- Added solution by Alexander Karelas.

15 files changed, 1345 insertions, 1330 deletions

diff --git a/challenge-141/alexander-karelas/ch-2.pl b/challenge-141/alexander-karelas/perl/ch-2.pl
index 37bd52afe9..37bd52afe9 100755
--- a/challenge-141/alexander-karelas/ch-2.pl
+++ b/challenge-141/alexander-karelas/perl/ch-2.pl
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 51b07df30c..8a61d218ed 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,28 +1,12 @@
 {
-   "subtitle" : {
-      "text" : "[Champions: 1] Last updated at 2021-12-01 17:49:55 GMT"
-   },
-   "chart" : {
-      "type" : "column"
+   "title" : {
+      "text" : "The Weekly Challenge - 141"
    },
-   "tooltip" : {
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : 1,
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
+   "xAxis" : {
+      "type" : "category"
    },
-   "drilldown" : {
-      "series" : [
-         {
-            "id" : "Simon Proctor",
-            "name" : "Simon Proctor",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ]
-         }
-      ]
+   "legend" : {
+      "enabled" : 0
    },
    "yAxis" : {
       "title" : {
@@ -31,33 +15,64 @@
    },
    "series" : [
       {
-         "name" : "The Weekly Challenge - 141",
-         "colorByPoint" : 1,
          "data" : [
             {
+               "drilldown" : "Alexander Karelas",
+               "y" : 1,
+               "name" : "Alexander Karelas"
+            },
+            {
+               "drilldown" : "Simon Proctor",
                "y" : 2,
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
+               "name" : "Simon Proctor"
             }
-         ]
+         ],
+         "name" : "The Weekly Challenge - 141",
+         "colorByPoint" : 1
       }
    ],
+   "drilldown" : {
+      "series" : [
+         {
+            "name" : "Alexander Karelas",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "id" : "Alexander Karelas"
+         },
+         {
+            "name" : "Simon Proctor",
+            "id" : "Simon Proctor",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ]
+         }
+      ]
+   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
          "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
+            "enabled" : 1,
+            "format" : "{point.y}"
          }
       }
    },
-   "legend" : {
-      "enabled" : 0
+   "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/>"
    },
-   "title" : {
-      "text" : "The Weekly Challenge - 141"
+   "subtitle" : {
+      "text" : "[Champions: 2] Last updated at 2021-12-01 18:05:35 GMT"
    },
-   "xAxis" : {
-      "type" : "category"
+   "chart" : {
+      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 5c2446be33..28dc6a23f6 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,21 +1,7 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
    "series" : [
       {
-         "dataLabels" : {
-            "color" : "#FFFFFF",
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "enabled" : "true",
-            "align" : "right",
-            "y" : 10,
-            "rotation" : -90,
-            "format" : "{point.y:.0f}"
-         },
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -23,41 +9,55 @@
             ],
             [
                "Perl",
-               6754
+               6755
             ],
             [
                "Raku",
                4101
             ]
          ],
-         "name" : "Contributions"
+         "dataLabels" : {
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "rotation" : -90,
+            "format" : "{point.y:.0f}",
+            "align" : "right",
+            "y" : 10,
+            "color" : "#FFFFFF",
+            "enabled" : "true"
+         }
       }
    ],
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
    "yAxis" : {
       "min" : 0,
       "title" : {
          "text" : null
       }
    },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2021-12-01 17:49:55 GMT"
+   "legend" : {
+      "enabled" : "false"
    },
    "chart" : {
       "type" : "column"
    },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   "subtitle" : {
+      "text" : "Last updated at 2021-12-01 18:05:35 GMT"
    },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      },
-      "type" : "category"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 5b29d9f6d8..fb25365b5c 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,36 +1,53 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
+   "tooltip" : {
+      "headerFormat" : "<span style=\"font-size:11px\"></span>",
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : "true"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-12-01 18:05:35 GMT"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Language"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
    },
    "series" : [
       {
          "name" : "The Weekly Challenge Languages",
+         "colorByPoint" : "true",
          "data" : [
             {
                "y" : 161,
-               "name" : "#001",
-               "drilldown" : "001"
+               "drilldown" : "001",
+               "name" : "#001"
             },
             {
-               "drilldown" : "002",
                "name" : "#002",
+               "drilldown" : "002",
                "y" : 125
             },
             {
-               "drilldown" : "003",
                "y" : 83,
+               "drilldown" : "003",
                "name" : "#003"
             },
             {
+               "y" : 99,
                "drilldown" : "004",
-               "name" : "#004",
-               "y" : 99
+               "name" : "#004"
             },
             {
                "drilldown" : "005",
@@ -39,102 +56,102 @@
             },
             {
                "name" : "#006",
-               "y" : 58,
-               "drilldown" : "006"
+               "drilldown" : "006",
+               "y" : 58
             },
             {
-               "drilldown" : "007",
+               "name" : "#007",
                "y" : 64,
-               "name" : "#007"
+               "drilldown" : "007"
             },
             {
-               "drilldown" : "008",
                "y" : 78,
+               "drilldown" : "008",
                "name" : "#008"
             },
             {
-               "drilldown" : "009",
                "name" : "#009",
-               "y" : 76
+               "y" : 76,
+               "drilldown" : "009"
             },
             {
                "y" : 65,
-               "name" : "#010",
-               "drilldown" : "010"
+               "drilldown" : "010",
+               "name" : "#010"
             },
             {
-               "drilldown" : "011",
                "y" : 85,
+               "drilldown" : "011",
                "name" : "#011"
             },
             {
                "y" : 89,
-               "name" : "#012",
-               "drilldown" : "012"
+               "drilldown" : "012",
+               "name" : "#012"
             },
             {
-               "drilldown" : "013",
                "name" : "#013",
+               "drilldown" : "013",
                "y" : 85
             },
             {
                "drilldown" : "014",
-               "name" : "#014",
-               "y" : 101
+               "y" : 101,
+               "name" : "#014"
             },
             {
                "name" : "#015",
-               "y" : 99,
-               "drilldown" : "015"
+               "drilldown" : "015",
+               "y" : 99
             },
             {
                "y" : 71,
-               "name" : "#016",
-               "drilldown" : "016"
+               "drilldown" : "016",
+               "name" : "#016"
             },
             {
-               "y" : 84,
                "name" : "#017",
-               "drilldown" : "017"
+               "drilldown" : "017",
+               "y" : 84
             },
             {
                "y" : 81,
-               "name" : "#018",
-               "drilldown" : "018"
+               "drilldown" : "018",
+               "name" : "#018"
             },
             {
                "drilldown" : "019",
-               "name" : "#019",
-               "y" : 103
+               "y" : 103,
+               "name" : "#019"
             },
             {
                "y" : 101,
-               "name" : "#020",
-               "drilldown" : "020"
+               "drilldown" : "020",
+               "name" : "#020"
             },
             {
+               "y" : 72,
                "drilldown" : "021",
-               "name" : "#021",
-               "y" : 72
+               "name" : "#021"
             },
             {
-               "drilldown" : "022",
                "y" : 68,
+               "drilldown" : "022",
                "name" : "#022"
             },
             {
-               "drilldown" : "023",
                "name" : "#023",
+               "drilldown" : "023",
                "y" : 97
             },
             {
-               "drilldown" : "024",
                "y" : 75,
+               "drilldown" : "024",
                "name" : "#024"
             },
             {
-               "drilldown" : "025",
                "y" : 59,
+               "drilldown" : "025",
                "name" : "#025"
             },
             {
@@ -143,9 +160,9 @@
                "name" : "#026"
             },
             {
-               "y" : 60,
                "name" : "#027",
-               "drilldown" : "027"
+               "drilldown" : "027",
+               "y" : 60
             },
             {
                "drilldown" : "028",
@@ -153,94 +170,94 @@
                "name" : "#028"
             },
             {
-               "drilldown" : "029",
                "name" : "#029",
-               "y" : 79
+               "y" : 79,
+               "drilldown" : "029"
             },
             {
-               "drilldown" : "030",
                "y" : 117,
+               "drilldown" : "030",
                "name" : "#030"
             },
             {
-               "y" : 89,
                "name" : "#031",
+               "y" : 89,
                "drilldown" : "031"
             },
             {
-               "name" : "#032",
+               "drilldown" : "032",
                "y" : 94,
-               "drilldown" : "032"
+               "name" : "#032"
             },
             {
+               "drilldown" : "033",
                "y" : 110,
-               "name" : "#033",
-               "drilldown" : "033"
+               "name" : "#033"
             },
             {
+               "drilldown" : "034",
                "y" : 64,
-               "name" : "#034",
-               "drilldown" : "034"
+               "name" : "#034"
             },
             {
                "name" : "#035",
-               "y" : 64,
-               "drilldown" : "035"
+               "drilldown" : "035",
+               "y" : 64
             },
             {
-               "drilldown" : "036",
                "name" : "#036",
+               "drilldown" : "036",
                "y" : 68
             },
             {
-               "drilldown" : "037",
+               "name" : "#037",
                "y" : 67,
-               "name" : "#037"
+               "drilldown" : "037"
             },
             {
                "y" : 68,
-               "name" : "#038",
-               "drilldown" : "038"
+               "drilldown" : "038",
+               "name" : "#038"
             },
             {
-               "name" : "#039",
                "y" : 62,
-               "drilldown" : "039"
+               "drilldown" : "039",
+               "name" : "#039"
             },
             {
                "y" : 73,
-               "name" : "#040",
-               "drilldown" : "040"
+               "drilldown" : "040",
+               "name" : "#040"
             },
             {
-               "y" : 76,
                "name" : "#041",
-               "drilldown" : "041"
+               "drilldown" : "041",
+               "y" : 76
             },
             {
-               "drilldown" : "042",
                "y" : 92,
+               "drilldown" : "042",
                "name" : "#042"
             },
             {
                "name" : "#043",
-               "y" : 68,
-               "drilldown" : "043"
+               "drilldown" : "043",
+               "y" : 68
             },
             {
-               "drilldown" : "044",
                "name" : "#044",
-               "y" : 85
+               "y" : 85,
+               "drilldown" : "044"
             },
             {
-               "drilldown" : "045",
+               "name" : "#045",
                "y" : 96,
-               "name" : "#045"
+               "drilldown" : "045"
             },
             {
-               "drilldown" : "046",
                "name" : "#046",
-               "y" : 87
+               "y" : 87,
+               "drilldown" : "046"
             },
             {
                "name" : "#047",
@@ -248,39 +265,39 @@
                "drilldown" : "047"
             },
             {
-               "drilldown" : "048",
                "name" : "#048",
-               "y" : 108
+               "y" : 108,
+               "drilldown" : "048"
             },
             {
-               "drilldown" : "049",
                "y" : 89,
+               "drilldown" : "049",
                "name" : "#049"
             },
             {
-               "drilldown" : "050",
                "y" : 98,
+               "drilldown" : "050",
                "name" : "#050"
             },
             {
+               "y" : 89,
                "drilldown" : "051",
-               "name" : "#051",
-               "y" : 89
+               "name" : "#051"
             },
             {
+               "y" : 91,
                "drilldown" : "052",
-               "name" : "#052",
-               "y" : 91
+               "name" : "#052"
             },
             {
-               "name" : "#053",
                "y" : 101,
-               "drilldown" : "053"
+               "drilldown" : "053",
+               "name" : "#053"
             },
             {
-               "name" : "#054",
                "y" : 103,
-               "drilldown" : "054"
+               "drilldown" : "054",
+               "name" : "#054"
             },
             {
                "drilldown" : "055",
@@ -298,119 +315,119 @@
                "drilldown" : "057"
             },
             {
+               "y" : 69,
                "drilldown" : "058",
-               "name" : "#058",
-               "y" : 69
+               "name" : "#058"
             },
             {
+               "drilldown" : "059",
                "y" : 89,
-               "name" : "#059",
-               "drilldown" : "059"
+               "name" : "#059"
             },
             {
-               "y" : 85,
                "name" : "#060",
-               "drilldown" : "060"
+               "drilldown" : "060",
+               "y" : 85
             },
             {
-               "drilldown" : "061",
                "y" : 81,
+               "drilldown" : "061",
                "name" : "#061"
             },
             {
+               "drilldown" : "062",
                "y" : 58,
-               "name" : "#062",
-               "drilldown" : "062"
+               "name" : "#062"
             },
             {
                "name" : "#063",
-               "y" : 89,
-               "drilldown" : "063"
+               "drilldown" : "063",
+               "y" : 89
             },
             {
-               "y" : 80,
                "name" : "#064",
+               "y" : 80,
                "drilldown" : "064"
             },
             {
                "y" : 73,
-               "name" : "#065",
-               "drilldown" : "065"
+               "drilldown" : "065",
+               "name" : "#065"
             },
             {
                "drilldown" : "066",
-               "name" : "#066",
-               "y" : 84
+               "y" : 84,
+               "name" : "#066"
             },
             {
-               "drilldown" : "067",
+               "name" : "#067",
                "y" : 90,
-               "name" : "#067"
+               "drilldown" : "067"
             },
             {
-               "name" : "#068",
                "y" : 75,
-               "drilldown" : "068"
+               "drilldown" : "068",
+               "name" : "#068"
             },
             {
+               "name" : "#069",
                "drilldown" : "069",
-               "y" : 83,
-               "name" : "#069"
+               "y" : 83
             },
             {
                "name" : "#070",
-               "y" : 93,
-               "drilldown" : "070"
+               "drilldown" : "070",
+               "y" : 93
             },
             {
-               "y" : 78,
                "name" : "#071",
+               "y" : 78,
                "drilldown" : "071"
             },
             {
                "y" : 112,
-               "name" : "#072",
-               "drilldown" : "072"
+               "drilldown" : "072",
+               "name" : "#072"
             },
             {
-               "drilldown" : "073",
                "name" : "#073",
-               "y" : 110
+               "y" : 110,
+               "drilldown" : "073"
             },
             {
-               "drilldown" : "074",
                "y" : 115,
+               "drilldown" : "074",
                "name" : "#074"
             },
             {
-               "drilldown" : "075",
+               "name" : "#075",
                "y" : 115,
-               "name" : "#075"
+               "drilldown" : "075"
             },
             {
-               "drilldown" : "076",
                "y" : 99,
+               "drilldown" : "076",
                "name" : "#076"
             },
             {
-               "name" : "#077",
+               "drilldown" : "077",
                "y" : 98,
-               "drilldown" : "077"
+               "name" : "#077"
             },
             {
                "drilldown" : "078",
-               "name" : "#078",
-               "y" : 127
+               "y" : 127,
+               "name" : "#078"
             },
             {
                "name" : "#079",
-               "y" : 122,
-               "drilldown" : "079"
+               "drilldown" : "079",
+               "y" : 122
             },
             {
-               "drilldown" : "080",
+               "name" : "#080",
                "y" : 127,
-               "name" : "#080"
+               "drilldown" : "080"
             },
             {
                "drilldown" : "081",
@@ -419,117 +436,117 @@
             },
             {
                "y" : 114,
-               "name" : "#082",
-               "drilldown" : "082"
+               "drilldown" : "082",
+               "name" : "#082"
             },
             {
                "drilldown" : "083",
-               "name" : "#083",
-               "y" : 127
+               "y" : 127,
+               "name" : "#083"
             },
             {
                "y" : 119,
-               "name" : "#084",
-               "drilldown" : "084"
+               "drilldown" : "084",
+               "name" : "#084"
             },
             {
+               "y" : 114,
                "drilldown" : "085",
-               "name" : "#085",
-               "y" : 114
+               "name" : "#085"
             },
             {
                "y" : 104,
-               "name" : "#086",
-               "drilldown" : "086"
+               "drilldown" : "086",
+               "name" : "#086"
             },
             {
-               "drilldown" : "087",
                "name" : "#087",
+               "drilldown" : "087",
                "y" : 101
             },
             {
-               "drilldown" : "088",
                "y" : 121,
+               "drilldown" : "088",
                "name" : "#088"
             },
             {
-               "drilldown" : "089",
+               "name" : "#089",
                "y" : 113,
-               "name" : "#089"
+               "drilldown" : "089"
             },
             {
+               "drilldown" : "090",
                "y" : 113,
-               "name" : "#090",
-               "drilldown" : "090"
+               "name" : "#090"
             },
             {
-               "y" : 108,
                "name" : "#091",
-               "drilldown" : "091"
+               "drilldown" : "091",
+               "y" : 108
             },
             {
-               "y" : 98,
                "name" : "#092",
-               "drilldown" : "092"
+               "drilldown" : "092",
+               "y" : 98
             },
             {
-               "name" : "#093",
                "y" : 87,
-               "drilldown" : "093"
+               "drilldown" : "093",
+               "name" : "#093"
             },
             {
-               "y" : 87,
                "name" : "#094",
+               "y" : 87,
                "drilldown" : "094"
             },
             {
-               "drilldown" : "095",
                "y" : 108,
+               "drilldown" : "095",
                "name" : "#095"
             },
             {
-               "drilldown" : "096",
                "name" : "#096",
+               "drilldown" : "096",
                "y" : 108
             },
             {
+               "drilldown" : "097",
                "y" : 111,
-               "name" : "#097",
-               "drilldown" : "097"
+               "name" : "#097"
             },
             {
+               "drilldown" : "098",
                "y" : 108,
-               "name" : "#098",
-               "drilldown" : "098"
+               "name" : "#098"
             },
             {
-               "drilldown" : "099",
                "name" : "#099",
+               "drilldown" : "099",
                "y" : 97
             },
             {
-               "drilldown" : "100",
                "name" : "#100",
+               "drilldown" : "100",
                "y" : 120
             },
             {
-               "drilldown" : "101",
+               "name" : "#101",
                "y" : 83,
-               "name" : "#101"
+               "drilldown" : "101"
             },
             {
-               "drilldown" : "102",
+               "name" : "#102",
                "y" : 90,
-               "name" : "#102"
+               "drilldown" : "102"
             },
             {
+               "y" : 79,
                "drilldown" : "103",
-               "name" : "#103",
-               "y" : 79
+               "name" : "#103"
             },
             {
-               "y" : 85,
                "name" : "#104",
+               "y" : 85,
                "drilldown" : "104"
             },
             {
@@ -539,12 +556,12 @@
             },
             {
                "y" : 97,
-               "name" : "#106",
-               "drilldown" : "106"
+               "drilldown" : "106",
+               "name" : "#106"
             },
             {
-               "drilldown" : "107",
                "name" : "#107",
+               "drilldown" : "107",
                "y" : 90
             },
             {
@@ -553,19 +570,19 @@
                "drilldown" : "108"
             },
             {
-               "drilldown" : "109",
+               "name" : "#109",
                "y" : 107,
-               "name" : "#109"
+               "drilldown" : "109"
             },
             {
+               "y" : 108,
                "drilldown" : "110",
-               "name" : "#110",
-               "y" : 108
+               "name" : "#110"
             },
             {
-               "drilldown" : "111",
                "name" : "#111",
-               "y" : 91
+               "y" : 91,
+               "drilldown" : "111"
             },
             {
                "name" : "#112",
@@ -573,19 +590,19 @@
                "drilldown" : "112"
             },
             {
-               "drilldown" : "113",
+               "name" : "#113",
                "y" : 92,
-               "name" : "#113"
+               "drilldown" : "113"
             },
             {
-               "y" : 108,
                "name" : "#114",
+               "y" : 108,
                "drilldown" : "114"
             },
             {
+               "y" : 96,
                "drilldown" : "115",
-               "name" : "#115",
-               "y" : 96
+               "name" : "#115"
             },
             {
                "name" : "#116",
@@ -598,19 +615,19 @@
                "drilldown" : "117"
             },
             {
-               "drilldown" : "118",
                "name" : "#118",
-               "y" : 83
+               "y" : 83,
+               "drilldown" : "118"
             },
             {
+               "name" : "#119",
                "drilldown" : "119",
-               "y" : 125,
-               "name" : "#119"
+               "y" : 125
             },
             {
-               "name" : "#120",
                "y" : 116,
-               "drilldown" : "120"
+               "drilldown" : "120",
+               "name" : "#120"
             },
             {
                "name" : "#121",
@@ -623,48 +640,48 @@
                "drilldown" : "122"
             },
             {
+               "drilldown" : "123",
                "y" : 105,
-               "name" : "#123",
-               "drilldown" : "123"
+               "name" : "#123"
             },
             {
+               "drilldown" : "124",
                "y" : 85,
-               "name" : "#124",
-               "drilldown" : "124"
+               "name" : "#124"
             },
             {
-               "drilldown" : "125",
+               "name" : "#125",
                "y" : 63,
-               "name" : "#125"
+               "drilldown" : "125"
             },