- Added solutions by Luca Ferrari.

14 files changed, 1144 insertions, 1125 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 6d37eebb98..d6c5ca2dd0 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,4 +1,15 @@
 {
+   "subtitle" : {
+      "text" : "[Champions: 3] Last updated at 2021-11-08 18:28:29 GMT"
+   },
+   "tooltip" : {
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
@@ -8,71 +19,79 @@
          }
       }
    },
-   "subtitle" : {
-      "text" : "[Champions: 2] Last updated at 2021-11-08 18:20:29 GMT"
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "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
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 138"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
                   1
                ]
             ],
-            "name" : "Andrew Shitov",
             "id" : "Andrew Shitov"
          },
          {
-            "id" : "Mark Anderson",
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
                   2
+               ],
+               [
+                  "Blog",
+                  4
                ]
             ],
-            "name" : "Mark Anderson"
+            "name" : "Luca Ferrari"
+         },
+         {
+            "id" : "Mark Anderson",
+            "name" : "Mark Anderson",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ]
          }
       ]
    },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 138"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
    "series" : [
       {
          "name" : "The Weekly Challenge - 138",
+         "colorByPoint" : 1,
          "data" : [
             {
-               "y" : 1,
+               "drilldown" : "Andrew Shitov",
                "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov"
+               "y" : 1
+            },
+            {
+               "drilldown" : "Luca Ferrari",
+               "y" : 6,
+               "name" : "Luca Ferrari"
             },
             {
                "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
             }
-         ],
-         "colorByPoint" : 1
-      }
-   ],
-   "chart" : {
-      "type" : "column"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+         ]
       }
-   }
+   ]
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 5183ad4e09..47b2e872ee 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,43 +1,11 @@
 {
-   "subtitle" : {
-      "text" : "Last updated at 2021-11-08 18:20:29 GMT"
-   },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      },
-      "type" : "category"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
    "series" : [
       {
-         "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "color" : "#FFFFFF",
-            "enabled" : "true",
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "rotation" : -90,
-            "align" : "right",
-            "y" : 10
-         },
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               1994
+               1998
             ],
             [
                "Perl",
@@ -45,19 +13,51 @@
             ],
             [
                "Raku",
-               3997
+               3999
             ]
          ],
-         "name" : "Contributions"
+         "dataLabels" : {
+            "rotation" : -90,
+            "align" : "right",
+            "color" : "#FFFFFF",
+            "y" : 10,
+            "enabled" : "true",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
+            "format" : "{point.y:.0f}"
+         }
       }
    ],
-   "chart" : {
-      "type" : "column"
+   "legend" : {
+      "enabled" : "false"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
    },
    "yAxis" : {
-      "min" : 0,
       "title" : {
          "text" : null
-      }
+      },
+      "min" : 0
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2021-11-08 18:28:29 GMT"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 8a3d740c23..2e2e745c33 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,6 +1,23 @@
 {
-   "legend" : {
-      "enabled" : "false"
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-11-08 18:28:29 GMT"
+   },
+   "tooltip" : {
+      "headerFormat" : "<span style=\"font-size:11px\"></span>",
+      "followPointer" : "true",
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
    },
    "drilldown" : {
       "series" : [
@@ -23,6 +40,7 @@
             ]
          },
          {
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -37,11 +55,9 @@
                   10
                ]
             ],
-            "name" : "002",
-            "id" : "002"
+            "name" : "002"
          },
          {
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -56,9 +72,11 @@
                   9
                ]
             ],
-            "name" : "003"
+            "name" : "003",
+            "id" : "003"
          },
          {
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -73,12 +91,10 @@
                   10
                ]
             ],
-            "name" : "004",
             "id" : "004"
          },
          {
             "id" : "005",
-            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -92,10 +108,10 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "005"
          },
          {
-            "id" : "006",
             "name" : "006",
             "data" : [
                [
@@ -110,9 +126,11 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "id" : "006"
          },
          {
+            "id" : "007",
             "name" : "007",
             "data" : [
                [
@@ -127,10 +145,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "007"
+            ]
          },
          {
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -145,11 +163,10 @@
                   12
                ]
             ],
-            "name" : "008",
-            "id" : "008"
+            "name" : "008"
          },
          {
-            "id" : "009",
+            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -164,9 +181,10 @@
                   13
                ]
             ],
-            "name" : "009"
+            "id" : "009"
          },
          {
+            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -181,10 +199,10 @@
                   11
                ]
             ],
-            "name" : "010",
             "id" : "010"
          },
          {
+            "id" : "011",
             "name" : "011",
             "data" : [
                [
@@ -199,10 +217,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "011"
+            ]
          },
          {
+            "id" : "012",
             "name" : "012",
             "data" : [
                [
@@ -217,12 +235,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "012"
+            ]
          },
          {
             "id" : "013",
-            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -236,7 +252,8 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "013"
          },
          {
             "name" : "014",
@@ -257,6 +274,7 @@
             "id" : "014"
          },
          {
+            "id" : "015",
             "name" : "015",
             "data" : [
                [
@@ -271,8 +289,7 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "015"
+            ]
          },
          {
             "id" : "016",
@@ -293,7 +310,6 @@
             ]
          },
          {
-            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -308,10 +324,12 @@
                   12
                ]
             ],
+            "name" : "017",
             "id" : "017"
          },
          {
             "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -325,8 +343,7 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "018"
+            ]
          },
          {
             "id" : "019",
@@ -347,6 +364,7 @@
             ]
          },
          {
+            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -361,8 +379,7 @@
                   13
                ]
             ],
-            "name" : "020",
-            "id" : "020"
+            "name" : "020"
          },
          {
             "id" : "021",
@@ -384,7 +401,6 @@
          },
          {
             "id" : "022",
-            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -398,11 +414,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022"
          },
          {
-            "id" : "023",
-            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -416,9 +431,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "023",
+            "id" : "023"
          },
          {
+            "id" : "024",
             "name" : "024",
             "data" : [
                [
@@ -433,11 +451,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "024"
+            ]
          },
          {
-            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -452,7 +468,8 @@
                   12
                ]
             ],
-            "name" : "025"
+            "name" : "025",
+            "id" : "025"
          },
          {
             "id" : "026",
@@ -474,6 +491,7 @@
          },
          {
             "id" : "027",
+            "name" : "027",
             "data" : [
                [
                   "Perl",
@@ -487,12 +505,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "027"
+            ]
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          {
-            "id" : "028",
-            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -506,7 +521,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "028",
+            "id" : "028"
          },
          {
             "data" : [
@@ -527,6 +544,7 @@
             "id" : "029"
          },
          {
+            "id" : "030",
             "name" : "030",
             "data" : [
                [
@@ -541,10 +559,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "030"
+            ]
          },
          {
+            "id" : "031",
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -558,12 +577,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "031",
-            "id" : "031"
+            ]
          },
          {
-            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -578,9 +594,12 @@
                   10
                ]
             ],
+            "name" : "032",
             "id" : "032"
          },
          {
+            "id" : "033",
+            "name" : "033",
             "data" : [
                [
                   "Perl",
@@ -594,13 +613,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "033",
-            "id" : "033"
+            ]
          },
          {
             "id" : "034",
-            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -614,10 +630,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "034"
          },
          {
-            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -632,9 +648,11 @@
                   9
                ]
             ],
-            "name" : "035"
+            "name" : "035",
+            "id" : "035"
          },
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+            "id" : "036",
             "name" : "036",
             "data" : [
                [
@@ -649,8 +667,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "036"
+            ]
          },
          {
             "id" : "037",
@@ -689,6 +706,7 @@
             "id" : "038"
          },
          {
+            "id" : "039",
             "name" : "039",
             "data" : [
                [
@@ -703,11 +721,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "039"
+            ]
          },
          {
             "id" : "040",
+            "name" : "040",
             "data" : [
                [
                   "Perl",
@@ -721,8 +739,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "040"
+            ]
          },
          {
             "id" : "041",
@@ -743,7 +760,7 @@
             "name" : "041"
          },
          {
-            "name" : "042",
+            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -758,10 +775,10 @@
                   11
                ]
             ],
-            "id" : "042"
+            "name" : "042"
          },
          {
-            "id" : "043",
+            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -776,10 +793,10 @@
                   11
                ]
             ],
-            "name" : "043"
+            "id" : "043"
          },
          {
-            "name" : "044",
+            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -794,9 +811,10 @@
                   11
                ]
             ],
-            "id" : "044"
+            "name" : "044"
          },
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+            "id" : "045",
             "name" : "045",
             "data" : [
                [
@@ -811,10 +829,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "045"
+            ]
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+            "name" : "046",
             "data" : [
                [
                   "Perl",
@@ -829,10 +847,10 @@
                   10
                ]
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-            "name" : "046",
             "id" : "046"
          },
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+            "id" : "047",
             "data" : [
                [
                   "Perl",
@@ -847,12 +865,9 @@
                   10
                ]
             ],
-            "name" : "047",
-            "id" : "047"
+            "name" : "047"
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-            "id" : "048",
-            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -866,10 +881,11 @@
                   "Blog",
                   12
                ]
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+            ],
+            "name" : "048",
+            "id" : "048"
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-            "name" : "049",
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                [
                   "Perl",
@@ -884,9 +900,11 @@
                   12
                ]
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+            "name" : "049",
             "id" : "049"
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+            "id" : "050",
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             "data" : [
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@@ -901,8 +919,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "050"
+            ]
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@@ -923,7 +940,6 @@
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-            "name" : "052",
             "data" : [
                [
                   "Perl",
@@ -938,11 +954,11 @@
                   14
                ]
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+            "name" : "052",
             "id" : "052"
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-            "name" : "053",
             "data" : [
                [
                   "Perl",
@@ -956,10 +972,11 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "053"
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-            "id" : "054",
+            "name" : "054",
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@@ -974,10 +991,9 @@
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                ]
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-            "name" : "054"
+            "id" : "054"
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             "data" : [
                [
@@ -992,9 +1008,11 @@
                   "Blog",
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                ]
-            ]
+            ],
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+            "id" : "056",
             "name" : "056",
             "data" : [
                [
@@ -1009,11 +1027,11 @@
                   "Blog",
                   16
                ]
-            ],
-            "id" : "056"
+            ]
          },
          {
             "id" : "057",
+            "name" : "057",
             "data" : [
                [
                   "Perl",
@@ -1027,12 +1045,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "057"
+            ]
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-            "id" : "058",
-            "name" : "058",
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                [
                   "Perl",
@@ -1046,9 +1061,12 @@
                   "Blog",
                   13
                ]
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+            ],
+            "name" : "058",
+            "id" : "058"
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+            "id" : "059",
             "data" : [
                [
                   "Perl",
@@ -1063,8 +1081,7 @@
                   16
                ]
             ],
-            "name" : "059",
-            "id" : "059"
+            "name" : "059"
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          {
             "id" : "060",
@@ -1086,7 +1103,6 @@
          },
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             "id" : "061",
-            "name" : "061",
             "data" : [
                [
                   "Perl",
@@ -1100,10 +1116,10 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "061"
          },
          {
-            "id" : "062",
             "data" : [
                [
                   "Perl",
@@ -1118,9 +1134,11 @@
                   11
                ]
             ],
-            "name" : "062"
+            "name" : "062",
+            "id" : "062"
          },
          {
+            "name" : "063",
             "data" : [
                [
                   "Perl",
@@ -1135,11 +1153,10 @@
                   13
                ]
             ],
-            "name" : "063",
             "id" : "063"
          },
          {
-            "name" : "064",
+            "id" : "064",
             "data" : [
                [
                   "Perl",
@@ -1154,9 +1171,11 @@
                   16
                ]
             ],
-            "id" : "064"
+            "name" : "064"
          },
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+            "id" : "065",
+            "name" : "065",
             "data" : [
                [
                   "Perl",
@@ -1170,12 +1189,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "065",
-            "id" : "065"
+            ]
          },
          {
-            "name" : "066",
             "data" : [
                [
                   "Perl",
@@ -1190,10 +1206,10 @@
                   14
                ]
             ],
+            "name" : "066",
             "id" : "066"
          },
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-            "name" : "067",
             "data" : [
                [
                   "Perl",
@@ -1208,6 +1224,7 @@
                   18
                ]
             ],
+            "name" : "067",
             "id" : "067"
          },
          {
@@ -1230,6 +1247,7 @@
          },
          {
             "id" : "069",
+            "name" : "069",
             "data" : [
                [
                   "Perl",
@@ -1243,10 +1261,10 @@
                   "Blog",
                   16
                ]
-            ],
-            "name" : "069"
+            ]
          },
          {
+            "id" : "070",
             "data" : [
                [
                   "Perl",
@@ -1261,10 +1279,10 @@
                   17
                ]
             ],
-            "name" : "070",
-            "id" : "070"
+            "name" : "070"
          },
          {
+            "id" : "071",
             "data" : [
                [
                   "Perl",
@@ -1279,8 +1297,7 @@
                   15
                ]
             ],
-            "name" : "071",
-            "id" : "071"
+            "name" : "071"
          },
          {
             "name" : "072",
@@ -1302,7 +1319,6 @@
          },
          {
             "id" : "073",
-            "name" : "073",
             "data" : [
                [
                   "Perl",
@@ -1316,10 +1332,10 @@
                   "Blog",
                   17
                ]
-            ]
+            ],
+            "name" : "073"
          },
          {
-            "id" : "074",
             "name" : "074",
             "data" : [
                [
@@ -1334,9 +1350,11 @@
                   "Blog",
                   20
                ]
-            ]
+            ],
+            "id" : "074"
          },
          {
+            "id" : "075",
             "data" : [
                [
                   "Perl",
@@ -1351,10 +1369,11 @@
                   20
                ]
             ],
-            "name" : "075",
-            "id" : "075"
+            "name" : "075"
          },
          {
+            "id" : "076",
+            "name" : "076",
             "data" : [
                [
                   "Perl",
@@ -1368,12 +1387,11 @@
                   "Blog",
                   16
                ]
-            ],
-            "name" : "076",
-            "id" : "076"
+            ]
          },
          {
             "id" : "077",
+            "name" : "077",
             "data" : [
                [
                   "Perl",
@@ -1387,11 +1405,9 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "077"
+            ]
          },
          {
-            "name" : "078",
             "data" : [
                [
                   "Perl",
@@ -1406,9 +1422,11 @@
                   18
                ]
             ],
+            "name" : "078",
             "id" : "078"
          },
          {
+            "id" : "079",
             "data" : [
                [