- Added solutions by Niels van Dijke.

15 files changed, 1263 insertions, 1248 deletions

diff --git a/challenge-183/perlboy1967/ch-2.pl b/challenge-183/perlboy1967/perl/ch-2a.pl
index 12e50fc040..12e50fc040 100755
--- a/challenge-183/perlboy1967/ch-2.pl
+++ b/challenge-183/perlboy1967/perl/ch-2a.pl
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 160534ce79..f86dd0b758 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,6 +1,33 @@
 {
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
+   },
+   "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"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 183"
+   },
    "series" : [
       {
+         "colorByPoint" : 1,
          "data" : [
             {
                "y" : 8,
@@ -18,24 +45,29 @@
                "drilldown" : "Mohammad S Anwar"
             },
             {
-               "name" : "Robbie Hatley",
                "y" : 2,
-               "drilldown" : "Robbie Hatley"
+               "name" : "Niels van Dijke",
+               "drilldown" : "Niels van Dijke"
             },
             {
-               "y" : 2,
+               "drilldown" : "Robbie Hatley",
+               "name" : "Robbie Hatley",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Robert DiCicco",
                "name" : "Robert DiCicco",
-               "drilldown" : "Robert DiCicco"
+               "y" : 2
             },
             {
-               "drilldown" : "Robert Ransbottom",
+               "y" : 2,
                "name" : "Robert Ransbottom",
-               "y" : 2
+               "drilldown" : "Robert Ransbottom"
             },
             {
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 5
+               "y" : 5,
+               "name" : "Roger Bell_West"
             },
             {
                "name" : "Stephen G. Lynn",
@@ -44,17 +76,17 @@
             },
             {
                "drilldown" : "Ulrich Rieke",
-               "y" : 4,
-               "name" : "Ulrich Rieke"
+               "name" : "Ulrich Rieke",
+               "y" : 4
             }
          ],
-         "colorByPoint" : 1,
          "name" : "The Weekly Challenge - 183"
       }
    ],
    "drilldown" : {
       "series" : [
          {
+            "id" : "Luca Ferrari",
             "name" : "Luca Ferrari",
             "data" : [
                [
@@ -65,41 +97,50 @@
                   "Blog",
                   6
                ]
-            ],
-            "id" : "Luca Ferrari"
+            ]
          },
          {
+            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson",
-            "name" : "Mark Anderson"
+            "id" : "Mark Anderson"
+         },
+         {
+            "name" : "Mohammad S Anwar",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Mohammad S Anwar"
          },
          {
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Mohammad S Anwar",
-            "name" : "Mohammad S Anwar"
+            "name" : "Niels van Dijke"
          },
          {
+            "name" : "Robbie Hatley",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Robbie Hatley",
-            "name" : "Robbie Hatley"
+            "id" : "Robbie Hatley"
          },
          {
-            "name" : "Robert DiCicco",
+            "id" : "Robert DiCicco",
             "data" : [
                [
                   "Perl",
@@ -110,21 +151,19 @@
                   1
                ]
             ],
-            "id" : "Robert DiCicco"
+            "name" : "Robert DiCicco"
          },
          {
-            "name" : "Robert Ransbottom",
             "id" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Robert Ransbottom"
          },
          {
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -138,7 +177,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West"
          },
          {
             "id" : "Stephen G. Lynn",
@@ -159,6 +200,7 @@
             "name" : "Stephen G. Lynn"
          },
          {
+            "id" : "Ulrich Rieke",
             "name" : "Ulrich Rieke",
             "data" : [
                [
@@ -169,43 +211,16 @@
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Ulrich Rieke"
+            ]
          }
       ]
    },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
    "subtitle" : {
-      "text" : "[Champions: 9] Last updated at 2022-09-21 12:18:21 GMT"
-   },
-   "tooltip" : {
-      "followPointer" : 1,
-      "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/>"
-   },
-   "xAxis" : {
-      "type" : "category"
+      "text" : "[Champions: 10] Last updated at 2022-09-21 20:34:28 GMT"
    },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 183"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "chart" : {
-      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index ff79f139a5..a6aeca62b2 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,9 +1,6 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2022]"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "xAxis" : {
       "labels" : {
@@ -14,33 +11,30 @@
       },
       "type" : "category"
    },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
+   "legend" : {
+      "enabled" : "false"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2022]"
    },
    "chart" : {
       "type" : "column"
    },
-   "subtitle" : {
-      "text" : "Last updated at 2022-09-21 12:18:21 GMT"
-   },
    "series" : [
       {
+         "name" : "Contributions",
          "dataLabels" : {
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "format" : "{point.y:.0f}",
-            "align" : "right",
+            "y" : 10,
             "rotation" : -90,
             "enabled" : "true",
+            "format" : "{point.y:.0f}",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
             "color" : "#FFFFFF",
-            "y" : 10
+            "align" : "right"
          },
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -48,7 +42,7 @@
             ],
             [
                "Perl",
-               8885
+               8887
             ],
             [
                "Raku",
@@ -57,7 +51,13 @@
          ]
       }
    ],
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
+   "subtitle" : {
+      "text" : "Last updated at 2022-09-21 20:34:28 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index d1670febde..28c2069d0b 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,33 +1,37 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
    "xAxis" : {
       "type" : "category"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "title" : {
       "text" : "The Weekly Challenge Language"
    },
    "legend" : {
       "enabled" : "false"
    },
-   "chart" : {
-      "type" : "column"
-   },
    "plotOptions" : {
       "series" : {
-         "borderWidth" : 0,
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
       }
    },
+   "tooltip" : {
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>",
+      "followPointer" : "true"
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2022-09-21 20:34:28 GMT"
+   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -42,11 +46,9 @@
                   11
                ]
             ],
-            "id" : "001",
-            "name" : "001"
+            "id" : "001"
          },
          {
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -61,10 +63,10 @@
                   10
                ]
             ],
-            "name" : "002"
+            "name" : "002",
+            "id" : "002"
          },
          {
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -79,10 +81,12 @@
                   9
                ]
             ],
-            "name" : "003"
+            "name" : "003",
+            "id" : "003"
          },
          {
             "id" : "004",
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -96,8 +100,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "004"
+            ]
          },
          {
             "data" : [
@@ -114,12 +117,12 @@
                   12
                ]
             ],
-            "id" : "005",
-            "name" : "005"
+            "name" : "005",
+            "id" : "005"
          },
          {
-            "name" : "006",
             "id" : "006",
+            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -136,7 +139,6 @@
             ]
          },
          {
-            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -151,11 +153,11 @@
                   10
                ]
             ],
-            "name" : "007"
+            "name" : "007",
+            "id" : "007"
          },
          {
             "name" : "008",
-            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -169,11 +171,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "008"
          },
          {
-            "name" : "009",
             "id" : "009",
+            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -190,6 +193,7 @@
             ]
          },
          {
+            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -204,11 +208,11 @@
                   11
                ]
             ],
-            "id" : "010",
-            "name" : "010"
+            "id" : "010"
          },
          {
             "id" : "011",
+            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -222,12 +226,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "011"
+            ]
          },
          {
             "name" : "012",
-            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -241,7 +243,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "012"
          },
          {
             "id" : "013",
@@ -262,6 +265,7 @@
             "name" : "013"
          },
          {
+            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -276,10 +280,10 @@
                   15
                ]
             ],
-            "id" : "014",
             "name" : "014"
          },
          {
+            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -294,7 +298,6 @@
                   15
                ]
             ],
-            "id" : "015",
             "name" : "015"
          },
          {
@@ -335,6 +338,7 @@
          },
          {
             "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -348,11 +352,9 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "018"
+            ]
          },
          {
-            "name" : "019",
             "data" : [
                [
                   "Perl",
@@ -367,11 +369,11 @@
                   13
                ]
             ],
+            "name" : "019",
             "id" : "019"
          },
          {
             "name" : "020",
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -385,7 +387,8 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "020"
          },
          {
             "name" : "021",
@@ -406,7 +409,7 @@
             "id" : "021"
          },
          {
-            "name" : "022",
+            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -421,11 +424,10 @@
                   10
                ]
             ],
-            "id" : "022"
+            "name" : "022"
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             "name" : "023",
-            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -439,7 +441,8 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
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          },
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@@ -456,11 +459,11 @@
                   11
                ]
             ],
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-            "name" : "024"
+            "name" : "024",
+            "id" : "024"
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+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -475,7 +478,7 @@
                   12
                ]
             ],
-            "id" : "025"
+            "name" : "025"
          },
          {
             "data" : [
@@ -492,12 +495,11 @@
                   10
                ]
             ],
-            "id" : "026",
-            "name" : "026"
+            "name" : "026",
+            "id" : "026"
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-            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -511,9 +513,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "027"
          },
          {
+            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -528,11 +532,10 @@
                   9
                ]
             ],
-            "id" : "028",
-            "name" : "028"
+            "id" : "028"
          },
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-            "name" : "029",
+            "id" : "029",
             "data" : [
                [
                   "Perl",
@@ -547,10 +550,9 @@
                   12
                ]
             ],
-            "id" : "029"
+            "name" : "029"
          },
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-            "id" : "030",
             "data" : [
                [
                   "Perl",
@@ -565,9 +567,11 @@
                   10
                ]
             ],
-            "name" : "030"
+            "name" : "030",
+            "id" : "030"
          },
          {
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -582,10 +586,10 @@
                   9
                ]
             ],
-            "id" : "031",
-            "name" : "031"
+            "id" : "031"
          },
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+            "id" : "032",
             "name" : "032",
             "data" : [
                [
@@ -600,11 +604,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "032"
+            ]
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             "data" : [
                [
                   "Perl",
@@ -619,11 +621,10 @@
                   10
                ]
             ],
-            "name" : "033"
+            "name" : "033",
+            "id" : "033"
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-            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -637,9 +638,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
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+            "id" : "034"
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             "data" : [
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@@ -654,12 +658,10 @@
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             "data" : [
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                   "Perl",
@@ -673,10 +675,10 @@
                   "Blog",
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             "data" : [
                [
                   "Perl",
@@ -691,10 +693,11 @@
                   9
                ]
             ],
-            "name" : "037"
+            "name" : "037",
+            "id" : "037"
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+            "id" : "038",
             "data" : [
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                   "Perl",
@@ -709,11 +712,11 @@
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-            "id" : "038"
+            "name" : "038"
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+            "name" : "039",
             "data" : [
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                   "Perl",
@@ -766,7 +769,6 @@
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             "data" : [
                [
                   "Perl",
@@ -781,10 +783,10 @@
                   11
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-            "name" : "042"
+            "name" : "042",
+            "id" : "042"
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-            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -799,10 +801,12 @@
                   11
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+            "name" : "043",
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+            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -816,11 +820,9 @@
                   "Blog",
                   11
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-            ],
-            "name" : "044"
+            ]
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-            "name" : "045",
             "id" : "045",
             "data" : [
                [
@@ -835,10 +837,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "045"
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+            "name" : "046",
             "data" : [
                [
                   "Perl",
@@ -853,10 +856,10 @@
                   10
                ]
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+            "id" : "046"
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+            "name" : "047",
             "data" : [
                [
                   "Perl",
@@ -871,10 +874,10 @@
                   10
                ]
             ],
-            "name" : "047"
+            "id" : "047"
          },
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-            "name" : "048",
+            "id" : "048",
             "data" : [
                [
                   "Perl",
@@ -889,10 +892,9 @@
                   12
                ]
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-            "id" : "048"
+            "name" : "048"
          },
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-            "name" : "049",
             "data" : [
                [
                   "Perl",
@@ -907,6 +909,7 @@
                   12
                ]
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+            "name" : "049",
             "id" : "049"
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@@ -928,7 +931,7 @@
             "id" : "050"
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+            "id" : "051",
             "data" : [
                [
                   "Perl",
@@ -943,11 +946,10 @@
                   11
                ]
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+            "name" : "051"
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-            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -961,10 +963,12 @@
                   "Blog",
                   14
                ]
-            ]
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                [
                   "Perl",
@@ -978,10 +982,10 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "053"
+            ]
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             "data" : [
                [
                   "Perl",
@@ -996,12 +1000,9 @@
                   18
                ]
             ],
-            "id" : "054",
-            "name" : "054"
+            "id" : "054"
          },
          {
-            "name" : "055",
-            "id" : "055",
             "data" : [
                [
                   "Perl",
@@ -1015,10 +1016,11 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "055",
+            "id" : "055"
          },
          {
-            "id" : "056",
             "data" : [
                [
                   "Perl",
@@ -1033,11 +1035,12 @@
                   16
                ]
             ],
-            "name" : "056"
+            "name" : "056",
+            "id" : "056"
          },
          {
-            "name" : "057",
             "id" : "057",
+            "name" : "057",
             "data" : [
                [
                   "Perl",
@@ -1054,7 +1057,6 @@
             ]
          },
          {
-            "name" : "058",
             "id" : "058",
             "data" : [
                [
@@ -1069,9 +1071,12 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "058"
          },
          {
+            "id" : "059",
+            "name" : "059",
             "data" : [
                [
                   "Perl",
@@ -1085,13 +1090,10 @@
                   "Blog",
                   16
                ]
-            ],
-            "id" : "059",
-            "name" : "059"
+            ]
          },
          {
             "name" : "060",
-            "id" : "060",
             "data" : [
                [
                   "Perl",
@@ -1105,10 +1107,10 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
+            "id" : "060"
          },
          {
-            "name" : "061",
             "id" : "061",
             "data" : [
                [
@@ -1123,9 +1125,12 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "061"
          },
          {
+            "id" : "062",
+            "name" : "062",
             "data" : [
                [
                   "Perl",
@@ -1139,9 +1144,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "062",
-            "name" : "062"
+            ]
          },
          {
             "id" : "063",
@@ -1180,6 +1183,8 @@
             "id" : "064"
          },
          {
+            "id" : "065",
+            "name" : "065",
             "data" : [
                [
                   "Perl",
@@ -1193,11 +1198,10 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "065",
-            "name" : "065"
+            ]
          },
          {
+            "id" : "066",
             "data" : [
                [
                   "Perl",
@@ -1212,12 +1216,9 @@
                   14
                ]
             ],
-            "id" : "066",