- Added solutions by Flavio Poletti.

14 files changed, 2122 insertions, 2099 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index eb292acdaf..0ca50055e2 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,8 +1,6 @@
 {
-   "tooltip" : {
-      "followPointer" : 1,
-      "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/>"
+   "xAxis" : {
+      "type" : "category"
    },
    "yAxis" : {
       "title" : {
@@ -12,8 +10,10 @@
    "legend" : {
       "enabled" : 0
    },
-   "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" : {
@@ -24,24 +24,34 @@
          "borderWidth" : 0
       }
    },
+   "subtitle" : {
+      "text" : "[Champions: 19] Last updated at 2022-07-13 21:17:15 GMT"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 173"
+   },
    "series" : [
       {
-         "colorByPoint" : 1,
          "data" : [
             {
+               "drilldown" : "Cheok-Yin Fung",
                "y" : 1,
-               "name" : "Cheok-Yin Fung",
-               "drilldown" : "Cheok-Yin Fung"
+               "name" : "Cheok-Yin Fung"
             },
             {
-               "name" : "Dario Mazzeo",
+               "y" : 2,
                "drilldown" : "Dario Mazzeo",
-               "y" : 2
+               "name" : "Dario Mazzeo"
             },
             {
-               "y" : 2,
                "drilldown" : "E. Choroba",
-               "name" : "E. Choroba"
+               "name" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Flavio Poletti",
+               "y" : 6,
+               "name" : "Flavio Poletti"
             },
             {
                "drilldown" : "Jaldhar H. Vyas",
@@ -49,23 +59,23 @@
                "y" : 5
             },
             {
-               "drilldown" : "James Smith",
                "name" : "James Smith",
+               "drilldown" : "James Smith",
                "y" : 3
             },
             {
-               "y" : 5,
                "drilldown" : "Laurent Rosenfeld",
+               "y" : 5,
                "name" : "Laurent Rosenfeld"
             },
             {
-               "y" : 8,
+               "drilldown" : "Luca Ferrari",
                "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari"
+               "y" : 8
             },
             {
-               "drilldown" : "Mark Anderson",
                "name" : "Mark Anderson",
+               "drilldown" : "Mark Anderson",
                "y" : 2
             },
             {
@@ -79,14 +89,14 @@
                "name" : "Niels van Dijke"
             },
             {
+               "drilldown" : "Peter Campbell Smith",
                "y" : 3,
-               "name" : "Peter Campbell Smith",
-               "drilldown" : "Peter Campbell Smith"
+               "name" : "Peter Campbell Smith"
             },
             {
-               "name" : "Philippe Bricout",
+               "y" : 1,
                "drilldown" : "Philippe Bricout",
-               "y" : 1
+               "name" : "Philippe Bricout"
             },
             {
                "y" : 3,
@@ -94,9 +104,9 @@
                "name" : "Robert DiCicco"
             },
             {
+               "y" : 2,
                "drilldown" : "Robert Ransbottom",
-               "name" : "Robert Ransbottom",
-               "y" : 2
+               "name" : "Robert Ransbottom"
             },
             {
                "y" : 2,
@@ -119,12 +129,10 @@
                "y" : 3
             }
          ],
-         "name" : "The Weekly Challenge - 173"
+         "name" : "The Weekly Challenge - 173",
+         "colorByPoint" : 1
       }
    ],
-   "subtitle" : {
-      "text" : "[Champions: 18] Last updated at 2022-07-13 16:30:26 GMT"
-   },
    "chart" : {
       "type" : "column"
    },
@@ -132,13 +140,13 @@
       "series" : [
          {
             "id" : "Cheok-Yin Fung",
+            "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "name" : "Cheok-Yin Fung"
+            ]
          },
          {
             "data" : [
@@ -147,21 +155,40 @@
                   2
                ]
             ],
-            "name" : "Dario Mazzeo",
-            "id" : "Dario Mazzeo"
+            "id" : "Dario Mazzeo",
+            "name" : "Dario Mazzeo"
          },
          {
-            "id" : "E. Choroba",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
             "name" : "E. Choroba",
+            "id" : "E. Choroba"
+         },
+         {
+            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
                   2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
                ]
             ]
          },
          {
             "name" : "Jaldhar H. Vyas",
+            "id" : "Jaldhar H. Vyas",
             "data" : [
                [
                   "Perl",
@@ -175,12 +202,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Jaldhar H. Vyas"
+            ]
          },
          {
-            "id" : "James Smith",
-            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -190,11 +214,11 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "James Smith",
+            "name" : "James Smith"
          },
          {
-            "id" : "Laurent Rosenfeld",
-            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -208,9 +232,12 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld"
          },
          {
+            "name" : "Luca Ferrari",
             "id" : "Luca Ferrari",
             "data" : [
                [
@@ -221,18 +248,17 @@
                   "Blog",
                   6
                ]
-            ],
-            "name" : "Luca Ferrari"
+            ]
          },
          {
+            "id" : "Mark Anderson",
             "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson"
+            ]
          },
          {
             "data" : [
@@ -241,8 +267,8 @@
                   2
                ]
             ],
-            "name" : "Matthew Neleigh",
-            "id" : "Matthew Neleigh"
+            "id" : "Matthew Neleigh",
+            "name" : "Matthew Neleigh"
          },
          {
             "data" : [
@@ -255,8 +281,6 @@
             "id" : "Niels van Dijke"
          },
          {
-            "id" : "Peter Campbell Smith",
-            "name" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -266,7 +290,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith"
          },
          {
             "id" : "Philippe Bricout",
@@ -279,8 +305,6 @@
             ]
          },
          {
-            "id" : "Robert DiCicco",
-            "name" : "Robert DiCicco",
             "data" : [
                [
                   "Perl",
@@ -290,30 +314,31 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Robert DiCicco",
+            "id" : "Robert DiCicco"
          },
          {
+            "name" : "Robert Ransbottom",
+            "id" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Robert Ransbottom",
-            "id" : "Robert Ransbottom"
+            ]
          },
          {
+            "id" : "Simon Proctor",
             "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Simon Proctor"
+            ]
          },
          {
-            "name" : "Stephen G Lynn",
             "data" : [
                [
                   "Perl",
@@ -328,10 +353,10 @@
                   1
                ]
             ],
-            "id" : "Stephen G Lynn"
+            "id" : "Stephen G Lynn",
+            "name" : "Stephen G Lynn"
          },
          {
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -342,10 +367,12 @@
                   2
                ]
             ],
+            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke"
          },
          {
             "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -355,12 +382,8 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "W. Luis Mochan"
+            ]
          }
       ]
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 173"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 3310b9fe2b..90670ad507 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
+   "legend" : {
+      "enabled" : "false"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      }
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
    "series" : [
       {
-         "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "align" : "right",
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "rotation" : -90,
-            "enabled" : "true",
-            "color" : "#FFFFFF",
-            "y" : 10
-         },
          "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               2699
+               2701
             ],
             [
                "Perl",
-               8422
+               8424
             ],
             [
                "Raku",
-               5009
+               5011
             ]
-         ]
+         ],
+         "dataLabels" : {
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "align" : "right",
+            "color" : "#FFFFFF",
+            "format" : "{point.y:.0f}",
+            "y" : 10,
+            "rotation" : -90,
+            "enabled" : "true"
+         }
       }
    ],
-   "chart" : {
-      "type" : "column"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2022-07-13 16:30:26 GMT"
-   },
    "title" : {
       "text" : "The Weekly Challenge Contributions [2019 - 2022]"
    },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
+   "chart" : {
+      "type" : "column"
    },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      },
-      "type" : "category"
+   "subtitle" : {
+      "text" : "Last updated at 2022-07-13 21:17:15 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 1c32a04af9..0577a547f0 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,888 +1,9 @@
 {
-   "series" : [
-      {
-         "name" : "The Weekly Challenge Languages",
-         "data" : [
-            {
-               "drilldown" : "001",
-               "name" : "#001",
-               "y" : 161
-            },
-            {
-               "drilldown" : "002",
-               "name" : "#002",
-               "y" : 125
-            },
-            {
-               "drilldown" : "003",
-               "name" : "#003",
-               "y" : 83
-            },
-            {
-               "y" : 99,
-               "drilldown" : "004",
-               "name" : "#004"
-            },
-            {
-               "drilldown" : "005",
-               "name" : "#005",
-               "y" : 78
-            },
-            {
-               "y" : 58,
-               "name" : "#006",
-               "drilldown" : "006"
-            },
-            {
-               "y" : 65,
-               "drilldown" : "007",
-               "name" : "#007"
-            },
-            {
-               "drilldown" : "008",
-               "name" : "#008",
-               "y" : 78
-            },
-            {
-               "name" : "#009",
-               "drilldown" : "009",
-               "y" : 76
-            },
-            {
-               "drilldown" : "010",
-               "name" : "#010",
-               "y" : 65
-            },
-            {
-               "y" : 85,
-               "name" : "#011",
-               "drilldown" : "011"
-            },
-            {
-               "drilldown" : "012",
-               "name" : "#012",
-               "y" : 89
-            },
-            {
-               "y" : 85,
-               "name" : "#013",
-               "drilldown" : "013"
-            },
-            {
-               "y" : 101,
-               "drilldown" : "014",
-               "name" : "#014"
-            },
-            {
-               "y" : 99,
-               "name" : "#015",
-               "drilldown" : "015"
-            },
-            {
-               "y" : 71,
-               "name" : "#016",
-               "drilldown" : "016"
-            },
-            {
-               "y" : 84,
-               "drilldown" : "017",
-               "name" : "#017"
-            },
-            {
-               "y" : 81,
-               "drilldown" : "018",
-               "name" : "#018"
-            },
-            {
-               "y" : 103,
-               "drilldown" : "019",
-               "name" : "#019"
-            },
-            {
-               "name" : "#020",
-               "drilldown" : "020",
-               "y" : 101
-            },
-            {
-               "y" : 72,
-               "drilldown" : "021",
-               "name" : "#021"
-            },
-            {
-               "y" : 68,
-               "drilldown" : "022",
-               "name" : "#022"
-            },
-            {
-               "y" : 97,
-               "name" : "#023",
-               "drilldown" : "023"
-            },
-            {
-               "y" : 75,
-               "name" : "#024",
-               "drilldown" : "024"
-            },
-            {
-               "y" : 59,
-               "drilldown" : "025",
-               "name" : "#025"
-            },
-            {
-               "y" : 74,
-               "drilldown" : "026",
-               "name" : "#026"
-            },
-            {
-               "y" : 62,
-               "name" : "#027",
-               "drilldown" : "027"
-            },
-            {
-               "y" : 82,
-               "drilldown" : "028",
-               "name" : "#028"
-            },
-            {
-               "y" : 81,
-               "drilldown" : "029",
-               "name" : "#029"
-            },
-            {
-               "y" : 119,
-               "name" : "#030",
-               "drilldown" : "030"
-            },
-            {
-               "y" : 91,
-               "name" : "#031",
-               "drilldown" : "031"
-            },
-            {
-               "y" : 96,
-               "name" : "#032",
-               "drilldown" : "032"
-            },
-            {
-               "y" : 112,
-               "name" : "#033",
-               "drilldown" : "033"
-            },
-            {
-               "drilldown" : "034",
-               "name" : "#034",
-               "y" : 66
-            },
-            {
-               "drilldown" : "035",
-               "name" : "#035",
-               "y" : 66
-            },
-            {
-               "drilldown" : "036",
-               "name" : "#036",
-               "y" : 70
-            },
-            {
-               "y" : 69,
-               "drilldown" : "037",
-               "name" : "#037"
-            },
-            {
-               "name" : "#038",
-               "drilldown" : "038",
-               "y" : 70
-            },
-            {
-               "drilldown" : "039",
-               "name" : "#039",
-               "y" : 64
-            },
-            {
-               "drilldown" : "040",
-               "name" : "#040",
-               "y" : 75
-            },
-            {
-               "y" : 78,
-               "drilldown" : "041",
-               "name" : "#041"
-            },
-            {
-               "name" : "#042",
-               "drilldown" : "042",
-               "y" : 94
-            },
-            {
-               "drilldown" : "043",
-               "name" : "#043",
-               "y" : 70
-            },
-            {
-               "y" : 87,
-               "drilldown" : "044",
-               "name" : "#044"
-            },
-            {
-               "y" : 98,
-               "drilldown" : "045",
-               "name" : "#045"
-            },
-            {
-               "drilldown" : "046",
-               "name" : "#046",
-               "y" : 89
-            },
-            {
-               "y" : 86,
-               "drilldown" : "047",
-               "name" : "#047"
-            },
-            {
-               "y" : 110,
-               "name" : "#048",
-               "drilldown" : "048"
-            },
-            {
-               "y" : 91,
-               "drilldown" : "049",
-               "name" : "#049"
-            },
-            {
-               "y" : 100,
-               "drilldown" : "050",
-               "name" : "#050"
-            },
-            {
-               "y" : 91,
-               "drilldown" : "051",
-               "name" : "#051"
-            },
-            {
-               "drilldown" : "052",
-               "name" : "#052",
-               "y" : 93
-            },
-            {
-               "name" : "#053",
-               "drilldown" : "053",
-               "y" : 103
-            },
-            {
-               "name" : "#054",
-               "drilldown" : "054",
-               "y" : 105
-            },
-            {
-               "drilldown" : "055",
-               "name" : "#055",
-               "y" : 90
-            },
-            {
-               "name" : "#056",
-               "drilldown" : "056",
-               "y" : 97
-            },
-            {
-               "drilldown" : "057",
-               "name" : "#057",
-               "y" : 82
-            },
-            {
-               "y" : 71,
-               "drilldown" : "058",
-               "name" : "#058"
-            },
-            {
-               "y" : 91,
-               "name" : "#059",
-               "drilldown" : "059"
-            },
-            {
-               "drilldown" : "060",
-               "name" : "#060",
-               "y" : 87
-            },
-            {
-               "drilldown" : "061",
-               "name" : "#061",
-               "y" : 83
-            },
-            {
-               "y" : 60,
-               "name" : "#062",
-               "drilldown" : "062"
-            },
-            {
-               "drilldown" : "063",
-               "name" : "#063",
-               "y" : 91
-            },
-            {
-               "name" : "#064",
-               "drilldown" : "064",
-               "y" : 82
-            },
-            {
-               "y" : 75,
-               "name" : "#065",
-               "drilldown" : "065"
-            },
-            {
-               "y" : 86,
-               "name" : "#066",
-               "drilldown" : "066"
-            },
-            {
-               "drilldown" : "067",
-               "name" : "#067",
-               "y" : 92
-            },
-            {
-               "name" : "#068",
-               "drilldown" : "068",
-               "y" : 77
-            },
-            {
-               "drilldown" : "069",
-               "name" : "#069",
-               "y" : 85
-            },
-            {
-               "y" : 95,
-               "name" : "#070",
-               "drilldown" : "070"
-            },
-            {
-               "name" : "#071",
-               "drilldown" : "071",
-               "y" : 80
-            },
-            {
-               "drilldown" : "072",
-               "name" : "#072",
-               "y" : 114
-            },
-            {
-               "y" : 112,
-               "drilldown" : "073",
-               "name" : "#073"
-            },
-            {
-               "drilldown" : "074",
-               "name" : "#074",
-               "y" : 117
-            },
-            {
-               "y" : 117,
-               "name" : "#075",
-               "drilldown" : "075"
-            },
-            {
-               "y" : 101,
-               "drilldown" : "076",
-               "name" : "#076"
-            },
-            {
-               "y" : 100,
-               "name" : "#077",
-               "drilldown" : "077"
-            },
-            {
-               "drilldown" : "078",
-               "name" : "#078",
-               "y" : 127
-            },
-            {
-               "name" : "#079",
-               "drilldown" : "079",
-               "y" : 122
-            },
-            {
-               "name" : "#080",
-               "drilldown" : "080",
-               "y" : 127
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