- Added solutions by Markus Holzer.

12 files changed, 733 insertions, 718 deletions

diff --git a/challenge-042/markus-holzer/perl6/ch-1.p6 b/challenge-042/markus-holzer/raku/ch-1.p6
index ae8c600430..ae8c600430 100644
--- a/challenge-042/markus-holzer/perl6/ch-1.p6
+++ b/challenge-042/markus-holzer/raku/ch-1.p6
diff --git a/challenge-042/markus-holzer/perl6/ch-2.p6 b/challenge-042/markus-holzer/raku/ch-2.p6
index 7fea6b3df8..7fea6b3df8 100644
--- a/challenge-042/markus-holzer/perl6/ch-2.p6
+++ b/challenge-042/markus-holzer/raku/ch-2.p6
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index cdd8f453e8..8d151e77e7 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,16 +1,8 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
-      }
-   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -25,12 +17,11 @@
                   1
                ]
             ],
-            "id" : "Javier Luque",
-            "name" : "Javier Luque"
+            "id" : "Javier Luque"
          },
          {
-            "id" : "Kivanc Yazan",
             "name" : "Kivanc Yazan",
+            "id" : "Kivanc Yazan",
             "data" : [
                [
                   "Perl",
@@ -39,22 +30,49 @@
             ]
          },
          {
+            "id" : "Markus Holzer",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "name" : "Markus Holzer"
+         },
+         {
             "name" : "Simon Proctor",
-            "id" : "Simon Proctor"
+            "id" : "Simon Proctor",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ]
          }
       ]
    },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "subtitle" : {
+      "text" : "[Champions: 4] Last updated at 2020-01-06 17:03:55 GMT"
+   },
+   "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/>"
+   },
    "xAxis" : {
       "type" : "category"
    },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 042"
+   },
    "series" : [
       {
+         "colorByPoint" : 1,
          "name" : "Perl Weekly Challenge - 042",
          "data" : [
             {
@@ -64,38 +82,35 @@
             },
             {
                "y" : 2,
-               "name" : "Kivanc Yazan",
-               "drilldown" : "Kivanc Yazan"
+               "drilldown" : "Kivanc Yazan",
+               "name" : "Kivanc Yazan"
             },
             {
                "y" : 2,
-               "drilldown" : "Simon Proctor",
-               "name" : "Simon Proctor"
+               "drilldown" : "Markus Holzer",
+               "name" : "Markus Holzer"
+            },
+            {
+               "y" : 2,
+               "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor"
             }
-         ],
-         "colorByPoint" : 1
+         ]
       }
    ],
-   "subtitle" : {
-      "text" : "[Champions: 3] Last updated at 2020-01-06 16:21:07 GMT"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 042"
-   },
-   "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
+   "chart" : {
+      "type" : "column"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
       }
    },
    "legend" : {
       "enabled" : 0
-   },
-   "chart" : {
-      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 678a429aaa..575b82ba4d 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,33 +1,9 @@
 {
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
    "chart" : {
       "type" : "column"
    },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      },
-      "type" : "category"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-01-06 16:21:07 GMT"
+   "legend" : {
+      "enabled" : "false"
    },
    "series" : [
       {
@@ -42,22 +18,46 @@
             ],
             [
                "Raku",
-               1022
+               1024
             ]
          ],
          "dataLabels" : {
             "format" : "{point.y:.0f}",
             "y" : 10,
-            "align" : "right",
-            "enabled" : "true",
-            "rotation" : -90,
+            "color" : "#FFFFFF",
             "style" : {
                "fontSize" : "13px",
                "fontFamily" : "Verdana, sans-serif"
             },
-            "color" : "#FFFFFF"
+            "enabled" : "true",
+            "align" : "right",
+            "rotation" : -90
          },
          "name" : "Contributions"
       }
-   ]
+   ],
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      }
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-01-06 17:03:55 GMT"
+   }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index b353bf32f7..87af30fdb0 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,31 +1,18 @@
 {
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "tooltip" : {
-      "headerFormat" : "<span style=\"font-size:11px\"></span>",
       "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/>"
    },
    "title" : {
       "text" : "Perl Weekly Challenge Language"
    },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "xAxis" : {
       "type" : "category"
    },
    "drilldown" : {
       "series" : [
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-            "name" : "001",
-            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -39,9 +26,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "001",
+            "name" : "001"
          },
          {
+            "name" : "002",
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -55,13 +46,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "002",
-            "name" : "002"
+            ]
          },
          {
             "name" : "003",
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -75,7 +63,8 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "003"
          },
          {
             "name" : "004",
@@ -96,8 +85,8 @@
             ]
          },
          {
-            "id" : "005",
             "name" : "005",
+            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -114,6 +103,7 @@
             ]
          },
          {
+            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -128,10 +118,11 @@
                   7
                ]
             ],
-            "name" : "006",
             "id" : "006"
          },
          {
+            "name" : "007",
+            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -145,11 +136,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "007",
-            "id" : "007"
+            ]
          },
          {
+            "name" : "008",
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -163,13 +154,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008",
-            "id" : "008"
+            ]
          },
          {
             "name" : "009",
-            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -183,10 +171,10 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "009"
          },
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-            "name" : "010",
             "id" : "010",
             "data" : [
                [
@@ -201,10 +189,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "010"
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-            "name" : "011",
             "id" : "011",
             "data" : [
                [
@@ -219,9 +207,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "011"
          },
          {
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -236,7 +226,6 @@
                   11
                ]
             ],
-            "name" : "012",
             "id" : "012"
          },
          {
@@ -259,7 +248,6 @@
          },
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             "name" : "014",
-            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -273,9 +261,11 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "id" : "014"
          },
          {
+            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -290,12 +280,11 @@
                   15
                ]
             ],
-            "id" : "015",
             "name" : "015"
          },
          {
-            "id" : "016",
             "name" : "016",
+            "id" : "016",
             "data" : [
                [
                   "Perl",
@@ -312,7 +301,6 @@
             ]
          },
          {
-            "id" : "017",
             "name" : "017",
             "data" : [
                [
@@ -327,10 +315,10 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "017"
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-            "name" : "018",
             "id" : "018",
             "data" : [
                [
@@ -345,7 +333,8 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "018"
          },
          {
             "data" : [
@@ -366,8 +355,6 @@
             "name" : "019"
          },
          {
-            "name" : "020",
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -381,7 +368,9 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "020",
+            "name" : "020"
          },
          {
             "name" : "021",
@@ -416,12 +405,11 @@
                   10
                ]
             ],
-            "name" : "022",
-            "id" : "022"
+            "id" : "022",
+            "name" : "022"
          },
          {
             "id" : "023",
-            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -435,11 +423,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "023"
          },
          {
-            "id" : "024",
             "name" : "024",
+            "id" : "024",
             "data" : [
                [
                   "Perl",
@@ -456,6 +445,7 @@
             ]
          },
          {
+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -470,10 +460,11 @@
                   12
                ]
             ],
-            "id" : "025",
             "name" : "025"
          },
          {
+            "name" : "026",
+            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -487,9 +478,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "026",
-            "name" : "026"
+            ]
          },
          {
             "name" : "027",
@@ -511,7 +500,6 @@
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             "id" : "028",
-            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -525,9 +513,12 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "028"
          },
          {
+            "name" : "029",
+            "id" : "029",
             "data" : [
                [
                   "Perl",
@@ -541,11 +532,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "029",
-            "name" : "029"
+            ]
          },
          {
+            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -560,10 +550,11 @@
                   10
                ]
             ],
-            "name" : "030",
             "id" : "030"
          },
          {
+            "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -577,12 +568,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "031",
-            "name" : "031"
+            ]
          },
          {
-            "id" : "032",
             "name" : "032",
             "data" : [
                [
@@ -597,10 +585,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "032"
          },
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-            "id" : "033",
             "name" : "033",
             "data" : [
                [
@@ -615,11 +603,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "033"
          },
          {
-            "id" : "034",
             "name" : "034",
+            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -636,8 +625,6 @@
             ]
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          {
-            "name" : "035",
-            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -651,11 +638,12 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "035",
+            "name" : "035"
          },
          {
             "name" : "036",
-            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -669,11 +657,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "036"
          },
          {
-            "id" : "037",
             "name" : "037",
+            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -690,6 +679,8 @@
             ]
          },
          {
+            "name" : "038",
+            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -703,13 +694,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "038",
-            "id" : "038"
+            ]
          },
          {
             "name" : "039",
-            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -723,9 +711,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "039"
          },
          {
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -740,10 +730,10 @@
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                ]
             ],
-            "id" : "040",
             "name" : "040"
          },
          {
+            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -758,11 +748,9 @@
                   6
                ]
             ],
-            "name" : "041",
-            "id" : "041"
+            "name" : "041"
          },
          {
-            "id" : "042",
             "name" : "042",
             "data" : [
                [
@@ -771,27 +759,39 @@
                ],
                [
                   "Raku",
-                  4
+                  6
                ],
                [
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "042"
          }
       ]
    },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-01-06 17:03:55 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "plotOptions" : {
       "series" : {
+         "borderWidth" : 0,
          "dataLabels" : {
             "enabled" : 1,
             "format" : "{point.y}"
-         },
-         "borderWidth" : 0
+         }
       }
    },
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-01-06 16:21:07 GMT"
+   "chart" : {
+      "type" : "column"
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+   "legend" : {
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    },
    "series" : [
       {
@@ -802,9 +802,9 @@
                "y" : 140
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+               "y" : 109,
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+               "name" : "#002"
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                "drilldown" : "003",
@@ -812,23 +812,23 @@
                "y" : 71
             },
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-               "drilldown" : "004"
+               "drilldown" : "004",
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+               "drilldown" : "005",
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-               "drilldown" : "005"
+               "y" : 71
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-               "y" : 48,
                "drilldown" : "006",
-               "name" : "#006"
+               "name" : "#006",
+               "y" : 48
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-               "name" : "#007",
                "drilldown" : "007",
+               "name" : "#007",
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@@ -837,9 +837,9 @@
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@@ -852,39 +852,39 @@
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-               "name" : "#012",
                "drilldown" : "012",
+               "name" : "#012",
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                "y" : 76,
-               "drilldown" : "013",
-               "name" : "#013"
+               "name" : "#013",
+               "drilldown" : "013"
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-               "name" : "#014",
+               "y" : 96,
                "drilldown" : "014",
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+               "name" : "#014"
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-               "name" : "#015",
                "drilldown" : "015",
+               "name" : "#015",
                "y" : 93
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                "y" : 66,
-               "drilldown" : "016",
-               "name" : "#016"
+               "name" : "#016",
+               "drilldown" : "016"
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-               "y" : 79,
+               "drilldown" : "017",
                "name" : "#017",
-               "drilldown" : "017"
+               "y" : 79
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-               "name" : "#018",
+               "y" : 76,
                "drilldown" : "018",
-               "y" : 76
+               "name" : "#018"
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             {
                "name" : "#019",
@@ -892,44 +892,44 @@
                "y" : 95
             },
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-               "name" : "#020",
                "drilldown" : "020",
+               "name" : "#020",
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             },
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-               "name" : "#021",
                "drilldown" : "021",
+               "name" : "#021",
                "y" : 67
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                "drilldown" : "022",
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+               "name" : "#022"
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+               "name" : "#023",
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+               "drilldown" : "024",
                "name" : "#024",
-               "drilldown" : "024"
+               "y" : 70
             },
             {
-               "y" : 55,
                "name" : "#025",
-               "drilldown" : "025"
+               "drilldown" : "025",
+               "y" : 55
             },
             {
                "y" : 70,
-               "name" : "#026",
-               "drilldown" : "026"
+               "drilldown" : "026",
+               "name" : "#026"
             },
             {
-               "drilldown" : "027",
+               "y" : 58,
                "name" : "#027",
-               "y" : 58
+               "drilldown" : "027"
             },
             {
                "drilldown" : "028",
@@ -937,9 +937,9 @@
                "y" : 78
             },
             {
-               "y" : 77,
+               "name" : "#029",
                "drilldown" : "029",
-               "name" : "#029"
+               "y" : 77
             },
             {
                "name" : "#030",
@@ -947,14 +947,14 @@
                "y" : 115
             },
             {
-               "drilldown" : "031",
                "name" : "#031",
+               "drilldown" : "031",
                "y" : 87
             },
             {
-               "name" : "#032",
+               "y" : 92,
                "drilldown" : "032",
-               "y" : 92
+               "name" : "#032"
             },
             {
                "y" : 108,
@@ -967,24 +967,24 @@
                "y" : 60
             },
             {
-               "y" : 60,
+               "name" : "#035",
                "drilldown" : "035",
-               "name" : "#035"
+               "y" : 60
             },
             {
-               "y" : 61,
                "drilldown" : "036",
-               "name" : "#036"
+               "name" : "#036",
+               "y" : 61
             },
             {
                "y" : 63,
-               "drilldown" : "037",
-               "name" : "#037"
+               "name" : "#037",
+               "drilldown" : "037"
             },
             {
-               "drilldown" : "038",
+               "y" : 60,
                "name" : "#038",
-               "y" : 60
+               "drilldown" : "038"
             },
             {
                "name" : "#039",
@@ -992,19 +992,19 @@
                "y" : 60
             },
             {
-               "y" : 66,
+               "name" : "#040",
                "drilldown" : "040",
-               "name" : "#040"
+               "y" : 66
             },
             {
-               "y" : 67,
+               "name" : "#041",
                "drilldown" : "041",
-               "name" : "#041"
+               "y" : 67
             },
             {
+               "y" : 11,
                "name" : "#042",
-               "drilldown" : "042",
-               "y" : 9
+               "drilldown" : "042"
             }
          ],
          "colorByPoint" : "true",
diff --git a/stats/pwc-leaders.json b/stats/pwc-leaders.json
index 04dec30dc6..0727974616 100644
--- a/stats/pwc-leaders.json
+++ b/stats/pwc-leaders.json
@@ -1,60 +1,38 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Score"
-      }
-   },
-   "tooltip" : {
-      "pointFormat" : "<span style=\"color:{point.color}\">{point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : "true",
-      "headerFormat" : "<span style=\"font-size:11px\"></span>"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Leaders (TOP 50)"
-   },
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the score breakdown. Last updated at 2020-01-06 16:21:07 GMT"
-   },
    "series" : [
       {
-         "name" : "Perl Weekly Challenge Leaders",
          "colorByPoint" : "true",
+         "name" : "Perl Weekly Challenge Leaders",
          "data" : [
             {
-               "y" : 512,
+               "drilldown" : "Laurent Rosenfeld",
                "name" : "#1: Laurent Rosenfeld",
-               "drilldown" : "Laurent Rosenfeld"
+               "y" : 512
             },
             {
-               "y" : 334,
+               "name" : "#2: Joelle Maslak",
                "drilldown" : "Joelle Maslak",
-               "name" : "#2: Joelle Maslak"
+               "y" : 334
             },
             {
-               "y" : 326,
                "drilldown" : "Jaldhar H. Vyas",
-               "name" : "#3: Jaldhar H. Vyas"
+               "name" : "#3: Jaldhar H. Vyas",
+               "y" : 326
             },
             {
-               "y" : 324,
+               "name" : "#4: Ruben Westerberg",
                "drilldown" : "Ruben Westerberg",
-               "name" : "#4: Ruben Westerberg"
+               "y" : 324
             },