "name" : "051",
             "data" : [