- Added solutions by Flavio Polettix.

12 files changed, 927 insertions, 908 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index bae5c255cc..9301f152b2 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,68 +1,42 @@
 {
-   "title" : {
-      "text" : "Perl Weekly Challenge - 087"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 14] Last updated at 2020-11-20 22:30:13 GMT"
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "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/>"
-   },
    "series" : [
       {
          "colorByPoint" : 1,
          "data" : [
             {
-               "y" : 2,
+               "name" : "Alexander Karelas",
                "drilldown" : "Alexander Karelas",
-               "name" : "Alexander Karelas"
+               "y" : 2
             },
             {
-               "name" : "Andrew Shitov",
+               "y" : 2,
                "drilldown" : "Andrew Shitov",
-               "y" : 2
+               "name" : "Andrew Shitov"
             },
             {
-               "name" : "Dave Jacoby",
+               "y" : 2,
                "drilldown" : "Dave Jacoby",
-               "y" : 2
+               "name" : "Dave Jacoby"
             },
             {
-               "name" : "Duane Powell",
                "y" : 1,
-               "drilldown" : "Duane Powell"
+               "drilldown" : "Duane Powell",
+               "name" : "Duane Powell"
             },
             {
-               "name" : "E. Choroba",
+               "y" : 2,
                "drilldown" : "E. Choroba",
-               "y" : 2
+               "name" : "E. Choroba"
             },
             {
-               "name" : "Feng Chang",
                "y" : 2,
-               "drilldown" : "Feng Chang"
+               "drilldown" : "Feng Chang",
+               "name" : "Feng Chang"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti"
             },
             {
                "name" : "Lubos Kolouch",
@@ -80,14 +54,14 @@
                "name" : "Philip Hood"
             },
             {
-               "y" : 4,
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West"
+               "name" : "Roger Bell_West",
+               "y" : 4
             },
             {
                "name" : "Simon Proctor",
-               "y" : 2,
-               "drilldown" : "Simon Proctor"
+               "drilldown" : "Simon Proctor",
+               "y" : 2
             },
             {
                "name" : "Stuart Little",
@@ -96,112 +70,161 @@
             },
             {
                "name" : "Ulrich Rieke",
-               "y" : 2,
-               "drilldown" : "Ulrich Rieke"
+               "drilldown" : "Ulrich Rieke",
+               "y" : 2
             },
             {
-               "name" : "Walt Mankowski",
                "drilldown" : "Walt Mankowski",
+               "name" : "Walt Mankowski",
                "y" : 3
             }
          ],
          "name" : "Perl Weekly Challenge - 087"
       }
    ],
+   "legend" : {
+      "enabled" : 0
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 087"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "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/>"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
+   "subtitle" : {
+      "text" : "[Champions: 15] Last updated at 2020-11-20 22:40:48 GMT"
+   },
    "drilldown" : {
       "series" : [
          {
+            "id" : "Alexander Karelas",
             "name" : "Alexander Karelas",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Alexander Karelas"
+            ]
          },
          {
-            "name" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Andrew Shitov"
+            "id" : "Andrew Shitov",
+            "name" : "Andrew Shitov"
          },
          {
-            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Dave Jacoby"
+            "name" : "Dave Jacoby",
+            "id" : "Dave Jacoby"
          },
          {
-            "name" : "Duane Powell",
-            "id" : "Duane Powell",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "id" : "Duane Powell",
+            "name" : "Duane Powell"
          },
          {
+            "name" : "E. Choroba",
+            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "E. Choroba",
-            "name" : "E. Choroba"
+            ]
          },
          {
             "name" : "Feng Chang",
+            "id" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
             ],
-            "id" : "Feng Chang"
+            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti"
          },
          {
-            "name" : "Lubos Kolouch",
-            "id" : "Lubos Kolouch",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "id" : "Lubos Kolouch",
+            "name" : "Lubos Kolouch"
          },
          {
-            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   1
                ]
             ],
-            "name" : "Mark Anderson"
+            "name" : "Mark Anderson",
+            "id" : "Mark Anderson"
          },
          {
+            "name" : "Philip Hood",
+            "id" : "Philip Hood",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ],
-            "id" : "Philip Hood",
-            "name" : "Philip Hood"
+            ]
          },
          {
             "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -211,18 +234,17 @@
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Roger Bell_West"
+            ]
          },
          {
-            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Simon Proctor"
+            "id" : "Simon Proctor",
+            "name" : "Simon Proctor"
          },
          {
             "name" : "Stuart Little",
@@ -245,6 +267,8 @@
             ]
          },
          {
+            "name" : "Walt Mankowski",
+            "id" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
@@ -254,13 +278,8 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Walt Mankowski",
-            "name" : "Walt Mankowski"
+            ]
          }
       ]
-   },
-   "legend" : {
-      "enabled" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 97d0625b05..3cabb45108 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "chart" : {
-      "type" : "column"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
-   },
    "series" : [
       {
-         "name" : "Contributions",
-         "dataLabels" : {
-            "align" : "right",
-            "color" : "#FFFFFF",
-            "rotation" : -90,
-            "y" : 10,
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "enabled" : "true",
-            "format" : "{point.y:.0f}"
-         },
          "data" : [
             [
                "Blog",
-               1111
+               1113
             ],
             [
                "Perl",
-               3857
+               3859
             ],
             [
                "Raku",
                2498
             ]
-         ]
+         ],
+         "name" : "Contributions",
+         "dataLabels" : {
+            "format" : "{point.y:.0f}",
+            "y" : 10,
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
+            "enabled" : "true",
+            "color" : "#FFFFFF",
+            "align" : "right",
+            "rotation" : -90
+         }
       }
    ],
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-11-20 22:30:13 GMT"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   "legend" : {
+      "enabled" : "false"
    },
    "xAxis" : {
       "type" : "category",
       "labels" : {
          "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
          }
       }
    },
-   "legend" : {
-      "enabled" : "false"
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-11-20 22:40:48 GMT"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 26e28d95b4..a401d1244b 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,12 +1,24 @@
 {
-   "legend" : {
-      "enabled" : "false"
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-11-20 22:40:48 GMT"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
+   },
+   "tooltip" : {
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : "true",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>"
    },
    "drilldown" : {
       "series" : [
          {
-            "name" : "001",
-            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -20,9 +32,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "001",
+            "name" : "001"
          },
          {
+            "id" : "002",
             "name" : "002",
             "data" : [
                [
@@ -37,11 +52,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "002"
+            ]
          },
          {
             "name" : "003",
+            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -55,11 +70,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "003"
+            ]
          },
          {
-            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -74,11 +87,10 @@
                   10
                ]
             ],
-            "id" : "004"
+            "id" : "004",
+            "name" : "004"
          },
          {
-            "name" : "005",
-            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -92,11 +104,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "005",
+            "name" : "005"
          },
          {
-            "name" : "006",
-            "id" : "006",
             "data" : [
                [
                   "Perl",
@@ -110,10 +122,11 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "id" : "006",
+            "name" : "006"
          },
          {
-            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -128,10 +141,12 @@
                   10
                ]
             ],
+            "id" : "007",
             "name" : "007"
          },
          {
             "name" : "008",
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -145,11 +160,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "008"
+            ]
          },
          {
-            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -164,9 +177,11 @@
                   13
                ]
             ],
-            "name" : "009"
+            "name" : "009",
+            "id" : "009"
          },
          {
+            "id" : "010",
             "name" : "010",
             "data" : [
                [
@@ -181,11 +196,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010"
+            ]
          },
          {
-            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -200,10 +213,12 @@
                   10
                ]
             ],
+            "name" : "011",
             "id" : "011"
          },
          {
             "id" : "012",
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -217,11 +232,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "012"
+            ]
          },
          {
-            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -236,9 +249,11 @@
                   13
                ]
             ],
+            "name" : "013",
             "id" : "013"
          },
          {
+            "name" : "014",
             "id" : "014",
             "data" : [
                [
@@ -253,10 +268,11 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "014"
+            ]
          },
          {
+            "id" : "015",
+            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -270,9 +286,7 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "015",
-            "name" : "015"
+            ]
          },
          {
             "data" : [
@@ -293,8 +307,8 @@
             "name" : "016"
          },
          {
-            "name" : "017",
             "id" : "017",
+            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -311,6 +325,7 @@
             ]
          },
          {
+            "name" : "018",
             "id" : "018",
             "data" : [
                [
@@ -325,10 +340,10 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "018"
+            ]
          },
          {
+            "name" : "019",
             "id" : "019",
             "data" : [
                [
@@ -343,11 +358,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "019"
+            ]
          },
          {
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -362,10 +375,12 @@
                   13
                ]
             ],
-            "id" : "020"
+            "id" : "020",
+            "name" : "020"
          },
          {
             "name" : "021",
+            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -379,10 +394,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "021"
+            ]
          },
          {
+            "name" : "022",
+            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -396,11 +412,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "022",
-            "name" : "022"
+            ]
          },
          {
+            "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -414,12 +430,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "023",
-            "name" : "023"
+            ]
          },
          {
-            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -434,9 +447,11 @@
                   11
                ]
             ],
-            "id" : "024"
+            "id" : "024",
+            "name" : "024"
          },
          {
+            "id" : "025",
             "name" : "025",
             "data" : [
                [
@@ -451,12 +466,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "025"
+            ]
          },
          {
-            "name" : "026",
-            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -470,7 +482,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "026",
+            "name" : "026"
          },
          {
             "data" : [
@@ -487,11 +501,10 @@
                   9
                ]
             ],
-            "id" : "027",
-            "name" : "027"
+            "name" : "027",
+            "id" : "027"
          },
          {
-            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -506,11 +519,12 @@
                   9
                ]
             ],
-            "name" : "028"
+            "name" : "028",
+            "id" : "028"
          },
          {
-            "name" : "029",
             "id" : "029",
+            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -527,6 +541,7 @@
             ]
          },
          {
+            "id" : "030",
             "name" : "030",
             "data" : [
                [
@@ -541,11 +556,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "030"
+            ]
          },
          {
-            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -560,11 +573,12 @@
                   9
                ]
             ],
+            "name" : "031",
             "id" : "031"
          },
          {
-            "name" : "032",
             "id" : "032",
+            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -581,6 +595,7 @@
             ]
          },
          {
+            "id" : "033",
             "name" : "033",
             "data" : [
                [
@@ -595,11 +610,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033"
+            ]
          },
          {
-            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -614,11 +627,10 @@
                   11
                ]
             ],
-            "id" : "034"
+            "id" : "034",
+            "name" : "034"
          },
          {
-            "name" : "035",
-            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -632,9 +644,12 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "035",
+            "name" : "035"
          },
          {
+            "name" : "036",
             "id" : "036",
             "data" : [
                [
@@ -649,8 +664,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "036"
+            ]
          },
          {
             "data" : [
@@ -671,7 +685,6 @@
             "name" : "037"
          },
          {
-            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -686,11 +699,10 @@
                   12
                ]
             ],
-            "name" : "038"
+            "name" : "038",
+            "id" : "038"
          },
          {
-            "name" : "039",
-            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -704,9 +716,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "039",
+            "id" : "039"
          },
          {
+            "name" : "040",
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -720,12 +736,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "040",
-            "name" : "040"
+            ]
          },
          {
-            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -740,10 +753,10 @@
                   9
                ]
             ],
-            "name" : "041"
+            "name" : "041",
+            "id" : "041"
          },
          {
-            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -758,9 +771,12 @@
                   11
                ]
             ],
+            "name" : "042",
             "id" : "042"
          },
          {
+            "name" : "043",
+            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -774,12 +790,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "043",
-            "name" : "043"
+            ]
          },
          {
-            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -794,10 +807,10 @@
                   11
                ]
             ],
+            "name" : "044",
             "id" : "044"
          },
          {
-            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -812,6 +825,7 @@
                   11
                ]
             ],
+            "id" : "045",
             "name" : "045"
          },
          {
@@ -833,7 +847,6 @@
             "name" : "046"
          },
          {
-            "id" : "047",
             "data" : [
                [
                   "Perl",
@@ -848,9 +861,12 @@
                   10
                ]
             ],
+            "id" : "047",
             "name" : "047"
          },
          {
+            "id" : "048",
+            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -864,11 +880,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "048",
-            "name" : "048"
+            ]
          },
          {
+            "name" : "049",
+            "id" : "049",
             "data" : [
                [
                   "Perl",
@@ -882,12 +898,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "049",
-            "name" : "049"
+            ]
          },
          {
-            "name" : "050",
             "data" : [
                [
                   "Perl",
@@ -902,9 +915,12 @@
                   12
                ]
             ],
+            "name" : "050",
             "id" : "050"
          },
          {
+            "id" : "051",
+            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -918,12 +934,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "051",
-            "name" : "051"
+            ]
          },
          {
-            "name" : "052",
             "data" : [
                [
                   "Perl",
@@ -938,9 +951,12 @@
                   14
                ]
             ],
+            "name" : "052",
             "id" : "052"
          },
          {
+            "id" : "053",
+            "name" : "053",
             "data" : [
                [
                   "Perl",
@@ -954,13 +970,11 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "053",
-            "name" : "053"
+            ]
          },
          {
-            "name" : "054",
             "id" : "054",
+            "name" : "054",
             "data" : [
                [
                   "Perl",
@@ -977,6 +991,7 @@
             ]
          },
          {
+            "name" : "055",
             "id" : "055",
             "data" : [
                [
@@ -991,12 +1006,9 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "055"
+            ]
          },
          {
-            "name" : "056",
-            "id" : "056",
             "data" : [
                [
                   "Perl",