- Added solutions by Flavio Poletti.

14 files changed, 1630 insertions, 1607 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index c0987b08a2..4e45a88b48 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,18 +1,123 @@
 {
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 147"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
+   "subtitle" : {
+      "text" : "[Champions: 14] Last updated at 2022-01-13 10:14:11 GMT"
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "name" : "Alexander Karelas",
+               "y" : 1,
+               "drilldown" : "Alexander Karelas"
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "y" : 3,
+               "name" : "Dave Jacoby"
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "y" : 2,
+               "name" : "E. Choroba"
+            },
+            {
+               "drilldown" : "Flavio Poletti",
+               "y" : 6,
+               "name" : "Flavio Poletti"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "James Smith",
+               "name" : "James Smith"
+            },
+            {
+               "name" : "Luca Ferrari",
+               "y" : 7,
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "name" : "Mark Anderson",
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
+            },
+            {
+               "name" : "Mohammad S Anwar",
+               "y" : 2,
+               "drilldown" : "Mohammad S Anwar"
+            },
+            {
+               "name" : "Niels van Dijke",
+               "drilldown" : "Niels van Dijke",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Peter Campbell Smith",
+               "y" : 3,
+               "name" : "Peter Campbell Smith"
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Roger Bell_West",
+               "name" : "Roger Bell_West"
+            },
+            {
+               "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke"
+            },
+            {
+               "name" : "W. Luis Mochan",
+               "drilldown" : "W. Luis Mochan",
+               "y" : 3
+            }
+         ],
+         "name" : "The Weekly Challenge - 147",
+         "colorByPoint" : 1
+      }
+   ],
+   "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/>"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Alexander Karelas",
-            "id" : "Alexander Karelas",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "id" : "Alexander Karelas",
+            "name" : "Alexander Karelas"
          },
          {
-            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -23,17 +128,36 @@
                   1
                ]
             ],
+            "id" : "Dave Jacoby",
             "name" : "Dave Jacoby"
          },
          {
-            "name" : "E. Choroba",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
             "id" : "E. Choroba",
+            "name" : "E. Choroba"
+         },
+         {
             "data" : [
                [
                   "Perl",
                   2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
                ]
-            ]
+            ],
+            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti"
          },
          {
             "data" : [
@@ -50,8 +174,6 @@
             "name" : "James Smith"
          },
          {
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -61,11 +183,13 @@
                   "Blog",
                   5
                ]
-            ]
+            ],
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari"
          },
          {
-            "name" : "Mark Anderson",
             "id" : "Mark Anderson",
+            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
@@ -74,6 +198,8 @@
             ]
          },
          {
+            "id" : "Mohammad S Anwar",
+            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -83,9 +209,7 @@
                   "Raku",
                   1
                ]
-            ],
-            "id" : "Mohammad S Anwar",
-            "name" : "Mohammad S Anwar"
+            ]
          },
          {
             "data" : [
@@ -94,8 +218,8 @@
                   2
                ]
             ],
-            "id" : "Niels van Dijke",
-            "name" : "Niels van Dijke"
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke"
          },
          {
             "data" : [
@@ -108,10 +232,11 @@
                   1
                ]
             ],
-            "id" : "Peter Campbell Smith",
-            "name" : "Peter Campbell Smith"
+            "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith"
          },
          {
+            "name" : "Roger Bell_West",
             "id" : "Roger Bell_West",
             "data" : [
                [
@@ -126,22 +251,19 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Roger Bell_West"
+            ]
          },
          {
-            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "id" : "Simon Proctor",
             "name" : "Simon Proctor"
          },
          {
-            "name" : "Ulrich Rieke",
-            "id" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -151,10 +273,11 @@
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke"
          },
          {
-            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -165,115 +288,15 @@
                   1
                ]
             ],
-            "name" : "W. Luis Mochan"
+            "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan"
          }
       ]
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "subtitle" : {
-      "text" : "[Champions: 13] Last updated at 2022-01-13 10:07:02 GMT"
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
-   },
-   "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/>"
-   },
-   "legend" : {
-      "enabled" : 0
+   "xAxis" : {
+      "type" : "category"
    },
    "chart" : {
       "type" : "column"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 147"
-   },
-   "series" : [
-      {
-         "name" : "The Weekly Challenge - 147",
-         "colorByPoint" : 1,
-         "data" : [
-            {
-               "name" : "Alexander Karelas",
-               "y" : 1,
-               "drilldown" : "Alexander Karelas"
-            },
-            {
-               "y" : 3,
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby"
-            },
-            {
-               "name" : "E. Choroba",
-               "y" : 2,
-               "drilldown" : "E. Choroba"
-            },
-            {
-               "y" : 3,
-               "drilldown" : "James Smith",
-               "name" : "James Smith"
-            },
-            {
-               "drilldown" : "Luca Ferrari",
-               "y" : 7,
-               "name" : "Luca Ferrari"
-            },
-            {
-               "drilldown" : "Mark Anderson",
-               "y" : 2,
-               "name" : "Mark Anderson"
-            },
-            {
-               "drilldown" : "Mohammad S Anwar",
-               "y" : 2,
-               "name" : "Mohammad S Anwar"
-            },
-            {
-               "drilldown" : "Niels van Dijke",
-               "y" : 2,
-               "name" : "Niels van Dijke"
-            },
-            {
-               "name" : "Peter Campbell Smith",
-               "drilldown" : "Peter Campbell Smith",
-               "y" : 3
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "y" : 5,
-               "name" : "Roger Bell_West"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Simon Proctor",
-               "name" : "Simon Proctor"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke"
-            },
-            {
-               "name" : "W. Luis Mochan",
-               "drilldown" : "W. Luis Mochan",
-               "y" : 3
-            }
-         ]
-      }
-   ],
-   "xAxis" : {
-      "type" : "category"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 96b464e2cd..27ff36b6b4 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      },
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
    "chart" : {
       "type" : "column"
    },
    "series" : [
       {
-         "dataLabels" : {
-            "enabled" : "true",
-            "align" : "right",
-            "color" : "#FFFFFF",
-            "format" : "{point.y:.0f}",
-            "rotation" : -90,
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "y" : 10
-         },
          "data" : [
             [
                "Blog",
-               2180
+               2182
             ],
             [
                "Perl",
-               7074
+               7076
             ],
             [
                "Raku",
-               4261
+               4263
             ]
          ],
-         "name" : "Contributions"
+         "name" : "Contributions",
+         "dataLabels" : {
+            "format" : "{point.y:.0f}",
+            "y" : 10,
+            "enabled" : "true",
+            "align" : "right",
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "rotation" : -90,
+            "color" : "#FFFFFF"
+         }
       }
    ],
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
-   },
-   "legend" : {
-      "enabled" : "false"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "subtitle" : {
-      "text" : "Last updated at 2022-01-13 10:07:02 GMT"
+      "text" : "Last updated at 2022-01-13 10:14:11 GMT"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
    },
    "yAxis" : {
-      "min" : 0,
       "title" : {
          "text" : null
-      }
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
+      },
+      "min" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index dab0b86cbb..533886d12a 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,7 +1,31 @@
 {
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2022-01-13 10:14:11 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Language"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
             "id" : "001",
             "data" : [
                [
@@ -16,11 +40,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "001"
+            ]
          },
          {
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -35,11 +57,10 @@
                   10
                ]
             ],
+            "id" : "002",
             "name" : "002"
          },
          {
-            "name" : "003",
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -53,9 +74,12 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "003",
+            "id" : "003"
          },
          {
+            "id" : "004",
             "name" : "004",
             "data" : [
                [
@@ -70,11 +94,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "004"
+            ]
          },
          {
             "id" : "005",
+            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -88,10 +112,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005"
+            ]
          },
          {
+            "name" : "006",
+            "id" : "006",
             "data" : [
                [
                   "Perl",
@@ -105,9 +130,7 @@
                   "Blog",
                   7
                ]
-            ],
-            "id" : "006",
-            "name" : "006"
+            ]
          },
          {
             "name" : "007",
@@ -128,8 +151,8 @@
             ]
          },
          {
-            "name" : "008",
             "id" : "008",
+            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -146,6 +169,7 @@
             ]
          },
          {
+            "name" : "009",
             "id" : "009",
             "data" : [
                [
@@ -160,11 +184,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "009"
+            ]
          },
          {
-            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -179,7 +201,8 @@
                   11
                ]
             ],
-            "id" : "010"
+            "id" : "010",
+            "name" : "010"
          },
          {
             "data" : [
@@ -200,8 +223,8 @@
             "name" : "011"
          },
          {
-            "name" : "012",
             "id" : "012",
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -218,6 +241,8 @@
             ]
          },
          {
+            "id" : "013",
+            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -231,11 +256,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "013",
-            "name" : "013"
+            ]
          },
          {
+            "name" : "014",
+            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -249,12 +274,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "014",
-            "name" : "014"
+            ]
          },
          {
-            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -269,11 +291,10 @@
                   15
                ]
             ],
-            "id" : "015"
+            "id" : "015",
+            "name" : "015"
          },
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-            "name" : "016",
-            "id" : "016",
             "data" : [
                [
                   "Perl",
@@ -287,11 +308,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "016",
+            "name" : "016"
          },
          {
-            "name" : "017",
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+            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -327,6 +350,7 @@
          },
          {
             "name" : "019",
+            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -340,12 +364,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "019"
+            ]
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-            "name" : "020",
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -359,9 +380,12 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "020",
+            "id" : "020"
          },
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+            "name" : "021",
             "id" : "021",
             "data" : [
                [
@@ -376,11 +400,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "021"
+            ]
          },
          {
             "name" : "022",
+            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -394,11 +418,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "022"
+            ]
          },
          {
             "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -412,11 +436,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "023"
+            ]
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             "data" : [
                [
                   "Perl",
@@ -431,7 +453,8 @@
                   11
                ]
             ],
-            "id" : "024"
+            "id" : "024",
+            "name" : "024"
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@@ -453,6 +476,7 @@
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             "id" : "026",
+            "name" : "026",
             "data" : [
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                   "Perl",
@@ -466,10 +490,11 @@
                   "Blog",
                   10
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-            ],
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+            ]
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+            "id" : "027",
+            "name" : "027",
             "data" : [
                [
                   "Perl",
@@ -483,12 +508,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "027",
-            "name" : "027"
+            ]
          },
          {
-            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -503,9 +525,12 @@
                   9
                ]
             ],
+            "id" : "028",
             "name" : "028"
          },
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+            "id" : "029",
+            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -519,12 +544,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "029",
-            "name" : "029"
+            ]
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             "data" : [
                [
                   "Perl",
@@ -539,10 +561,12 @@
                   10
                ]
             ],
-            "name" : "030"
+            "name" : "030",
+            "id" : "030"
          },
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             "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -556,11 +580,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "031"
+            ]
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          {
-            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -575,9 +597,12 @@
                   10
                ]
             ],
-            "name" : "032"
+            "name" : "032",
+            "id" : "032"
          },
          {
+            "id" : "033",
+            "name" : "033",
             "data" : [
                [
                   "Perl",
@@ -591,9 +616,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033",
-            "name" : "033"
+            ]
          },
          {
             "data" : [
@@ -610,10 +633,11 @@
                   11
                ]
             ],
-            "id" : "034",
-            "name" : "034"
+            "name" : "034",
+            "id" : "034"
          },
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+            "id" : "035",
             "name" : "035",
             "data" : [
                [
@@ -628,8 +652,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "035"
+            ]
          },
          {
             "data" : [
@@ -650,6 +673,8 @@
             "name" : "036"
          },
          {
+            "name" : "037",
+            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -663,9 +688,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "037",
-            "name" : "037"
+            ]
          },
          {
             "name" : "038",
@@ -687,6 +710,7 @@
          },
          {
             "id" : "039",
+            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -700,11 +724,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "039"
+            ]
          },
          {
-            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -719,6 +741,7 @@
                   10
                ]
             ],
+            "id" : "040",
             "name" : "040"
          },
          {
@@ -740,6 +763,8 @@
             "name" : "041"
          },
          {
+            "name" : "042",
+            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -753,12 +778,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "042",
-            "name" : "042"
+            ]
          },
          {
             "name" : "043",
+            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -772,11 +796,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "043"
+            ]
          },
          {
             "id" : "044",
+            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -790,11 +814,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "044"
+            ]
          },
          {
-            "name" : "045",
             "data" : [
                [
                   "Perl",
@@ -809,9 +831,11 @@
                   11
                ]
             ],
-            "id" : "045"
+            "id" : "045",
+            "name" : "045"
          },
          {
+            "id" : "046",
             "name" : "046",
             "data" : [
                [
@@ -826,11 +850,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "046"
+            ]
          },
          {
             "id" : "047",
+            "name" : "047",
             "data" : [
                [
                   "Perl",
@@ -844,8 +868,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "047"
+            ]
          },
          {
             "data" : [
@@ -866,6 +889,7 @@
             "name" : "048"
          },
          {
+            "name" : "049",
             "id" : "049",
             "data" : [
                [
@@ -880,12 +904,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "049"
+            ]
          },
          {
-            "name" : "050",
-            "id" : "050",
             "data" : [
                [
                   "Perl",
@@ -899,9 +920,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "050",
+            "id" : "050"
          },
          {
+            "name" : "051",
             "id" : "051",
             "data" : [
                [
@@ -916,11 +940,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "051"
+            ]
          },
          {
-            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -935,9 +957,12 @@
                   14
                ]
             ],
-            "name" : "052"