- Added solutions by Arne Sommer.

12 files changed, 835 insertions, 816 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 30b7e35487..ec19c8246e 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,18 +1,41 @@
 {
+   "legend" : {
+      "enabled" : 0
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 077"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
+   },
    "series" : [
       {
          "name" : "Perl Weekly Challenge - 077",
          "colorByPoint" : 1,
          "data" : [
             {
-               "name" : "Andinus",
                "drilldown" : "Andinus",
+               "name" : "Andinus",
                "y" : 2
             },
             {
-               "y" : 5,
+               "drilldown" : "Andrew Shitov",
                "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov"
+               "y" : 5
+            },
+            {
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer",
+               "y" : 3
             },
             {
                "y" : 2,
@@ -20,9 +43,9 @@
                "name" : "Dave Jacoby"
             },
             {
-               "y" : 2,
+               "name" : "E. Choroba",
                "drilldown" : "E. Choroba",
-               "name" : "E. Choroba"
+               "y" : 2
             },
             {
                "name" : "Feng Chang",
@@ -30,9 +53,9 @@
                "y" : 2
             },
             {
-               "y" : 2,
+               "name" : "Jorg Sommrey",
                "drilldown" : "Jorg Sommrey",
-               "name" : "Jorg Sommrey"
+               "y" : 2
             },
             {
                "name" : "Laurent Rosenfeld",
@@ -40,24 +63,24 @@
                "y" : 5
             },
             {
-               "y" : 2,
                "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson"
+               "name" : "Mark Anderson",
+               "y" : 2
             },
             {
-               "y" : 4,
                "drilldown" : "Mohammad S Anwar",
-               "name" : "Mohammad S Anwar"
+               "name" : "Mohammad S Anwar",
+               "y" : 4
             },
             {
-               "drilldown" : "Myoungjin Jeon",
                "name" : "Myoungjin Jeon",
+               "drilldown" : "Myoungjin Jeon",
                "y" : 2
             },
             {
-               "y" : 2,
+               "name" : "Niels van Dijke",
                "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke"
+               "y" : 2
             },
             {
                "name" : "Nuno Vieira",
@@ -65,49 +88,48 @@
                "y" : 2
             },
             {
+               "y" : 2,
                "name" : "P6steve",
-               "drilldown" : "P6steve",
-               "y" : 2
+               "drilldown" : "P6steve"
             },
             {
-               "y" : 5,
+               "name" : "Roger Bell_West",
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West"
+               "y" : 5
             },
             {
+               "y" : 2,
                "drilldown" : "Simon Proctor",
-               "name" : "Simon Proctor",
-               "y" : 2
+               "name" : "Simon Proctor"
             },
             {
-               "y" : 2,
                "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke"
+               "name" : "Ulrich Rieke",
+               "y" : 2
             },
             {
-               "y" : 3,
                "drilldown" : "Walt Mankowski",
-               "name" : "Walt Mankowski"
+               "name" : "Walt Mankowski",
+               "y" : 3
             }
          ]
       }
    ],
-   "chart" : {
-      "type" : "column"
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
    },
+   "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
+   },
    "drilldown" : {
       "series" : [
          {
             "id" : "Andinus",
+            "name" : "Andinus",
             "data" : [
                [
                   "Perl",
@@ -117,12 +139,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Andinus"
+            ]
          },
          {
-            "name" : "Andrew Shitov",
-            "id" : "Andrew Shitov",
             "data" : [
                [
                   "Perl",
@@ -136,50 +155,67 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Andrew Shitov",
+            "id" : "Andrew Shitov"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Arne Sommer",
+            "id" : "Arne Sommer"
          },
          {
-            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "name" : "Dave Jacoby",
             "id" : "Dave Jacoby"
          },
          {
             "id" : "E. Choroba",
+            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "E. Choroba"
+            ]
          },
          {
+            "id" : "Feng Chang",
+            "name" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Feng Chang",
-            "name" : "Feng Chang"
+            ]
          },
          {
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Jorg Sommrey",
-            "name" : "Jorg Sommrey"
+            ]
          },
          {
             "name" : "Laurent Rosenfeld",
+            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -193,21 +229,19 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Laurent Rosenfeld"
+            ]
          },
          {
             "id" : "Mark Anderson",
+            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Mark Anderson"
+            ]
          },
          {
-            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -218,7 +252,8 @@
                   2
                ]
             ],
-            "id" : "Mohammad S Anwar"
+            "id" : "Mohammad S Anwar",
+            "name" : "Mohammad S Anwar"
          },
          {
             "data" : [
@@ -231,24 +266,24 @@
             "name" : "Myoungjin Jeon"
          },
          {
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Niels van Dijke",
-            "name" : "Niels van Dijke"
+            ]
          },
          {
-            "id" : "Nuno Vieira",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Nuno Vieira"
+            "name" : "Nuno Vieira",
+            "id" : "Nuno Vieira"
          },
          {
             "name" : "P6steve",
@@ -261,7 +296,6 @@
             ]
          },
          {
-            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -276,17 +310,18 @@
                   1
                ]
             ],
-            "id" : "Roger Bell_West"
+            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West"
          },
          {
-            "name" : "Simon Proctor",
-            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Simon Proctor",
+            "id" : "Simon Proctor"
          },
          {
             "data" : [
@@ -299,8 +334,8 @@
                   1
                ]
             ],
-            "id" : "Ulrich Rieke",
-            "name" : "Ulrich Rieke"
+            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke"
          },
          {
             "data" : [
@@ -318,26 +353,10 @@
          }
       ]
    },
-   "legend" : {
-      "enabled" : 0
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 077"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "tooltip" : {
-      "followPointer" : 1,
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
+   "chart" : {
+      "type" : "column"
    },
    "subtitle" : {
-      "text" : "[Champions: 17] Last updated at 2020-09-11 16:35:20 GMT"
+      "text" : "[Champions: 18] Last updated at 2020-09-11 22:30:01 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 040bcce09b..a31e453cb9 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,18 +1,6 @@
 {
-   "subtitle" : {
-      "text" : "Last updated at 2020-09-11 16:35:20 GMT"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
+   "legend" : {
+      "enabled" : "false"
    },
    "xAxis" : {
       "labels" : {
@@ -23,8 +11,8 @@
       },
       "type" : "category"
    },
-   "legend" : {
-      "enabled" : "false"
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    },
    "series" : [
       {
@@ -32,7 +20,7 @@
          "data" : [
             [
                "Blog",
-               958
+               959
             ],
             [
                "Perl",
@@ -40,24 +28,36 @@
             ],
             [
                "Raku",
-               2105
+               2107
             ]
          ],
          "dataLabels" : {
+            "enabled" : "true",
             "color" : "#FFFFFF",
-            "y" : 10,
-            "rotation" : -90,
-            "format" : "{point.y:.0f}",
+            "align" : "right",
             "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
             },
-            "enabled" : "true",
-            "align" : "right"
+            "format" : "{point.y:.0f}",
+            "rotation" : -90,
+            "y" : 10
          }
       }
    ],
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
    "chart" : {
       "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-09-11 22:30:01 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 54cfc6d592..399a7dfaa6 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,14 +1,7 @@
 {
-   "xAxis" : {
-      "type" : "category"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -23,9 +16,12 @@
                   11
                ]
             ],
-            "name" : "001"
+            "name" : "001",
+            "id" : "001"
          },
          {
+            "name" : "002",
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -39,12 +35,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "002",
-            "name" : "002"
+            ]
          },
          {
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -59,11 +52,12 @@
                   9
                ]
             ],
+            "id" : "003",
             "name" : "003"
          },
          {
-            "name" : "004",
             "id" : "004",
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -80,7 +74,6 @@
             ]
          },
          {
-            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -95,7 +88,8 @@
                   12
                ]
             ],
-            "id" : "005"
+            "id" : "005",
+            "name" : "005"
          },
          {
             "data" : [
@@ -112,10 +106,12 @@
                   7
                ]
             ],
-            "id" : "006",
-            "name" : "006"
+            "name" : "006",
+            "id" : "006"
          },
          {
+            "id" : "007",
+            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -129,13 +125,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "007",
-            "name" : "007"
+            ]
          },
          {
-            "name" : "008",
-            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -149,10 +141,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "008",
+            "id" : "008"
          },
          {
-            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -167,9 +160,12 @@
                   13
                ]
             ],
+            "id" : "009",
             "name" : "009"
          },
          {
+            "id" : "010",
+            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -183,12 +179,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010",
-            "name" : "010"
+            ]
          },
          {
-            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -203,11 +196,10 @@
                   10
                ]
             ],
-            "id" : "011"
+            "id" : "011",
+            "name" : "011"
          },
          {
-            "name" : "012",
-            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -221,10 +213,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "012",
+            "id" : "012"
          },
          {
-            "id" : "013",
             "data" : [
                [
                   "Perl",
@@ -239,9 +232,12 @@
                   13
                ]
             ],
+            "id" : "013",
             "name" : "013"
          },
          {
+            "name" : "014",
+            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -255,13 +251,11 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "014",
-            "name" : "014"
+            ]
          },
          {
-            "name" : "015",
             "id" : "015",
+            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -292,10 +286,11 @@
                   12
                ]
             ],
-            "id" : "016",
-            "name" : "016"
+            "name" : "016",
+            "id" : "016"
          },
          {
+            "id" : "017",
             "name" : "017",
             "data" : [
                [
@@ -310,10 +305,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "017"
+            ]
          },
          {
+            "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -327,12 +323,9 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "018",
-            "name" : "018"
+            ]
          },
          {
-            "name" : "019",
             "data" : [
                [
                   "Perl",
@@ -347,10 +340,10 @@
                   13
                ]
             ],
-            "id" : "019"
+            "id" : "019",
+            "name" : "019"
          },
          {
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -365,9 +358,12 @@
                   13
                ]
             ],
-            "name" : "020"
+            "name" : "020",
+            "id" : "020"
          },
          {
+            "name" : "021",
+            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -381,12 +377,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "021",
-            "name" : "021"
+            ]
          },
          {
-            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -401,9 +394,12 @@
                   10
                ]
             ],
+            "id" : "022",
             "name" : "022"
          },
          {
+            "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -417,13 +413,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "023",
-            "name" : "023"
+            ]
          },
          {
-            "name" : "024",
             "id" : "024",
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -440,8 +434,6 @@
             ]
          },
          {
-            "name" : "025",
-            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -455,9 +447,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "025",
+            "name" : "025"
          },
          {
+            "id" : "026",
+            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -471,13 +467,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "026",
-            "name" : "026"
+            ]
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          {
-            "name" : "027",
-            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -491,9 +483,13 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "027",
+            "id" : "027"
          },
          {
+            "name" : "028",
+            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -507,11 +503,10 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "028",
-            "name" : "028"
+            ]
          },
          {
+            "name" : "029",
             "id" : "029",
             "data" : [
                [
@@ -526,8 +521,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "029"
+            ]
          },
          {
             "data" : [
@@ -544,10 +538,11 @@
                   10
                ]
             ],
-            "id" : "030",
-            "name" : "030"
+            "name" : "030",
+            "id" : "030"
          },
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+            "id" : "031",
             "name" : "031",
             "data" : [
                [
@@ -562,12 +557,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "031"
+            ]
          },
          {
-            "name" : "032",
-            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -581,10 +573,13 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "032",
+            "id" : "032"
          },
          {
             "name" : "033",
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -598,10 +593,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033"
+            ]
          },
          {
+            "name" : "034",
             "id" : "034",
             "data" : [
                [
@@ -616,11 +611,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "034"
+            ]
          },
          {
-            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -635,11 +628,12 @@
                   9
                ]
             ],
-            "name" : "035"
+            "name" : "035",
+            "id" : "035"
          },
          {
-            "name" : "036",
             "id" : "036",
+            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -656,7 +650,6 @@
             ]
          },
          {
-            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -671,9 +664,12 @@
                   9
                ]
             ],
+            "id" : "037",
             "name" : "037"
          },
          {
+            "name" : "038",
+            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -687,9 +683,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "038",
-            "name" : "038"
+            ]
          },
          {
             "data" : [
@@ -710,6 +704,7 @@
             "name" : "039"
          },
          {
+            "id" : "040",
             "name" : "040",
             "data" : [
                [
@@ -724,8 +719,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "040"
+            ]
          },
          {
             "data" : [
@@ -746,6 +740,8 @@
             "name" : "041"
          },
          {
+            "name" : "042",
+            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -759,11 +755,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "042",
-            "name" : "042"
+            ]
          },
          {
+            "name" : "043",
             "id" : "043",
             "data" : [
                [
@@ -778,11 +773,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "043"
+            ]
          },
          {
             "name" : "044",
+            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -796,12 +791,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "044"
+            ]
          },
          {
-            "name" : "045",
-            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -815,11 +807,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "045",
+            "name" : "045"
          },
          {
-            "name" : "046",
-            "id" : "046",
             "data" : [
                [
                   "Perl",
@@ -833,9 +825,13 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "046",
+            "id" : "046"
          },
          {
+            "id" : "047",
+            "name" : "047",
             "data" : [
                [
                   "Perl",
@@ -849,9 +845,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "047",
-            "name" : "047"
+            ]
          },
          {
             "data" : [
@@ -868,11 +862,12 @@
                   12
                ]
             ],
-            "id" : "048",
-            "name" : "048"
+            "name" : "048",
+            "id" : "048"
          },
          {
             "id" : "049",
+            "name" : "049",
             "data" : [
                [
                   "Perl",
@@ -886,8 +881,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "049"
+            ]
          },
          {
             "data" : [
@@ -908,7 +902,6 @@
             "name" : "050"
          },
          {
-            "id" : "051",
             "data" : [
                [
                   "Perl",
@@ -923,9 +916,12 @@
                   11
                ]
             ],
-            "name" : "051"
+            "name" : "051",
+            "id" : "051"
          },
          {
+            "id" : "052",
+            "name" : "052",
             "data" : [
                [
                   "Perl",
@@ -939,12 +935,9 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "052",
-            "name" : "052"
+            ]
          },
          {
-            "id" : "053",
             "data" : [
                [
                   "Perl",
@@ -959,7 +952,8 @@
                   15
                ]
             ],
-