- Added solutions by Markus Holzer.

13 files changed, 1181 insertions, 1166 deletions

diff --git a/challenge-063/markus-holzer/ch-1.raku b/challenge-063/markus-holzer/raku/ch-1.raku
index 7336e63f9c..7336e63f9c 100644
--- a/challenge-063/markus-holzer/ch-1.raku
+++ b/challenge-063/markus-holzer/raku/ch-1.raku
diff --git a/challenge-063/markus-holzer/ch-2.raku b/challenge-063/markus-holzer/raku/ch-2.raku
index ba1eb40be2..ba1eb40be2 100644
--- a/challenge-063/markus-holzer/ch-2.raku
+++ b/challenge-063/markus-holzer/raku/ch-2.raku
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 545431a839..807d9e44c6 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,12 +1,35 @@
 {
+   "tooltip" : {
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "followPointer" : 1
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "chart" : {
       "type" : "column"
    },
+   "legend" : {
+      "enabled" : 0
+   },
+   "subtitle" : {
+      "text" : "[Champions: 13] Last updated at 2020-06-03 01:06:16 GMT"
+   },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Bartosz Jarzyna",
-            "id" : "Bartosz Jarzyna",
             "data" : [
                [
                   "Perl",
@@ -16,17 +39,19 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Bartosz Jarzyna",
+            "name" : "Bartosz Jarzyna"
          },
          {
             "name" : "Dave Jacoby",
-            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Dave Jacoby"
          },
          {
             "data" : [
@@ -43,10 +68,12 @@
                   1
                ]
             ],
-            "name" : "Javier Luque",
-            "id" : "Javier Luque"
+            "id" : "Javier Luque",
+            "name" : "Javier Luque"
          },
          {
+            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -56,13 +83,20 @@
                   "Blog",
                   2
                ]
+            ]
+         },
+         {
+            "name" : "Markus Holzer",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
             ],
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari"
+            "id" : "Markus Holzer"
          },
          {
             "name" : "Mohammad S Anwar",
-            "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -72,31 +106,31 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Mohammad S Anwar"
          },
          {
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Niels van Dijke",
-            "id" : "Niels van Dijke"
+            "name" : "Niels van Dijke"
          },
          {
+            "name" : "Pete Houston",
+            "id" : "Pete Houston",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Pete Houston",
-            "name" : "Pete Houston"
+            ]
          },
          {
             "id" : "Roger Bell_West",
-            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -106,7 +140,8 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Roger Bell_West"
          },
          {
             "name" : "Sangeet Kar",
@@ -123,16 +158,18 @@
             ]
          },
          {
-            "id" : "Simon Proctor",
             "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Simon Proctor"
          },
          {
+            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -142,57 +179,60 @@
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Ulrich Rieke",
-            "id" : "Ulrich Rieke"
+            ]
          },
          {
             "name" : "Wanderdoc",
-            "id" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Wanderdoc"
          }
       ]
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "title" : {
+      "text" : "Perl Weekly Challenge - 063"
    },
-   "subtitle" : {
-      "text" : "[Champions: 12] Last updated at 2020-06-02 14:19:11 GMT"
+   "xAxis" : {
+      "type" : "category"
    },
    "series" : [
       {
+         "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 063",
          "data" : [
             {
                "y" : 3,
-               "drilldown" : "Bartosz Jarzyna",
-               "name" : "Bartosz Jarzyna"
+               "name" : "Bartosz Jarzyna",
+               "drilldown" : "Bartosz Jarzyna"
             },
             {
                "y" : 2,
-               "name" : "Dave Jacoby",
-               "drilldown" : "Dave Jacoby"
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
             },
             {
-               "y" : 5,
                "drilldown" : "Javier Luque",
-               "name" : "Javier Luque"
+               "name" : "Javier Luque",
+               "y" : 5
             },
             {
-               "name" : "Luca Ferrari",
+               "y" : 4,
                "drilldown" : "Luca Ferrari",
-               "y" : 4
+               "name" : "Luca Ferrari"
+            },
+            {
+               "y" : 2,
+               "name" : "Markus Holzer",
+               "drilldown" : "Markus Holzer"
             },
             {
-               "y" : 4,
                "drilldown" : "Mohammad S Anwar",
-               "name" : "Mohammad S Anwar"
+               "name" : "Mohammad S Anwar",
+               "y" : 4
             },
             {
                "drilldown" : "Niels van Dijke",
@@ -200,61 +240,36 @@
                "y" : 2
             },
             {
-               "y" : 1,
                "name" : "Pete Houston",
-               "drilldown" : "Pete Houston"
+               "drilldown" : "Pete Houston",
+               "y" : 1
             },
             {
+               "y" : 4,
                "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West",
-               "y" : 4
+               "drilldown" : "Roger Bell_West"
             },
             {
-               "y" : 4,
+               "name" : "Sangeet Kar",
                "drilldown" : "Sangeet Kar",
-               "name" : "Sangeet Kar"
+               "y" : 4
             },
             {
-               "y" : 2,
                "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
+               "drilldown" : "Simon Proctor",
+               "y" : 2
             },
             {
+               "y" : 4,
                "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke",
-               "y" : 4
+               "name" : "Ulrich Rieke"
             },
             {
-               "name" : "Wanderdoc",
+               "y" : 2,
                "drilldown" : "Wanderdoc",
-               "y" : 2
+               "name" : "Wanderdoc"
             }
-         ],
-         "colorByPoint" : 1,
-         "name" : "Perl Weekly Challenge - 063"
-      }
-   ],
-   "xAxis" : {
-      "type" : "category"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 063"
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
+         ]
       }
-   },
-   "tooltip" : {
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "followPointer" : 1
-   }
+   ]
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 4fe0dc426a..fe8b836eb2 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,22 +1,4 @@
 {
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-06-02 14:19:11 GMT"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
    "series" : [
       {
          "name" : "Contributions",
@@ -31,23 +13,38 @@
             ],
             [
                "Raku",
-               1655
+               1657
             ]
          ],
          "dataLabels" : {
-            "color" : "#FFFFFF",
-            "rotation" : -90,
-            "enabled" : "true",
+            "y" : 10,
             "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
             },
+            "color" : "#FFFFFF",
             "align" : "right",
-            "y" : 10,
+            "rotation" : -90,
+            "enabled" : "true",
             "format" : "{point.y:.0f}"
          }
       }
    ],
+   "subtitle" : {
+      "text" : "Last updated at 2020-06-03 01:06:16 GMT"
+   },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      }
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
    "legend" : {
       "enabled" : "false"
    },
@@ -57,6 +54,9 @@
          "text" : null
       }
    },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
    "chart" : {
       "type" : "column"
    }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 57ababc907..69dd260703 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,363 +1,8 @@
 {
-   "tooltip" : {
-      "followPointer" : "true",
-      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
-      "headerFormat" : "<span style=\"font-size:11px\"></span>"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Language"
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
-   },
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-06-02 14:19:11 GMT"
-   },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge Languages",
-         "colorByPoint" : "true",
-         "data" : [
-            {
-               "drilldown" : "001",
-               "name" : "#001",
-               "y" : 142
-            },
-            {
-               "y" : 109,
-               "name" : "#002",
-               "drilldown" : "002"
-            },
-            {
-               "name" : "#003",
-               "drilldown" : "003",
-               "y" : 71
-            },
-            {
-               "name" : "#004",
-               "drilldown" : "004",
-               "y" : 91
-            },
-            {
-               "name" : "#005",
-               "drilldown" : "005",
-               "y" : 72
-            },
-            {
-               "drilldown" : "006",
-               "name" : "#006",
-               "y" : 52
-            },
-            {
-               "y" : 59,
-               "name" : "#007",
-               "drilldown" : "007"
-            },
-            {
-               "y" : 72,
-               "name" : "#008",
-               "drilldown" : "008"
-            },
-            {
-               "drilldown" : "009",
-               "name" : "#009",
-               "y" : 68
-            },
-            {
-               "name" : "#010",
-               "drilldown" : "010",
-               "y" : 60
-            },
-            {
-               "drilldown" : "011",
-               "name" : "#011",
-               "y" : 79
-            },
-            {
-               "y" : 83,
-               "drilldown" : "012",
-               "name" : "#012"
-            },
-            {
-               "y" : 76,
-               "name" : "#013",
-               "drilldown" : "013"
-            },
-            {
-               "y" : 96,
-               "name" : "#014",
-               "drilldown" : "014"
-            },
-            {
-               "drilldown" : "015",
-               "name" : "#015",
-               "y" : 93
-            },
-            {
-               "y" : 66,
-               "name" : "#016",
-               "drilldown" : "016"
-            },
-            {
-               "y" : 79,
-               "name" : "#017",
-               "drilldown" : "017"
-            },
-            {
-               "drilldown" : "018",
-               "name" : "#018",
-               "y" : 76
-            },
-            {
-               "name" : "#019",
-               "drilldown" : "019",
-               "y" : 97
-            },
-            {
-               "name" : "#020",
-               "drilldown" : "020",
-               "y" : 95
-            },
-            {
-               "name" : "#021",
-               "drilldown" : "021",
-               "y" : 67
-            },
-            {
-               "drilldown" : "022",
-               "name" : "#022",
-               "y" : 63
-            },
-            {
-               "drilldown" : "023",
-               "name" : "#023",
-               "y" : 91
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-            {
-               "drilldown" : "024",
-               "name" : "#024",
-               "y" : 70
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-               "y" : 55,
-               "drilldown" : "025",
-               "name" : "#025"
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-               "drilldown" : "026",
-               "name" : "#026",
-               "y" : 70
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-               "drilldown" : "027",
-               "y" : 58
-            },
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-               "y" : 78,
-               "drilldown" : "028",
-               "name" : "#028"
-            },
-            {
-               "y" : 77,
-               "drilldown" : "029",
-               "name" : "#029"
-            },
-            {
-               "y" : 115,
-               "drilldown" : "030",
-               "name" : "#030"
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-               "drilldown" : "031",
-               "name" : "#031"
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-               "name" : "#032",
-               "drilldown" : "032"
-            },
-            {
-               "y" : 108,
-               "name" : "#033",
-               "drilldown" : "033"
-            },
-            {
-               "drilldown" : "034",
-               "name" : "#034",
-               "y" : 62
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-               "drilldown" : "035",
-               "name" : "#035"
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-               "name" : "#036",
-               "drilldown" : "036"
-            },
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-               "drilldown" : "037",
-               "name" : "#037"
-            },
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-               "name" : "#038",
-               "drilldown" : "038"
-            },
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-               "name" : "#039",
-               "drilldown" : "039"
-            },
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-               "drilldown" : "040",
-               "y" : 71
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-            {
-               "y" : 74,
-               "drilldown" : "041",
-               "name" : "#041"
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-               "drilldown" : "042",
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-               "drilldown" : "043",
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-               "name" : "#044",
-               "drilldown" : "044"
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-               "drilldown" : "045"
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-               "name" : "#046",
-               "drilldown" : "046"
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-            {
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-               "name" : "#047",
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-               "drilldown" : "048",
-               "name" : "#048"
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-               "drilldown" : "049",
-               "name" : "#049"
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-               "drilldown" : "051",
-               "name" : "#051"
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-               "drilldown" : "052"
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-               "name" : "#053",
-               "drilldown" : "053"
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-               "drilldown" : "055"
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-               "drilldown" : "056",
-               "name" : "#056"
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-               "name" : "#057",
-               "drilldown" : "057",
-               "y" : 78
-            },
-            {
-               "name" : "#058",
-               "drilldown" : "058",
-               "y" : 61
-            },
-            {
-               "y" : 82,
-               "drilldown" : "059",
-               "name" : "#059"
-            },
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-               "drilldown" : "060",
-               "name" : "#060",
-               "y" : 78
-            },
-            {
-               "drilldown" : "061",
-               "name" : "#061",
-               "y" : 78
-            },
-            {
-               "y" : 51,
-               "drilldown" : "062",
-               "name" : "#062"
-            },
-            {
-               "drilldown" : "063",
-               "name" : "#063",
-               "y" : 37
-            }
-         ]
-      }
-   ],
-   "xAxis" : {
-      "type" : "category"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "drilldown" : {
       "series" : [
          {
             "id" : "001",
-            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -371,9 +16,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "001"
          },
          {
+            "name" : "002",
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -387,13 +35,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "002",
-            "id" : "002"
+            ]
          },
          {
             "id" : "003",
-            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -407,9 +52,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "003"
          },
          {
+            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -424,10 +71,11 @@
                   10
                ]
             ],
-            "id" : "004",
             "name" : "004"
          },
          {
+            "name" : "005",
+            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -441,11 +89,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005",
-            "id" : "005"
+            ]
          },
          {
+            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -460,8 +107,7 @@
                   7
                ]
             ],
-            "id" : "006",
-            "name" : "006"
+            "id" : "006"
          },
          {
             "data" : [
@@ -482,6 +128,7 @@
             "name" : "007"
          },
          {
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -496,12 +143,10 @@
                   12
                ]
             ],
-            "id" : "008",
             "name" : "008"
          },
          {
             "id" : "009",
-            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -515,9 +160,12 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "009"
          },
          {
+            "name" : "010",
+            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -531,13 +179,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010",
-            "name" : "010"
+            ]
          },
          {
             "id" : "011",
-            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -551,9 +196,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "011"
          },
          {
+            "name" : "012",
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -567,13 +215,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "012",
-            "name" : "012"
+            ]
          },
          {
-            "id" : "013",
             "name" : "013",
+            "id" : "013",
             "data" : [
                [
                   "Perl",
@@ -590,6 +236,7 @@
             ]
          },
          {
+            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -604,7 +251,6 @@
                   15
                ]
             ],
-            "id" : "014",
             "name" : "014"
          },
          {
@@ -626,7 +272,6 @@
             ]
          },
          {
-            "name" : "016",
             "id" : "016",
             "data" : [
                [
@@ -641,9 +286,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "016"
          },
          {
+            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -658,12 +305,11 @@
                   12
                ]
             ],
-            "name" : "017",
             "id" : "017"
          },
          {
-            "id" : "018",
             "name" : "018",
+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -698,6 +344,7 @@
             ]
          },
          {
+            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -712,10 +359,10 @@
                   13
                ]
             ],
-            "id" : "020",
-            "name" : "020"
+            "id" : "020"
          },
          {
+            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -730,11 +377,9 @@
                   10
                ]
             ],
-            "id" : "021",
-            "name" : "021"
+            "id" : "021"
          },
          {
-            "name" : "022",
             "id" : "022",
             "data" : [
                [
@@ -749,9 +394,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022"
          },
          {
+            "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -765,12 +413,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "023",
-            "id" : "023"
+            ]
          },
          {
-            "id" : "024",
             "name" : "024",
             "data" : [
                [
@@ -785,9 +430,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "024"
          },
          {
+            "name" : "025",
             "data" : [
                [
                   "Perl",
@@ -802,12 +449,9 @@
                   12
                ]
             ],
-            "id" : "025",
-            "name" : "025"
+            "id" : "025"
          },
          {
-            "id" : "026",
-            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -821,7 +465,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "026",
+            "name" : "026"
          },
          {
             "data" : [
@@ -838,8 +484,8 @@
                   9
                ]
             ],
-            "name" : "027",
-            "id" : "027"
+            "id" : "027",
+            "name" : "027"
          },
          {
             "data" : [
@@ -856,10 +502,12 @@
                   9
                ]
             ],
-            "name" : "028",
-            "id" : "028"
+            "id" : "028",
+            "name" : "028"