- Added solutions by Niels van Dijke.

12 files changed, 892 insertions, 877 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index be48bd8494..1e4aa73bbb 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,88 +1,90 @@
 {
    "subtitle" : {
-      "text" : "[Champions: 16] Last updated at 2020-08-13 00:27:19 GMT"
-   },
-   "chart" : {
-      "type" : "column"
+      "text" : "[Champions: 17] Last updated at 2020-08-13 10:46:21 GMT"
    },
    "series" : [
       {
-         "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 073",
          "data" : [
             {
-               "name" : "Andrew Shitov",
+               "drilldown" : "Andrew Shitov",
                "y" : 3,
-               "drilldown" : "Andrew Shitov"
+               "name" : "Andrew Shitov"
             },
             {
-               "drilldown" : "Ben Davies",
+               "y" : 2,
                "name" : "Ben Davies",
-               "y" : 2
+               "drilldown" : "Ben Davies"
             },
             {
-               "drilldown" : "Dave Jacoby",
+               "y" : 2,
                "name" : "Dave Jacoby",
-               "y" : 2
+               "drilldown" : "Dave Jacoby"
             },
             {
-               "name" : "E. Choroba",
+               "drilldown" : "E. Choroba",
                "y" : 2,
-               "drilldown" : "E. Choroba"
+               "name" : "E. Choroba"
             },
             {
-               "y" : 2,
                "name" : "Jason Messer",
+               "y" : 2,
                "drilldown" : "Jason Messer"
             },
             {
-               "name" : "Javier Luque",
                "y" : 5,
+               "name" : "Javier Luque",
                "drilldown" : "Javier Luque"
             },
             {
-               "y" : 2,
+               "drilldown" : "Jorg Sommrey",
                "name" : "Jorg Sommrey",
-               "drilldown" : "Jorg Sommrey"
+               "y" : 2
             },
             {
-               "drilldown" : "Laurent Rosenfeld",
                "name" : "Laurent Rosenfeld",
-               "y" : 5
+               "y" : 5,
+               "drilldown" : "Laurent Rosenfeld"
             },
             {
-               "drilldown" : "Mark Anderson",
                "name" : "Mark Anderson",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
             },
             {
+               "drilldown" : "Markus Holzer",
                "y" : 2,
-               "name" : "Markus Holzer",
-               "drilldown" : "Markus Holzer"
+               "name" : "Markus Holzer"
             },
             {
-               "y" : 4,
                "name" : "Mohammad S Anwar",
+               "y" : 4,
                "drilldown" : "Mohammad S Anwar"
             },
             {
-               "drilldown" : "Pavel Kuptsov",
+               "drilldown" : "Niels van Dijke",
                "y" : 2,
-               "name" : "Pavel Kuptsov"
+               "name" : "Niels van Dijke"
+            },
+            {
+               "drilldown" : "Pavel Kuptsov",
+               "name" : "Pavel Kuptsov",
+               "y" : 2
             },
             {
                "drilldown" : "Roger Bell_West",
-               "y" : 4,
-               "name" : "Roger Bell_West"
+               "name" : "Roger Bell_West",
+               "y" : 4
             },
             {
-               "name" : "Shawn Wagner",
+               "drilldown" : "Shawn Wagner",
                "y" : 2,
-               "drilldown" : "Shawn Wagner"
+               "name" : "Shawn Wagner"
             },
             {
                "drilldown" : "Simon Proctor",
-               "name" : "Simon Proctor",
-               "y" : 2
+               "y" : 2,
+               "name" : "Simon Proctor"
             },
             {
                "y" : 2,
@@ -90,22 +92,21 @@
                "drilldown" : "Wanderdoc"
             }
          ],
-         "name" : "Perl Weekly Challenge - 073"
+         "colorByPoint" : 1
       }
    ],
    "xAxis" : {
       "type" : "category"
    },
+   "chart" : {
+      "type" : "column"
+   },
    "legend" : {
       "enabled" : 0
    },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 073"
-   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
@@ -116,17 +117,18 @@
                   1
                ]
             ],
-            "name" : "Andrew Shitov"
+            "name" : "Andrew Shitov",
+            "id" : "Andrew Shitov"
          },
          {
+            "id" : "Ben Davies",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Ben Davies",
-            "id" : "Ben Davies"
+            "name" : "Ben Davies"
          },
          {
             "id" : "Dave Jacoby",
@@ -139,23 +141,23 @@
             "name" : "Dave Jacoby"
          },
          {
-            "id" : "E. Choroba",
+            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "E. Choroba"
+            "id" : "E. Choroba"
          },
          {
+            "name" : "Jason Messer",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Jason Messer",
             "id" : "Jason Messer"
          },
          {
@@ -178,15 +180,16 @@
          },
          {
             "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Jorg Sommrey"
+            ]
          },
          {
+            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -201,31 +204,30 @@
                   1
                ]
             ],
-            "name" : "Laurent Rosenfeld",
             "id" : "Laurent Rosenfeld"
          },
          {
-            "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson"
+            "name" : "Mark Anderson"
          },
          {
-            "id" : "Markus Holzer",
-            "name" : "Markus Holzer",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Markus Holzer",
+            "id" : "Markus Holzer"
          },
          {
-            "id" : "Mohammad S Anwar",
+            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -236,7 +238,17 @@
                   2
                ]
             ],
-            "name" : "Mohammad S Anwar"
+            "id" : "Mohammad S Anwar"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke"
          },
          {
             "name" : "Pavel Kuptsov",
@@ -249,7 +261,7 @@
             "id" : "Pavel Kuptsov"
          },
          {
-            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -260,17 +272,17 @@
                   2
                ]
             ],
-            "id" : "Roger Bell_West"
+            "name" : "Roger Bell_West"
          },
          {
             "id" : "Shawn Wagner",
-            "name" : "Shawn Wagner",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Shawn Wagner"
          },
          {
             "name" : "Simon Proctor",
@@ -284,33 +296,36 @@
          },
          {
             "id" : "Wanderdoc",
-            "name" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Wanderdoc"
          }
       ]
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
+            "format" : "{point.y}",
+            "enabled" : 1
          }
       }
    },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 073"
+   },
    "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/>"
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : 1
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 10a0fa8e17..11bdf59370 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,49 +1,30 @@
 {
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
    "yAxis" : {
       "min" : 0,
       "title" : {
          "text" : null
       }
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-08-13 00:27:19 GMT"
-   },
-   "legend" : {
-      "enabled" : "false"
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "series" : [
       {
          "dataLabels" : {
+            "enabled" : "true",
+            "align" : "right",
             "rotation" : -90,
             "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
             },
-            "enabled" : "true",
-            "y" : 10,
-            "align" : "right",
             "color" : "#FFFFFF",
-            "format" : "{point.y:.0f}"
+            "format" : "{point.y:.0f}",
+            "y" : 10
          },
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -51,13 +32,32 @@
             ],
             [
                "Perl",
-               3009
+               3011
             ],
             [
                "Raku",
                1961
             ]
-         ]
+         ],
+         "name" : "Contributions"
       }
-   ]
+   ],
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-08-13 10:46:21 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "legend" : {
+      "enabled" : "false"
+   }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 7bd1d758b8..b78f3db247 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,7 +1,14 @@
 {
+   "legend" : {
+      "enabled" : "false"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -16,11 +23,9 @@
                   11
                ]
             ],
-            "name" : "001",
             "id" : "001"
          },
          {
-            "name" : "002",
             "data" : [
                [
                   "Perl",
@@ -35,10 +40,10 @@
                   10
                ]
             ],
+            "name" : "002",
             "id" : "002"
          },
          {
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -53,9 +58,11 @@
                   9
                ]
             ],
-            "name" : "003"
+            "name" : "003",
+            "id" : "003"
          },
          {
+            "id" : "004",
             "name" : "004",
             "data" : [
                [
@@ -70,10 +77,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "004"
+            ]
          },
          {
+            "id" : "005",
             "name" : "005",
             "data" : [
                [
@@ -88,11 +95,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "005"
+            ]
          },
          {
-            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -107,10 +112,10 @@
                   7
                ]
             ],
+            "name" : "006",
             "id" : "006"
          },
          {
-            "id" : "007",
             "name" : "007",
             "data" : [
                [
@@ -125,7 +130,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "007"
          },
          {
             "name" : "008",
@@ -146,6 +152,7 @@
             "id" : "008"
          },
          {
+            "id" : "009",
             "name" : "009",
             "data" : [
                [
@@ -160,10 +167,10 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "009"
+            ]
          },
          {
+            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -178,10 +185,10 @@
                   11
                ]
             ],
-            "name" : "010",
             "id" : "010"
          },
          {
+            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -196,10 +203,10 @@
                   10
                ]
             ],
-            "name" : "011",
-            "id" : "011"
+            "name" : "011"
          },
          {
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -214,7 +221,6 @@
                   11
                ]
             ],
-            "name" : "012",
             "id" : "012"
          },
          {
@@ -237,6 +243,7 @@
          },
          {
             "id" : "014",
+            "name" : "014",
             "data" : [
                [
                   "Perl",
@@ -250,8 +257,7 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "014"
+            ]
          },
          {
             "name" : "015",
@@ -272,7 +278,7 @@
             "id" : "015"
          },
          {
-            "id" : "016",
+            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -287,7 +293,7 @@
                   12
                ]
             ],
-            "name" : "016"
+            "id" : "016"
          },
          {
             "name" : "017",
@@ -326,7 +332,7 @@
             ]
          },
          {
-            "name" : "019",
+            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -341,7 +347,7 @@
                   13
                ]
             ],
-            "id" : "019"
+            "name" : "019"
          },
          {
             "name" : "020",
@@ -362,6 +368,7 @@
             "id" : "020"
          },
          {
+            "id" : "021",
             "name" : "021",
             "data" : [
                [
@@ -376,12 +383,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "021"
+            ]
          },
          {
-            "id" : "022",
-            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -395,7 +399,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022",
+            "id" : "022"
          },
          {
             "data" : [
@@ -416,7 +422,6 @@
             "id" : "023"
          },
          {
-            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -431,10 +436,11 @@
                   11
                ]
             ],
+            "name" : "024",
             "id" : "024"
          },
          {
-            "name" : "025",
+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -449,9 +455,10 @@
                   12
                ]
             ],
-            "id" : "025"
+            "name" : "025"
          },
          {
+            "id" : "026",
             "name" : "026",
             "data" : [
                [
@@ -466,11 +473,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "026"
+            ]
          },
          {
-            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -485,10 +490,10 @@
                   9
                ]
             ],
-            "name" : "027"
+            "name" : "027",
+            "id" : "027"
          },
          {
-            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -503,10 +508,11 @@
                   9
                ]
             ],
+            "name" : "028",
             "id" : "028"
          },
          {
-            "id" : "029",
+            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -521,11 +527,9 @@
                   12
                ]
             ],
-            "name" : "029"
+            "id" : "029"
          },
          {
-            "id" : "030",
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -539,10 +543,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "030",
+            "id" : "030"
          },
          {
-            "id" : "031",
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -557,11 +563,10 @@
                   9
                ]
             ],
-            "name" : "031"
+            "id" : "031"
          },
          {
             "id" : "032",
-            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -575,10 +580,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "032"
          },
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-            "id" : "033",
             "name" : "033",
             "data" : [
                [
@@ -593,7 +598,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "033"
          },
          {
             "data" : [
@@ -614,6 +620,8 @@
             "id" : "034"
          },
          {
+            "id" : "035",
+            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -627,12 +635,11 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "035",
-            "id" : "035"
+            ]
          },
          {
             "id" : "036",
+            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -646,11 +653,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "036"
+            ]
          },
          {
-            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -665,10 +670,10 @@
                   9
                ]
             ],
+            "name" : "037",
             "id" : "037"
          },
          {
-            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -683,10 +688,11 @@
                   12
                ]
             ],
+            "name" : "038",
             "id" : "038"
          },
          {
-            "name" : "039",
+            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -701,11 +707,9 @@
                   12
                ]
             ],
-            "id" : "039"
+            "name" : "039"
          },
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-            "id" : "040",
-            "name" : "040",
             "data" : [
                [
                   "Perl",
@@ -719,7 +723,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "040",
+            "id" : "040"
          },
          {
             "data" : [
@@ -740,8 +746,6 @@
             "id" : "041"
          },
          {
-            "id" : "042",
-            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -755,9 +759,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "042",
+            "id" : "042"
          },
          {
+            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -772,10 +779,11 @@
                   11
                ]
             ],
-            "name" : "043",
-            "id" : "043"
+            "name" : "043"
          },
          {
+            "id" : "044",
+            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -789,9 +797,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "044",
-            "id" : "044"
+            ]
          },
          {
             "data" : [
@@ -812,7 +818,6 @@
             "id" : "045"
          },
          {
-            "name" : "046",
             "data" : [
                [
                   "Perl",
@@ -827,6 +832,7 @@
                   10
                ]
             ],
+            "name" : "046",
             "id" : "046"
          },
          {
@@ -848,7 +854,6 @@
             "id" : "047"
          },
          {
-            "id" : "048",
             "name" : "048",
             "data" : [
                [
@@ -863,11 +868,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "048"
          },
          {
             "id" : "049",
-            "name" : "049",
             "data" : [
                [
                   "Perl",
@@ -881,10 +886,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "049"
          },
          {
             "id" : "050",
+            "name" : "050",
             "data" : [
                [
                   "Perl",
@@ -898,12 +905,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "050"
+            ]
          },
          {
-            "id" : "051",
-            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -917,11 +921,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "051",
+            "id" : "051"
          },
          {
-            "id" : "052",
-            "name" : "052",
             "data" : [
                [
                   "Perl",
@@ -935,7 +939,9 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "052",
+            "id" : "052"
          },
          {
             "name" : "053",
@@ -956,7 +962,6 @@
             "id" : "053"
          },
          {
-            "id" : "054",
             "name" : "054",
             "data" : [
                [
@@ -971,9 +976,11 @@
                   "Blog",
                   18
                ]
-            ]
+            ],
+            "id" : "054"
          },
          {
+            "name" : "055",
             "data" : [
                [
                   "Perl",
@@ -988,7 +995,6 @@
                   14
                ]
             ],
-            "name" : "055",
             "id" : "055"
          },
          {
@@ -1010,6 +1016,7 @@
             "id" : "056"
          },
          {
+            "id" : "057",
             "data" : [
                [
                   "Perl",
@@ -1024,11 +1031,11 @@
                   15
                ]
             ],
-            "name" : "057",
-            "id" : "057"
+            "name" : "057"
          },
          {
             "id" : "058",
+            "name" : "058",
             "data" : [
                [
                   "Perl",
@@ -1042,8 +1049,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "058"
+            ]
          },
          {
             "name" : "059",
@@ -1064,6 +1070,8 @@
             "id" : "059"
          },
          {
+            "id" : "060",
+            "name" : "060",
             "data" : [
                [
                   "Perl",
@@ -1077,11 +1085,10 @@
                   "Blog",
                   16
                ]
-            ],
-            "name" : "060",
-            "id" : "060"
+            ]
          },
          {
+            "name" : "061",
             "data" : [
                [
                   "Perl",
@@ -1096,10 +1103,10 @@
                   14
                ]
             ],
-            "name" : "061",
             "id" : "061"
          },
          {
+            "id" : "062",
             "name" : "062",
             "data" : [
                [
@@ -1114,11 +1121,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "062"
+            ]
          },
          {
-            "id" : "063",
+            "name" : "063",
             "data" : [
                [
                   "Perl",
@@ -1133,7 +1139,7 @@
                   13
                ]
             ],
-            "name" : "063"
+            "id" : "063"