- Added solution by Lubos Kolouch.

14 files changed, 1187 insertions, 1172 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 60f3a9c4d3..cdbcbadff5 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,25 +1,43 @@
 {
-   "legend" : {
-      "enabled" : 0
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "tooltip" : {
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : 1
+   },
+   "subtitle" : {
+      "text" : "[Champions: 21] Last updated at 2021-10-09 15:09:43 GMT"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
    },
    "series" : [
       {
-         "colorByPoint" : 1,
          "name" : "The Weekly Challenge - 133",
          "data" : [
             {
+               "y" : 4,
                "drilldown" : "Abigail",
-               "name" : "Abigail",
-               "y" : 4
+               "name" : "Abigail"
             },
             {
-               "y" : 2,
                "name" : "Andinus",
-               "drilldown" : "Andinus"
+               "drilldown" : "Andinus",
+               "y" : 2
             },
             {
-               "name" : "Arne Sommer",
                "drilldown" : "Arne Sommer",
+               "name" : "Arne Sommer",
                "y" : 5
             },
             {
@@ -38,24 +56,24 @@
                "drilldown" : "Dave Jacoby"
             },
             {
-               "drilldown" : "E. Choroba",
                "name" : "E. Choroba",
+               "drilldown" : "E. Choroba",
                "y" : 2
             },
             {
-               "drilldown" : "Flavio Poletti",
+               "y" : 6,
                "name" : "Flavio Poletti",
-               "y" : 6
+               "drilldown" : "Flavio Poletti"
             },
             {
                "y" : 2,
-               "name" : "James Raspass",
-               "drilldown" : "James Raspass"
+               "drilldown" : "James Raspass",
+               "name" : "James Raspass"
             },
             {
                "y" : 3,
-               "drilldown" : "James Smith",
-               "name" : "James Smith"
+               "name" : "James Smith",
+               "drilldown" : "James Smith"
             },
             {
                "name" : "Jorg Sommrey",
@@ -63,9 +81,14 @@
                "y" : 2
             },
             {
-               "y" : 5,
                "drilldown" : "Laurent Rosenfeld",
-               "name" : "Laurent Rosenfeld"
+               "name" : "Laurent Rosenfeld",
+               "y" : 5
+            },
+            {
+               "name" : "Lubos Kolouch",
+               "drilldown" : "Lubos Kolouch",
+               "y" : 1
             },
             {
                "y" : 2,
@@ -73,8 +96,8 @@
                "drilldown" : "Mark Anderson"
             },
             {
-               "drilldown" : "Peter Campbell Smith",
                "name" : "Peter Campbell Smith",
+               "drilldown" : "Peter Campbell Smith",
                "y" : 2
             },
             {
@@ -84,41 +107,49 @@
             },
             {
                "y" : 3,
-               "drilldown" : "Simon Green",
-               "name" : "Simon Green"
+               "name" : "Simon Green",
+               "drilldown" : "Simon Green"
             },
             {
-               "y" : 2,
                "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
+               "drilldown" : "Simon Proctor",
+               "y" : 2
             },
             {
+               "y" : 1,
                "name" : "Steven Wilson",
-               "drilldown" : "Steven Wilson",
-               "y" : 1
+               "drilldown" : "Steven Wilson"
             },
             {
-               "drilldown" : "Ulrich Rieke",
+               "y" : 4,
                "name" : "Ulrich Rieke",
-               "y" : 4
+               "drilldown" : "Ulrich Rieke"
             },
             {
                "y" : 3,
                "drilldown" : "W. Luis Mochan",
                "name" : "W. Luis Mochan"
             }
-         ]
+         ],
+         "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/>"
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 133"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : 0
    },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Abigail",
+            "id" : "Abigail",
             "data" : [
                [
                   "Perl",
@@ -129,7 +160,7 @@
                   2
                ]
             ],
-            "id" : "Abigail"
+            "name" : "Abigail"
          },
          {
             "id" : "Andinus",
@@ -146,7 +177,6 @@
             "name" : "Andinus"
          },
          {
-            "id" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -161,26 +191,27 @@
                   1
                ]
             ],
+            "id" : "Arne Sommer",
             "name" : "Arne Sommer"
          },
          {
             "name" : "Ben Davies",
+            "id" : "Ben Davies",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Ben Davies"
+            ]
          },
          {
-            "id" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
+            "id" : "Cheok-Yin Fung",
             "name" : "Cheok-Yin Fung"
          },
          {
@@ -198,16 +229,17 @@
             "id" : "Dave Jacoby"
          },
          {
+            "name" : "E. Choroba",
+            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "E. Choroba",
-            "name" : "E. Choroba"
+            ]
          },
          {
+            "name" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -222,8 +254,7 @@
                   2
                ]
             ],
-            "id" : "Flavio Poletti",
-            "name" : "Flavio Poletti"
+            "id" : "Flavio Poletti"
          },
          {
             "name" : "James Raspass",
@@ -236,6 +267,8 @@
             ]
          },
          {
+            "name" : "James Smith",
+            "id" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -245,9 +278,7 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "James Smith",
-            "name" : "James Smith"
+            ]
          },
          {
             "name" : "Jorg Sommrey",
@@ -260,7 +291,6 @@
             ]
          },
          {
-            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -275,30 +305,40 @@
                   1
                ]
             ],
-            "id" : "Laurent Rosenfeld"
+            "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "id" : "Lubos Kolouch",
+            "name" : "Lubos Kolouch"
          },
          {
-            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson"
+            "id" : "Mark Anderson",
+            "name" : "Mark Anderson"
          },
          {
-            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "Peter Campbell Smith",
             "name" : "Peter Campbell Smith"
          },
          {
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -313,9 +353,11 @@
                   1
                ]
             ],
+            "id" : "Roger Bell_West",
             "name" : "Roger Bell_West"
          },
          {
+            "name" : "Simon Green",
             "id" : "Simon Green",
             "data" : [
                [
@@ -326,27 +368,26 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Simon Green"
+            ]
          },
          {
-            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Simon Proctor"
+            "id" : "Simon Proctor",
+            "name" : "Simon Proctor"
          },
          {
-            "id" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
+            "id" : "Steven Wilson",
             "name" : "Steven Wilson"
          },
          {
@@ -364,7 +405,6 @@
             ]
          },
          {
-            "name" : "W. Luis Mochan",
             "id" : "W. Luis Mochan",
             "data" : [
                [
@@ -375,34 +415,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "W. Luis Mochan"
          }
       ]
-   },
-   "subtitle" : {
-      "text" : "[Champions: 20] Last updated at 2021-10-09 15:05:18 GMT"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 133"
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 182758db6c..a05ad4c8b9 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,25 +1,49 @@
 {
    "subtitle" : {
-      "text" : "Last updated at 2021-10-09 15:05:18 GMT"
+      "text" : "Last updated at 2021-10-09 15:09:43 GMT"
    },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      },
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "series" : [
       {
+         "name" : "Contributions",
          "dataLabels" : {
-            "color" : "#FFFFFF",
+            "y" : 10,
             "rotation" : -90,
             "format" : "{point.y:.0f}",
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "align" : "right",
             "enabled" : "true",
-            "y" : 10
+            "align" : "right",
+            "color" : "#FFFFFF",
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            }
          },
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -27,7 +51,7 @@
             ],
             [
                "Perl",
-               6328
+               6329
             ],
             [
                "Raku",
@@ -35,29 +59,5 @@
             ]
          ]
       }
-   ],
-   "legend" : {
-      "enabled" : "false"
-   },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      },
-      "type" : "category"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
-   }
+   ]
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 3147def764..fce2236424 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,17 +1,42 @@
 {
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-10-09 15:05:18 GMT"
-   },
    "tooltip" : {
+      "headerFormat" : "<span style=\"font-size:11px\"></span>",
       "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>"
+      "followPointer" : "true"
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-10-09 15:09:43 GMT"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Language"
+   },
+   "legend" : {
+      "enabled" : "false"
    },
    "drilldown" : {
       "series" : [
          {
             "name" : "001",
-            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -25,7 +50,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "001"
          },
          {
             "name" : "002",
@@ -46,6 +72,7 @@
             "id" : "002"
          },
          {
+            "name" : "003",
             "id" : "003",
             "data" : [
                [
@@ -60,8 +87,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "003"
+            ]
          },
          {
             "id" : "004",
@@ -82,7 +108,7 @@
             "name" : "004"
          },
          {
-            "id" : "005",
+            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -97,11 +123,9 @@
                   12
                ]
             ],
-            "name" : "005"
+            "id" : "005"
          },
          {
-            "name" : "006",
-            "id" : "006",
             "data" : [
                [
                   "Perl",
@@ -115,10 +139,12 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "id" : "006",
+            "name" : "006"
          },
          {
-            "id" : "007",
+            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -133,10 +159,9 @@
                   10
                ]
             ],
-            "name" : "007"
+            "id" : "007"
          },
          {
-            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -151,9 +176,11 @@
                   12
                ]
             ],
-            "id" : "008"
+            "id" : "008",
+            "name" : "008"
          },
          {
+            "name" : "009",
             "id" : "009",
             "data" : [
                [
@@ -168,11 +195,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "009"
+            ]
          },
          {
             "name" : "010",
+            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -186,12 +213,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010"
+            ]
          },
          {
             "name" : "011",
-            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -205,10 +230,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "011"
          },
          {
-            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -223,11 +248,10 @@
                   11
                ]
             ],
-            "id" : "012"
+            "id" : "012",
+            "name" : "012"
          },
          {
-            "name" : "013",
-            "id" : "013",
             "data" : [
                [
                   "Perl",
@@ -241,10 +265,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "013",
+            "name" : "013"
          },
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-            "name" : "014",
             "id" : "014",
             "data" : [
                [
@@ -259,9 +284,11 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "014"
          },
          {
+            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -276,11 +303,10 @@
                   15
                ]
             ],
-            "id" : "015",
-            "name" : "015"
+            "id" : "015"
          },
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-            "id" : "016",
+            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -295,7 +321,7 @@
                   12
                ]
             ],
-            "name" : "016"
+            "id" : "016"
          },
          {
             "id" : "017",
@@ -316,7 +342,7 @@
             "name" : "017"
          },
          {
-            "name" : "018",
+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -331,10 +357,9 @@
                   14
                ]
             ],
-            "id" : "018"
+            "name" : "018"
          },
          {
-            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -349,6 +374,7 @@
                   13
                ]
             ],
+            "id" : "019",
             "name" : "019"
          },
          {
@@ -371,7 +397,6 @@
          },
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             "name" : "021",
-            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -385,9 +410,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "021"
          },
          {
+            "name" : "022",
             "id" : "022",
             "data" : [
                [
@@ -402,11 +429,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "022"
+            ]
          },
          {
             "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -420,8 +447,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "023"
+            ]
          },
          {
             "name" : "024",
@@ -478,6 +504,7 @@
             "name" : "026"
          },
          {
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -492,7 +519,6 @@
                   9
                ]
             ],
-            "id" : "027",
             "name" : "027"
          },
          {
@@ -514,6 +540,7 @@
             ]
          },
          {
+            "name" : "029",
             "id" : "029",
             "data" : [
                [
@@ -528,10 +555,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "029"
+            ]
          },
          {
+            "name" : "030",
             "id" : "030",
             "data" : [
                [
@@ -546,10 +573,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "030"
+            ]
          },
          {
+            "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -563,12 +591,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "031",
-            "name" : "031"
+            ]
          },
          {
-            "name" : "032",
             "id" : "032",
             "data" : [
                [
@@ -583,10 +608,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "032"
          },
          {
             "name" : "033",
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -600,11 +627,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033"
+            ]
          },
          {
-            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -619,10 +645,9 @@
                   11
                ]
             ],
-            "name" : "034"
+            "id" : "034"
          },
          {
-            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -637,9 +662,11 @@
                   9
                ]
             ],
-            "id" : "035"
+            "id" : "035",
+            "name" : "035"
          },
          {
+            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -654,11 +681,11 @@
                   11
                ]
             ],
-            "id" : "036",
             "name" : "036"
          },
          {
             "name" : "037",
+            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -672,8 +699,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "037"
+            ]
          },
          {
             "name" : "038",
@@ -695,6 +721,7 @@
          },
          {
             "name" : "039",
+            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -708,11 +735,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "039"
+            ]
          },
          {
-            "name" : "040",
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -727,7 +753,7 @@
                   10
                ]
             ],
-            "id" : "040"
+            "name" : "040"
          },
          {
             "name" : "041",
@@ -748,7 +774,6 @@
             ]
          },
          {
-            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -763,10 +788,10 @@
                   11
                ]
             ],
-            "id" : "042"
+            "id" : "042",
+            "name" : "042"
          },
          {
-            "name" : "043",
             "id" : "043",
             "data" : [
                [
@@ -781,7 +806,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "043"
          },
          {
             "data" : [
@@ -838,6 +864,7 @@
             "name" : "046"
          },
          {
+            "name" : "047",
             "data" : [
                [
                   "Perl",
@@ -852,11 +879,11 @@
                   10
                ]
             ],
-            "id" : "047",
-            "name" : "047"
+            "id" : "047"
          },
          {
             "name" : "048",
+            "id" : "048",
             "data" : [
                [
                   "Perl",
@@ -870,8 +897,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "048"
+            ]
          },
          {
             "name" : "049",
@@ -892,8 +918,6 @@
             ]
          },
          {
-            "name" : "050",
-            "id" : "050",
             "data" : [
                [
                   "Perl",
@@ -907,10 +931,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "050",
+            "name" : "050"
          },
          {
-            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -925,10 +950,10 @@
                   11
                ]
             ],
-            "id" : "051"
+            "id" : "051",
+            "name" : "051"
          },
          {
-            "name" : "052",
             "id" : "052",
             "data" : [
                [
@@ -943,10 +968,11 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "052"
          },
          {
-            "name" : "053",
+            "id" : "053",
             "data" : [
                [
                   "Perl",
@@ -961,10 +987,11 @@
                   15
                ]
             ],
-            "id" : "053"
+            "name" : "053"
          },
          {
             "name" : "054",
+            "id" : "054",
             "data" : [
                [
                   "Perl",
@@ -978,11 +1005,9 @@
                   "Blog",
                   18
                ]
-            ],
-            "id" : "054"
+            ]
          },
          {
-            "name" : "055",
             "data" : [