- Added solutions by Flavio Poletti.

14 files changed, 1547 insertions, 1524 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 2f05548112..61adbf3750 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,72 +1,58 @@
 {
+   "subtitle" : {
+      "text" : "[Champions: 9] Last updated at 2021-10-26 22:18:35 GMT"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
    "plotOptions" : {
       "series" : {
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
+            "format" : "{point.y}",
+            "enabled" : 1
          },
          "borderWidth" : 0
       }
    },
-   "series" : [
-      {
-         "name" : "The Weekly Challenge - 136",
-         "colorByPoint" : 1,
-         "data" : [
-            {
-               "drilldown" : "Abigail",
-               "name" : "Abigail",
-               "y" : 2
-            },
-            {
-               "y" : 4,
-               "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari"
-            },
-            {
-               "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "name" : "Paulo Custodio",
-               "y" : 2,
-               "drilldown" : "Paulo Custodio"
-            },
-            {
-               "y" : 4,
-               "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West"
-            },
-            {
-               "drilldown" : "Simon Proctor",
-               "y" : 2,
-               "name" : "Simon Proctor"
-            },
-            {
-               "y" : 4,
-               "name" : "Ulrich Rieke",
-               "drilldown" : "Ulrich Rieke"
-            },
-            {
-               "name" : "W. Luis Mochan",
-               "y" : 3,
-               "drilldown" : "W. Luis Mochan"
-            }
-         ]
+   "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/>"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
-   ],
+   },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Abigail",
+            "id" : "Abigail",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Abigail"
+            "name" : "Abigail"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti"
          },
          {
             "data" : [
@@ -83,27 +69,27 @@
             "name" : "Luca Ferrari"
          },
          {
-            "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson"
+            "name" : "Mark Anderson"
          },
          {
+            "name" : "Paulo Custodio",
+            "id" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Paulo Custodio",
-            "name" : "Paulo Custodio"
+            ]
          },
          {
-            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -114,7 +100,7 @@
                   2
                ]
             ],
-            "name" : "Roger Bell_West"
+            "id" : "Roger Bell_West"
          },
          {
             "name" : "Simon Proctor",
@@ -127,7 +113,7 @@
             "id" : "Simon Proctor"
          },
          {
-            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -138,7 +124,7 @@
                   2
                ]
             ],
-            "id" : "Ulrich Rieke"
+            "name" : "Ulrich Rieke"
          },
          {
             "id" : "W. Luis Mochan",
@@ -156,15 +142,8 @@
          }
       ]
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "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/>"
+   "title" : {
+      "text" : "The Weekly Challenge - 136"
    },
    "chart" : {
       "type" : "column"
@@ -172,13 +151,57 @@
    "legend" : {
       "enabled" : 0
    },
-   "title" : {
-      "text" : "The Weekly Challenge - 136"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 8] Last updated at 2021-10-26 19:19:02 GMT"
-   },
-   "xAxis" : {
-      "type" : "category"
-   }
+   "series" : [
+      {
+         "data" : [
+            {
+               "name" : "Abigail",
+               "y" : 2,
+               "drilldown" : "Abigail"
+            },
+            {
+               "name" : "Flavio Poletti",
+               "drilldown" : "Flavio Poletti",
+               "y" : 6
+            },
+            {
+               "name" : "Luca Ferrari",
+               "drilldown" : "Luca Ferrari",
+               "y" : 4
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "y" : 2,
+               "name" : "Mark Anderson"
+            },
+            {
+               "drilldown" : "Paulo Custodio",
+               "y" : 2,
+               "name" : "Paulo Custodio"
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 4
+            },
+            {
+               "name" : "Simon Proctor",
+               "y" : 2,
+               "drilldown" : "Simon Proctor"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 136",
+         "colorByPoint" : 1
+      }
+   ]
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index a3e92ed881..0e5e904cf8 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      }
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2021-10-26 19:19:02 GMT"
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "series" : [
       {
          "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               1962
+               1964
             ],
             [
                "Perl",
-               6484
+               6486
             ],
             [
                "Raku",
-               3951
+               3953
             ]
          ],
          "dataLabels" : {
-            "align" : "right",
+            "enabled" : "true",
             "style" : {
                "fontFamily" : "Verdana, sans-serif",
                "fontSize" : "13px"
             },
+            "align" : "right",
             "rotation" : -90,
-            "enabled" : "true",
-            "format" : "{point.y:.0f}",
+            "y" : 10,
             "color" : "#FFFFFF",
-            "y" : 10
+            "format" : "{point.y:.0f}"
          }
       }
    ],
    "yAxis" : {
+      "min" : 0,
       "title" : {
          "text" : null
-      },
-      "min" : 0
+      }
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "chart" : {
+      "type" : "column"
    },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2021-10-26 22:18:35 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 75870b45b1..7b959d17ff 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,18 +1,22 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
    "series" : [
       {
-         "colorByPoint" : "true",
-         "name" : "The Weekly Challenge Languages",
          "data" : [
             {
+               "name" : "#001",
                "drilldown" : "001",
-               "y" : 161,
-               "name" : "#001"
+               "y" : 161
             },
             {
+               "y" : 125,
                "drilldown" : "002",
-               "name" : "#002",
-               "y" : 125
+               "name" : "#002"
             },
             {
                "name" : "#003",
@@ -20,38 +24,38 @@
                "drilldown" : "003"
             },
             {
+               "name" : "#004",
                "drilldown" : "004",
-               "y" : 99,
-               "name" : "#004"
+               "y" : 99
             },
             {
+               "drilldown" : "005",
                "y" : 78,
-               "name" : "#005",
-               "drilldown" : "005"
+               "name" : "#005"
             },
             {
-               "name" : "#006",
                "y" : 58,
-               "drilldown" : "006"
+               "drilldown" : "006",
+               "name" : "#006"
             },
             {
                "name" : "#007",
-               "y" : 64,
-               "drilldown" : "007"
+               "drilldown" : "007",
+               "y" : 64
             },
             {
                "drilldown" : "008",
-               "name" : "#008",
-               "y" : 78
+               "y" : 78,
+               "name" : "#008"
             },
             {
-               "drilldown" : "009",
                "name" : "#009",
-               "y" : 76
+               "y" : 76,
+               "drilldown" : "009"
             },
             {
-               "drilldown" : "010",
                "name" : "#010",
+               "drilldown" : "010",
                "y" : 65
             },
             {
@@ -60,29 +64,29 @@
                "drilldown" : "011"
             },
             {
-               "y" : 89,
                "name" : "#012",
-               "drilldown" : "012"
+               "drilldown" : "012",
+               "y" : 89
             },
             {
+               "y" : 85,
                "drilldown" : "013",
-               "name" : "#013",
-               "y" : 85
+               "name" : "#013"
             },
             {
+               "drilldown" : "014",
                "y" : 101,
-               "name" : "#014",
-               "drilldown" : "014"
+               "name" : "#014"
             },
             {
-               "drilldown" : "015",
+               "name" : "#015",
                "y" : 99,
-               "name" : "#015"
+               "drilldown" : "015"
             },
             {
-               "y" : 71,
                "name" : "#016",
-               "drilldown" : "016"
+               "drilldown" : "016",
+               "y" : 71
             },
             {
                "name" : "#017",
@@ -91,13 +95,13 @@
             },
             {
                "y" : 81,
-               "name" : "#018",
-               "drilldown" : "018"
+               "drilldown" : "018",
+               "name" : "#018"
             },
             {
+               "y" : 103,
                "drilldown" : "019",
-               "name" : "#019",
-               "y" : 103
+               "name" : "#019"
             },
             {
                "name" : "#020",
@@ -105,79 +109,79 @@
                "drilldown" : "020"
             },
             {
-               "drilldown" : "021",
+               "name" : "#021",
                "y" : 72,
-               "name" : "#021"
+               "drilldown" : "021"
             },
             {
+               "y" : 68,
                "drilldown" : "022",
-               "name" : "#022",
-               "y" : 68
+               "name" : "#022"
             },
             {
-               "name" : "#023",
                "y" : 97,
-               "drilldown" : "023"
+               "drilldown" : "023",
+               "name" : "#023"
             },
             {
-               "y" : 75,
                "name" : "#024",
+               "y" : 75,
                "drilldown" : "024"
             },
             {
-               "drilldown" : "025",
                "y" : 59,
+               "drilldown" : "025",
                "name" : "#025"
             },
             {
-               "y" : 74,
                "name" : "#026",
-               "drilldown" : "026"
+               "drilldown" : "026",
+               "y" : 74
             },
             {
-               "drilldown" : "027",
+               "name" : "#027",
                "y" : 60,
-               "name" : "#027"
+               "drilldown" : "027"
             },
             {
-               "drilldown" : "028",
                "name" : "#028",
+               "drilldown" : "028",
                "y" : 80
             },
             {
-               "name" : "#029",
+               "drilldown" : "029",
                "y" : 79,
-               "drilldown" : "029"
+               "name" : "#029"
             },
             {
+               "name" : "#030",
                "drilldown" : "030",
-               "y" : 117,
-               "name" : "#030"
+               "y" : 117
             },
             {
+               "y" : 89,
                "drilldown" : "031",
-               "name" : "#031",
-               "y" : 89
+               "name" : "#031"
             },
             {
+               "drilldown" : "032",
                "y" : 94,
-               "name" : "#032",
-               "drilldown" : "032"
+               "name" : "#032"
             },
             {
                "y" : 110,
-               "name" : "#033",
-               "drilldown" : "033"
+               "drilldown" : "033",
+               "name" : "#033"
             },
             {
-               "name" : "#034",
+               "drilldown" : "034",
                "y" : 64,
-               "drilldown" : "034"
+               "name" : "#034"
             },
             {
-               "name" : "#035",
+               "drilldown" : "035",
                "y" : 64,
-               "drilldown" : "035"
+               "name" : "#035"
             },
             {
                "drilldown" : "036",
@@ -185,39 +189,39 @@
                "name" : "#036"
             },
             {
-               "y" : 67,
                "name" : "#037",
+               "y" : 67,
                "drilldown" : "037"
             },
             {
-               "drilldown" : "038",
                "name" : "#038",
-               "y" : 68
+               "y" : 68,
+               "drilldown" : "038"
             },
             {
-               "name" : "#039",
+               "drilldown" : "039",
                "y" : 62,
-               "drilldown" : "039"
+               "name" : "#039"
             },
             {
+               "y" : 73,
                "drilldown" : "040",
-               "name" : "#040",
-               "y" : 73
+               "name" : "#040"
             },
             {
+               "y" : 76,
                "drilldown" : "041",
-               "name" : "#041",
-               "y" : 76
+               "name" : "#041"
             },
             {
-               "name" : "#042",
                "y" : 92,
-               "drilldown" : "042"
+               "drilldown" : "042",
+               "name" : "#042"
             },
             {
                "name" : "#043",
-               "y" : 68,
-               "drilldown" : "043"
+               "drilldown" : "043",
+               "y" : 68
             },
             {
                "drilldown" : "044",
@@ -225,24 +229,24 @@
                "name" : "#044"
             },
             {
-               "name" : "#045",
+               "drilldown" : "045",
                "y" : 96,
-               "drilldown" : "045"
+               "name" : "#045"
             },
             {
-               "drilldown" : "046",
+               "name" : "#046",
                "y" : 87,
-               "name" : "#046"
+               "drilldown" : "046"
             },
             {
-               "y" : 84,
                "name" : "#047",
-               "drilldown" : "047"
+               "drilldown" : "047",
+               "y" : 84
             },
             {
+               "drilldown" : "048",
                "y" : 108,
-               "name" : "#048",
-               "drilldown" : "048"
+               "name" : "#048"
             },
             {
                "name" : "#049",
@@ -250,19 +254,19 @@
                "drilldown" : "049"
             },
             {
-               "y" : 98,
                "name" : "#050",
+               "y" : 98,
                "drilldown" : "050"
             },
             {
-               "drilldown" : "051",
                "name" : "#051",
-               "y" : 89
+               "y" : 89,
+               "drilldown" : "051"
             },
             {
-               "name" : "#052",
                "y" : 91,
-               "drilldown" : "052"
+               "drilldown" : "052",
+               "name" : "#052"
             },
             {
                "drilldown" : "053",
@@ -270,39 +274,39 @@
                "name" : "#053"
             },
             {
-               "drilldown" : "054",
                "name" : "#054",
+               "drilldown" : "054",
                "y" : 103
             },
             {
                "drilldown" : "055",
-               "name" : "#055",
-               "y" : 88
+               "y" : 88,
+               "name" : "#055"
             },
             {
+               "name" : "#056",
                "drilldown" : "056",
-               "y" : 95,
-               "name" : "#056"
+               "y" : 95
             },
             {
+               "name" : "#057",
                "drilldown" : "057",
-               "y" : 80,
-               "name" : "#057"
+               "y" : 80
             },
             {
-               "drilldown" : "058",
+               "name" : "#058",
                "y" : 69,
-               "name" : "#058"
+               "drilldown" : "058"
             },
             {
                "y" : 89,
-               "name" : "#059",
-               "drilldown" : "059"
+               "drilldown" : "059",
+               "name" : "#059"
             },
             {
-               "drilldown" : "060",
                "name" : "#060",
-               "y" : 85
+               "y" : 85,
+               "drilldown" : "060"
             },
             {
                "name" : "#061",
@@ -311,103 +315,103 @@
             },
             {
                "y" : 58,
-               "name" : "#062",
-               "drilldown" : "062"
+               "drilldown" : "062",
+               "name" : "#062"
             },
             {
-               "drilldown" : "063",
                "name" : "#063",
+               "drilldown" : "063",
                "y" : 89
             },
             {
-               "y" : 80,
                "name" : "#064",
+               "y" : 80,
                "drilldown" : "064"
             },
             {
-               "y" : 73,
                "name" : "#065",
-               "drilldown" : "065"
+               "drilldown" : "065",
+               "y" : 73
             },
             {
-               "drilldown" : "066",
                "name" : "#066",
-               "y" : 84
+               "y" : 84,
+               "drilldown" : "066"
             },
             {
-               "drilldown" : "067",
                "name" : "#067",
-               "y" : 90
+               "y" : 90,
+               "drilldown" : "067"
             },
             {
                "y" : 75,
-               "name" : "#068",
-               "drilldown" : "068"
+               "drilldown" : "068",
+               "name" : "#068"
             },
             {
-               "y" : 83,
                "name" : "#069",
-               "drilldown" : "069"
+               "drilldown" : "069",
+               "y" : 83
             },
             {
+               "y" : 93,
                "drilldown" : "070",
-               "name" : "#070",
-               "y" : 93
+               "name" : "#070"
             },
             {
-               "name" : "#071",
+               "drilldown" : "071",
                "y" : 78,
-               "drilldown" : "071"
+               "name" : "#071"
             },
             {
-               "name" : "#072",
+               "drilldown" : "072",
                "y" : 112,
-               "drilldown" : "072"
+               "name" : "#072"
             },
             {
+               "y" : 110,
                "drilldown" : "073",
-               "name" : "#073",
-               "y" : 110
+               "name" : "#073"
             },
             {
                "name" : "#074",
-               "y" : 115,
-               "drilldown" : "074"
+               "drilldown" : "074",
+               "y" : 115
             },
             {
-               "drilldown" : "075",
                "name" : "#075",
-               "y" : 115
+               "y" : 115,
+               "drilldown" : "075"
             },
             {
                "y" : 99,
-               "name" : "#076",
-               "drilldown" : "076"
+               "drilldown" : "076",
+               "name" : "#076"
             },
             {
-               "drilldown" : "077",
                "name" : "#077",
-               "y" : 98
+               "y" : 98,
+               "drilldown" : "077"
             },
             {
+               "drilldown" : "078",
                "y" : 127,
-               "name" : "#078",
-               "drilldown" : "078"
+               "name" : "#078"
             },
             {
+               "name" : "#079",
                "drilldown" : "079",
-               "y" : 122,
-               "name" : "#079"
+               "y" : 122
             },
             {
-               "y" : 127,
                "name" : "#080",
-               "drilldown" : "080"
+               "drilldown" : "080",
+               "y" : 127
             },
             {
+               "y" : 114,
                "drilldown" : "081",
-               "name" : "#081",
-               "y" : 114
+               "name" : "#081"
             },
             {
                "drilldown" : "082",
@@ -415,239 +419,239 @@
                "name" : "#082"
             },
             {
+               "y" : 127,
                "drilldown" : "083",
-               "name" : "#083",
-               "y" : 127
+               "name" : "#083"
             },
             {
-               "drilldown" : "084",
                "name" : "#084",
-               "y" : 119
+               "y" : 119,
+               "drilldown" : "084"
             },
             {
-               "drilldown" : "085",
+               "name" : "#085",
                "y" : 114,
-               "name" : "#085"
+               "drilldown" : "085"
             },
             {
-               "name" : "#086",
                "y" : 104,
-               "drilldown" : "086"
+               "drilldown" : "086",
+               "name" : "#086"
             },
             {
-               "drilldown" : "087",
                "name" : "#087",
+               "drilldown" : "087",
                "y" : 101
             },
             {
-               "y" : 121,
                "name" : "#088",
+               "y" : 121,
                "drilldown" : "088"
             },
             {
-               "drilldown" : "089",
                "y" : 113,
+               "drilldown" : "089",
                "name" : "#089"
             },
             {
                "y" : 113,
-               "name" : "#090",
-               "drilldown" : "090"
+               "drilldown" : "090",
+               "name" : "#090"
             },
             {
-               "y" : 108,
                "name" : "#091",
-               "drilldown" : "091"
+               "drilldown" : "091",
+               "y" : 108
             },
             {
+               "y" : 98,
                "drilldown" : "092",
-               "name" : "#092",
-               "y" : 98
+               "name" : "#092"
             },
             {
-               "name" : "#093",
                "y" : 87,
-               "drilldown" : "093"
+               "drilldown" : "093",
+               "name" : "#093"
             },
             {
                "y" : 87,
-               "name" : "#094",
-               "drilldown" : "094"
+               "drilldown" : "094",
+               "name" : "#094"
             },
             {
                "name" : "#095",
-               "y" : 108,
-               "drilldown" : "095"
+               "drilldown" : "095",
+               "y" : 108
             },
             {
-               "y" : 108,
                "name" : "#096",
-               "drilldown" : "096"
+               "drilldown" : "096",
+               "y" : 108
             },
             {
                "y" : 111,
-               "name" : "#097",
-               "drilldown" : "097"
+               "drilldown" : "097",
+               "name" : "#097"
             },
             {
-               "name" : "#098",
+               "drilldown" : "098",
                "y" : 108,
-               "drilldown" : "098"
+               "name" : "#098"
             },
             {
-               "name" : "#099",
                "y" : 97,
-               "drilldown" : "099"
+               "drilldown" : "099",
+               "name" : "#099"
             },
             {
-               "y" : 120,
                "name" : "#100",
+               "y" : 120,
                "drilldown" : "100"
             },
             {
+               "name" : "#101",
                "drilldown" : "101",
-               "y" : 83,
-               "name" : "#101"
+               "y" : 83
             },
             {
-               "name" : "#102",
                "y" : 90,
-               "drilldown" : "102"
+               "drilldown" : "102",
+               "name" : "#102"
             },
             {
-               "drilldown" : "103",
                "name" : "#103",
-               "y" : 79
+               "y" : 79,
+               "drilldown" : "103"
             },
             {
-               "drilldown" : "104",
                "name" : "#104",
-               "y" : 85
+               "y" : 85,
+               "drilldown" : "104"
             },
             {
                "name" : "#105",
-               "y" : 75,
-               "drilldown" : "105"
+               "drilldown" : "105",
+               "y" : 75
             },
             {
                "name" : "#106",
-               "y" : 97,
-               "drilldown" : "106"
+               "drilldown" : "106",
+               "y" : 97
             },
             {