- Added solution by Jan Krnavek.

13 files changed, 1293 insertions, 1278 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 6ed1e800d4..eb008c2eb3 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,38 +1,98 @@
 {
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 129"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "tooltip" : {
-      "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/>",
-      "followPointer" : 1
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
+   "series" : [
+      {
+         "colorByPoint" : 1,
+         "data" : [
+            {
+               "drilldown" : "Abigail",
+               "name" : "Abigail",
+               "y" : 4
+            },
+            {
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer",
+               "y" : 3
+            },
+            {
+               "name" : "Cheok-Yin Fung",
+               "drilldown" : "Cheok-Yin Fung",
+               "y" : 3
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
+            },
+            {
+               "name" : "E. Choroba",
+               "drilldown" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti",
+               "y" : 6
+            },
+            {
+               "y" : 3,
+               "drilldown" : "James Smith",
+               "name" : "James Smith"
+            },
+            {
+               "name" : "Jan Krnavek",
+               "drilldown" : "Jan Krnavek",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey",
+               "y" : 2
+            },
+            {
+               "y" : 4,
+               "name" : "Luca Ferrari",
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith"
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 4
+            },
+            {
+               "y" : 2,
+               "name" : "Simon Green",
+               "drilldown" : "Simon Green"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 129"
       }
-   },
+   ],
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
    },
+   "subtitle" : {
+      "text" : "[Champions: 14] Last updated at 2021-09-12 16:22:05 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
+            "id" : "Abigail",
+            "name" : "Abigail",
             "data" : [
                [
                   "Perl",
@@ -42,11 +102,11 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Abigail",
-            "id" : "Abigail"
+            ]
          },
          {
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -56,12 +116,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Arne Sommer",
-            "name" : "Arne Sommer"
+            ]
          },
          {
-            "name" : "Cheok-Yin Fung",
             "id" : "Cheok-Yin Fung",
             "data" : [
                [
@@ -72,9 +129,11 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Cheok-Yin Fung"
          },
          {
+            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -85,18 +144,17 @@
                   1
                ]
             ],
-            "name" : "Dave Jacoby",
             "id" : "Dave Jacoby"
          },
          {
-            "id" : "E. Choroba",
             "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "E. Choroba"
          },
          {
             "id" : "Flavio Poletti",
@@ -117,6 +175,8 @@
             ]
          },
          {
+            "id" : "James Smith",
+            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -126,9 +186,17 @@
                   "Blog",
                   1
                ]
+            ]
+         },
+         {
+            "id" : "Jan Krnavek",
+            "data" : [
+               [
+                  "Raku",
+                  1
+               ]
             ],
-            "name" : "James Smith",
-            "id" : "James Smith"
+            "name" : "Jan Krnavek"
          },
          {
             "data" : [
@@ -137,12 +205,12 @@
                   2
                ]
             ],
-            "id" : "Jorg Sommrey",
-            "name" : "Jorg Sommrey"
+            "name" : "Jorg Sommrey",
+            "id" : "Jorg Sommrey"
          },
          {
-            "name" : "Luca Ferrari",
             "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -156,15 +224,16 @@
          },
          {
             "id" : "Peter Campbell Smith",
-            "name" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "name" : "Peter Campbell Smith"
          },
          {
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -179,10 +248,10 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West"
+            "name" : "Roger Bell_West"
          },
          {
+            "name" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -193,11 +262,9 @@
                   1
                ]
             ],
-            "id" : "Simon Green",
-            "name" : "Simon Green"
+            "id" : "Simon Green"
          },
          {
-            "name" : "W. Luis Mochan",
             "id" : "W. Luis Mochan",
             "data" : [
                [
@@ -208,84 +275,32 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "W. Luis Mochan"
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 13] Last updated at 2021-09-12 16:15:27 GMT"
-   },
-   "series" : [
-      {
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 129",
-         "data" : [
-            {
-               "y" : 4,
-               "drilldown" : "Abigail",
-               "name" : "Abigail"
-            },
-            {
-               "name" : "Arne Sommer",
-               "drilldown" : "Arne Sommer",
-               "y" : 3
-            },
-            {
-               "drilldown" : "Cheok-Yin Fung",
-               "y" : 3,
-               "name" : "Cheok-Yin Fung"
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "y" : 3,
-               "name" : "Dave Jacoby"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "E. Choroba",
-               "name" : "E. Choroba"
-            },
-            {
-               "drilldown" : "Flavio Poletti",
-               "y" : 6,
-               "name" : "Flavio Poletti"
-            },
-            {
-               "drilldown" : "James Smith",
-               "y" : 3,
-               "name" : "James Smith"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Jorg Sommrey",
-               "name" : "Jorg Sommrey"
-            },
-            {
-               "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari",
-               "y" : 4
-            },
-            {
-               "y" : 1,
-               "drilldown" : "Peter Campbell Smith",
-               "name" : "Peter Campbell Smith"
-            },
-            {
-               "name" : "Roger Bell_West",
-               "y" : 4,
-               "drilldown" : "Roger Bell_West"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Simon Green",
-               "name" : "Simon Green"
-            },
-            {
-               "drilldown" : "W. Luis Mochan",
-               "y" : 3,
-               "name" : "W. Luis Mochan"
-            }
-         ]
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
       }
-   ]
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 129"
+   },
+   "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
+   },
+   "xAxis" : {
+      "type" : "category"
+   }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 02d88163f6..71e720f77a 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,18 +1,47 @@
 {
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      }
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2021-09-12 16:22:05 GMT"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
+   },
    "series" : [
       {
-         "name" : "Contributions",
          "dataLabels" : {
+            "rotation" : -90,
             "y" : 10,
+            "format" : "{point.y:.0f}",
             "enabled" : "true",
+            "color" : "#FFFFFF",
+            "align" : "right",
             "style" : {
                "fontSize" : "13px",
                "fontFamily" : "Verdana, sans-serif"
-            },
-            "rotation" : -90,
-            "color" : "#FFFFFF",
-            "align" : "right",
-            "format" : "{point.y:.0f}"
+            }
          },
          "data" : [
             [
@@ -25,39 +54,10 @@
             ],
             [
                "Raku",
-               3801
+               3802
             ]
-         ]
-      }
-   ],
-   "subtitle" : {
-      "text" : "Last updated at 2021-09-12 16:15:27 GMT"
-   },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
+         ],
+         "name" : "Contributions"
       }
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      },
-      "type" : "category"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "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 e11fa2c198..363613cc47 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,25 +1,12 @@
 {
+   "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>"
+   },
    "xAxis" : {
       "type" : "category"
    },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Language"
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
-   },
    "drilldown" : {
       "series" : [
          {
@@ -41,8 +28,6 @@
             "id" : "001"
          },
          {
-            "id" : "002",
-            "name" : "002",
             "data" : [
                [
                   "Perl",
@@ -56,10 +41,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "002",
+            "id" : "002"
          },
          {
-            "name" : "003",
             "id" : "003",
             "data" : [
                [
@@ -74,9 +60,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "003"
          },
          {
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -91,8 +79,7 @@
                   10
                ]
             ],
-            "id" : "004",
-            "name" : "004"
+            "id" : "004"
          },
          {
             "id" : "005",
@@ -113,6 +100,7 @@
             ]
          },
          {
+            "id" : "006",
             "data" : [
                [
                   "Perl",
@@ -127,7 +115,6 @@
                   7
                ]
             ],
-            "id" : "006",
             "name" : "006"
          },
          {
@@ -145,8 +132,8 @@
                   10
                ]
             ],
-            "id" : "007",
-            "name" : "007"
+            "name" : "007",
+            "id" : "007"
          },
          {
             "id" : "008",
@@ -167,8 +154,6 @@
             ]
          },
          {
-            "name" : "009",
-            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -182,11 +167,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "009",
+            "id" : "009"
          },
          {
-            "name" : "010",
-            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -200,9 +185,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "010",
+            "id" : "010"
          },
          {
+            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -217,10 +205,10 @@
                   10
                ]
             ],
-            "name" : "011",
-            "id" : "011"
+            "name" : "011"
          },
          {
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -235,7 +223,6 @@
                   11
                ]
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-            "name" : "012",
             "id" : "012"
          },
          {
@@ -253,12 +240,10 @@
                   13
                ]
             ],
-            "id" : "013",
-            "name" : "013"
+            "name" : "013",
+            "id" : "013"
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          {
-            "name" : "014",
-            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -272,7 +257,9 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "014",
+            "id" : "014"
          },
          {
             "data" : [
@@ -293,8 +280,6 @@
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-            "id" : "016",
             "data" : [
                [
                   "Perl",
@@ -308,9 +293,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "016",
+            "id" : "016"
          },
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+            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -325,11 +313,9 @@
                   12
                ]
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-            "id" : "017",
-            "name" : "017"
+            "id" : "017"
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             "name" : "018",
             "data" : [
                [
@@ -344,11 +330,11 @@
                   "Blog",
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                ]
-            ]
+            ],
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-            "name" : "019",
             "data" : [
                [
                   "Perl",
@@ -362,11 +348,10 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
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          },
          {
-            "name" : "020",
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -380,9 +365,13 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "020",
+            "id" : "020"
          },
          {
+            "id" : "021",
+            "name" : "021",
             "data" : [
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                   "Perl",
@@ -396,13 +385,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "021",
-            "id" : "021"
+            ]
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-            "id" : "022",
-            "name" : "022",
             "data" : [
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                   "Perl",
@@ -416,11 +401,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022",
+            "id" : "022"
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-            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -434,7 +419,9 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
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+            "id" : "023"
          },
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@@ -451,8 +438,8 @@
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                ]
             ],
-            "id" : "024",
-            "name" : "024"
+            "name" : "024",
+            "id" : "024"
          },
          {
             "data" : [
@@ -491,6 +478,7 @@
             "id" : "026"
          },
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+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -505,10 +493,10 @@
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                ]
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-            "name" : "027",
-            "id" : "027"
+            "name" : "027"
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+            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -523,7 +511,6 @@
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@@ -545,8 +532,6 @@
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-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -560,11 +545,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "030",
+            "id" : "030"
          },
          {
             "name" : "031",
-            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -578,10 +564,10 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "031"
          },
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-            "name" : "032",
             "id" : "032",
             "data" : [
                [
@@ -596,11 +582,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "032"
          },
          {
             "name" : "033",
-            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -614,9 +600,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "033"
          },
          {
+            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -630,9 +619,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "034",
-            "name" : "034"
+            ]
          },
          {
             "data" : [
@@ -671,6 +658,7 @@
             ]
          },
          {
+            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -685,10 +673,10 @@
                   9
                ]
             ],
-            "id" : "037",
-            "name" : "037"
+            "id" : "037"
          },
          {
+            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -703,10 +691,10 @@
                   12
                ]
             ],
-            "id" : "038",
-            "name" : "038"
+            "id" : "038"
          },
          {
+            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -721,8 +709,7 @@
                   12
                ]
             ],
-            "id" : "039",
-            "name" : "039"
+            "id" : "039"
          },
          {
             "id" : "040",
@@ -743,6 +730,7 @@
             ]
          },
          {
+            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -757,12 +745,11 @@
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             ],
-            "name" : "041",
-            "id" : "041"
+            "name" : "041"
          },
          {
-            "name" : "042",
             "id" : "042",
+            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -779,7 +766,6 @@
             ]
          },
          {
-            "name" : "043",
             "id" : "043",
             "data" : [
                [
@@ -794,11 +780,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "043"
          },
          {
             "name" : "044",
-            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -812,11 +798,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "044"
          },
          {
             "id" : "045",
-            "name" : "045",
             "data" : [
                [
                   "Perl",
@@ -830,11 +816,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "045"
          },
          {
-            "name" : "046",
             "id" : "046",
+            "name" : "046",
             "data" : [
                [
                   "Perl",
@@ -851,6 +838,7 @@
             ]
          },
          {
+            "name" : "047",
             "data" : [
                [
                   "Perl",
@@ -865,7 +853,6 @@
                   10
                ]
             ],
-            "name" : "047",
             "id" : "047"
          },
          {
@@ -887,6 +874,7 @@
             "id" : "048"
          },
          {
+            "id" : "049",
             "data" : [
                [
                   "Perl",
@@ -901,10 +889,10 @@
                   12
                ]
             ],
-            "id" : "049",
             "name" : "049"
          },
          {
+            "id" : "050",
             "data" : [
                [
                   "Perl",
@@ -919,11 +907,9 @@
                   12
                ]
             ],
-            "id" : "050",
             "name" : "050"
          },
          {
-            "id" : "051",
             "name" : "051",
             "data" : [
                [
@@ -938,7 +924,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "051"
          },
          {
             "data" : [
@@ -959,6 +946,8 @@
             "id" : "052"
          },
          {
+            "id" : "053",
+            "name" : "053",
             "data" : [
                [
                   "Perl",
@@ -972,11 +961,10 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "053",
-            "id" : "053"
+            ]
          },
          {
+            "id" : "054",
             "data" : [
                [
                   "Perl",
@@ -991,12 +979,11 @@
                   18
                ]
             ],
-            "id" : "054",
             "name" : "054"
          },
          {
-            "name" : "055",
             "id" : "055",
+            "name" : "055",
             "data" : [
                [
                   "Perl",
@@ -1013,6 +1000,8 @@
             ]
          },
          {
+            "id" : "056",
+            "name" : "056",
             "data" : [
                [
                   "Perl",
@@ -1026,12 +1015,9 @@
                   "Blog",
                   16
                ]
-            ],
-            "id" : "056",
-            "name" : "056"
+            ]
          },
          {
-            "name" : "057",
             "id" : "057",
             "data" : [
                [
@@ -1046,9 +1032,11 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "057"
          },
          {
+            "name" : "058",
             "data" : [
                [
                   "Perl",
@@ -1063,11 +1051,9 @@