- Added solutions by Jan Krnavek.

12 files changed, 858 insertions, 843 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index b16a778704..7a6d7e13e1 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,26 +1,23 @@
 {
-   "legend" : {
-      "enabled" : 0
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
    "subtitle" : {
-      "text" : "[Champions: 24] Last updated at 2020-12-13 01:31:48 GMT"
+      "text" : "[Champions: 25] Last updated at 2020-12-13 01:58:37 GMT"
+   },
+   "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
    },
    "series" : [
       {
-         "colorByPoint" : 1,
-         "name" : "Perl Weekly Challenge - 090",
          "data" : [
             {
-               "y" : 3,
+               "drilldown" : "Aaron Smith",
                "name" : "Aaron Smith",
-               "drilldown" : "Aaron Smith"
+               "y" : 3
             },
             {
-               "name" : "Alexander Karelas",
                "drilldown" : "Alexander Karelas",
+               "name" : "Alexander Karelas",
                "y" : 2
             },
             {
@@ -29,14 +26,14 @@
                "drilldown" : "Alexander Pankoff"
             },
             {
+               "y" : 2,
                "drilldown" : "Andinus",
-               "name" : "Andinus",
-               "y" : 2
+               "name" : "Andinus"
             },
             {
-               "y" : 2,
+               "drilldown" : "Andrew Shitov",
                "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov"
+               "y" : 2
             },
             {
                "y" : 1,
@@ -54,24 +51,29 @@
                "drilldown" : "E. Choroba"
             },
             {
-               "y" : 2,
                "name" : "Feng Chang",
-               "drilldown" : "Feng Chang"
+               "drilldown" : "Feng Chang",
+               "y" : 2
             },
             {
-               "y" : 4,
                "drilldown" : "Flavio Poletti",
-               "name" : "Flavio Poletti"
+               "name" : "Flavio Poletti",
+               "y" : 4
             },
             {
-               "name" : "Garrett Goebel",
                "drilldown" : "Garrett Goebel",
+               "name" : "Garrett Goebel",
                "y" : 2
             },
             {
-               "y" : 2,
                "name" : "James Smith",
-               "drilldown" : "James Smith"
+               "drilldown" : "James Smith",
+               "y" : 2
+            },
+            {
+               "name" : "Jan Krnavek",
+               "drilldown" : "Jan Krnavek",
+               "y" : 2
             },
             {
                "drilldown" : "Jorg Sommrey",
@@ -79,9 +81,9 @@
                "y" : 2
             },
             {
-               "y" : 5,
+               "name" : "Laurent Rosenfeld",
                "drilldown" : "Laurent Rosenfeld",
-               "name" : "Laurent Rosenfeld"
+               "y" : 5
             },
             {
                "drilldown" : "Mark Anderson",
@@ -89,34 +91,34 @@
                "y" : 2
             },
             {
-               "drilldown" : "Niels van Dijke",
                "name" : "Niels van Dijke",
+               "drilldown" : "Niels van Dijke",
                "y" : 2
             },
             {
-               "y" : 2,
                "name" : "Nuno Vieira",
-               "drilldown" : "Nuno Vieira"
+               "drilldown" : "Nuno Vieira",
+               "y" : 2
             },
             {
-               "drilldown" : "Pete Houston",
                "name" : "Pete Houston",
+               "drilldown" : "Pete Houston",
                "y" : 2
             },
             {
+               "y" : 2,
                "drilldown" : "Philip Hood",
-               "name" : "Philip Hood",
-               "y" : 2
+               "name" : "Philip Hood"
             },
             {
-               "y" : 4,
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West"
+               "name" : "Roger Bell_West",
+               "y" : 4
             },
             {
-               "name" : "Simon Proctor",
+               "y" : 2,
                "drilldown" : "Simon Proctor",
-               "y" : 2
+               "name" : "Simon Proctor"
             },
             {
                "y" : 2,
@@ -124,26 +126,51 @@
                "name" : "Stuart Little"
             },
             {
-               "y" : 4,
+               "drilldown" : "Ulrich Rieke",
                "name" : "Ulrich Rieke",
-               "drilldown" : "Ulrich Rieke"
+               "y" : 4
             },
             {
-               "y" : 3,
+               "name" : "W. Luis Mochan",
                "drilldown" : "W. Luis Mochan",
-               "name" : "W. Luis Mochan"
+               "y" : 3
             }
-         ]
+         ],
+         "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 090"
       }
    ],
+   "xAxis" : {
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "chart" : {
       "type" : "column"
    },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 090"
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Aaron Smith",
             "name" : "Aaron Smith",
+            "id" : "Aaron Smith",
             "data" : [
                [
                   "Raku",
@@ -156,26 +183,27 @@
             ]
          },
          {
-            "id" : "Alexander Karelas",
-            "name" : "Alexander Karelas",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Alexander Karelas",
+            "name" : "Alexander Karelas"
          },
          {
+            "name" : "Alexander Pankoff",
             "id" : "Alexander Pankoff",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Alexander Pankoff"
+            ]
          },
          {
+            "name" : "Andinus",
             "data" : [
                [
                   "Raku",
@@ -186,31 +214,29 @@
                   1
                ]
             ],
-            "name" : "Andinus",
             "id" : "Andinus"
          },
          {
+            "id" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Andrew Shitov",
-            "id" : "Andrew Shitov"
+            "name" : "Andrew Shitov"
          },
          {
+            "name" : "Cristina Heredia",
             "id" : "Cristina Heredia",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "name" : "Cristina Heredia"
+            ]
          },
          {
-            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -221,6 +247,7 @@
                   1
                ]
             ],
+            "id" : "Dave Jacoby",
             "name" : "Dave Jacoby"
          },
          {
@@ -234,17 +261,17 @@
             "name" : "E. Choroba"
          },
          {
-            "id" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "id" : "Feng Chang",
             "name" : "Feng Chang"
          },
          {
-            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -255,11 +282,11 @@
                   2
                ]
             ],
-            "name" : "Flavio Poletti"
+            "id" : "Flavio Poletti"
          },
          {
-            "id" : "Garrett Goebel",
             "name" : "Garrett Goebel",
+            "id" : "Garrett Goebel",
             "data" : [
                [
                   "Raku",
@@ -278,18 +305,28 @@
             "name" : "James Smith"
          },
          {
-            "name" : "Jorg Sommrey",
+            "name" : "Jan Krnavek",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Jan Krnavek"
+         },
+         {
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Jorg Sommrey"
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey"
          },
          {
-            "id" : "Laurent Rosenfeld",
             "name" : "Laurent Rosenfeld",
+            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -306,57 +343,56 @@
             ]
          },
          {
-            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson"
+            "id" : "Mark Anderson",
+            "name" : "Mark Anderson"
          },
          {
-            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "Niels van Dijke",
             "name" : "Niels van Dijke"
          },
          {
             "id" : "Nuno Vieira",
-            "name" : "Nuno Vieira",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Nuno Vieira"
          },
          {
             "name" : "Pete Houston",
+            "id" : "Pete Houston",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Pete Houston"
+            ]
          },
          {
+            "name" : "Philip Hood",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Philip Hood",
             "id" : "Philip Hood"
          },
          {
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -367,6 +403,7 @@
                   2
                ]
             ],
+            "id" : "Roger Bell_West",
             "name" : "Roger Bell_West"
          },
          {
@@ -381,16 +418,15 @@
          },
          {
             "name" : "Stuart Little",
+            "id" : "Stuart Little",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Stuart Little"
+            ]
          },
          {
-            "id" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -401,9 +437,11 @@
                   2
                ]
             ],
+            "id" : "Ulrich Rieke",
             "name" : "Ulrich Rieke"
          },
          {
+            "name" : "W. Luis Mochan",
             "id" : "W. Luis Mochan",
             "data" : [
                [
@@ -414,31 +452,8 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "W. Luis Mochan"
+            ]
          }
       ]
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 090"
-   },
-   "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/>"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 599114dc42..3fea7d4038 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,33 +1,23 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
    "subtitle" : {
-      "text" : "Last updated at 2020-12-13 01:31:47 GMT"
+      "text" : "Last updated at 2020-12-13 01:58:37 GMT"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "series" : [
       {
-         "name" : "Contributions",
          "dataLabels" : {
-            "rotation" : -90,
-            "align" : "right",
             "format" : "{point.y:.0f}",
             "y" : 10,
+            "enabled" : "true",
+            "align" : "right",
             "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
             },
             "color" : "#FFFFFF",
-            "enabled" : "true"
+            "rotation" : -90
          },
          "data" : [
             [
@@ -40,13 +30,23 @@
             ],
             [
                "Raku",
-               2684
+               2686
             ]
-         ]
+         ],
+         "name" : "Contributions"
       }
    ],
-   "chart" : {
-      "type" : "column"
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      },
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : "false"
    },
    "yAxis" : {
       "title" : {
@@ -54,10 +54,10 @@
       },
       "min" : 0
    },
+   "chart" : {
+      "type" : "column"
+   },
    "title" : {
       "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 8fa10e17c7..8960c0b4f8 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,17 +1,4 @@
 {
-   "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"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Language"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "plotOptions" : {
       "series" : {
          "dataLabels" : {
@@ -21,10 +8,21 @@
          "borderWidth" : 0
       }
    },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
+            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -39,9 +37,10 @@
                   11
                ]
             ],
-            "name" : "001"
+            "id" : "001"
          },
          {
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -56,10 +55,10 @@
                   10
                ]
             ],
-            "name" : "002",
-            "id" : "002"
+            "name" : "002"
          },
          {
+            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -74,8 +73,7 @@
                   9
                ]
             ],
-            "name" : "003",
-            "id" : "003"
+            "name" : "003"
          },
          {
             "name" : "004",
@@ -96,8 +94,6 @@
             "id" : "004"
          },
          {
-            "id" : "005",
-            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -111,11 +107,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "005",
+            "name" : "005"
          },
          {
             "id" : "006",
-            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -129,11 +126,11 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "name" : "006"
          },
          {
             "id" : "007",
-            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -147,11 +144,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "007"
          },
          {
             "id" : "008",
-            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -165,9 +162,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "008"
          },
          {
+            "name" : "009",
+            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -181,12 +181,10 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "009",
-            "id" : "009"
+            ]
          },
          {
-            "name" : "010",
+            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -201,7 +199,7 @@
                   11
                ]
             ],
-            "id" : "010"
+            "name" : "010"
          },
          {
             "name" : "011",
@@ -222,8 +220,6 @@
             "id" : "011"
          },
          {
-            "id" : "012",
-            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -237,9 +233,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "012",
+            "name" : "012"
          },
          {
+            "name" : "013",
             "id" : "013",
             "data" : [
                [
@@ -254,12 +253,10 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "013"
+            ]
          },
          {
             "id" : "014",
-            "name" : "014",
             "data" : [
                [
                   "Perl",
@@ -273,10 +270,10 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "014"
          },
          {
-            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -291,11 +288,10 @@
                   15
                ]
             ],
-            "id" : "015"
+            "id" : "015",
+            "name" : "015"
          },
          {
-            "id" : "016",
-            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -309,10 +305,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "016",
+            "name" : "016"
          },
          {
-            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -327,10 +324,12 @@
                   12
                ]
             ],
+            "id" : "017",
             "name" : "017"
          },
          {
             "name" : "018",
+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -344,10 +343,11 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "018"
+            ]
          },
          {
+            "name" : "019",
+            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -361,11 +361,10 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "019",
-            "id" : "019"
+            ]
          },
          {
+            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -380,10 +379,10 @@
                   13
                ]
             ],
-            "name" : "020",
-            "id" : "020"
+            "name" : "020"
          },
          {
+            "name" : "021",
             "id" : "021",
             "data" : [
                [
@@ -398,11 +397,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "021"
+            ]
          },
          {
             "name" : "022",
+            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -416,11 +415,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "022"
+            ]
          },
          {
-            "id" : "023",
+            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -435,10 +433,10 @@
                   12
                ]
             ],
-            "name" : "023"
+            "id" : "023"
          },
          {
-            "id" : "024",
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -453,7 +451,7 @@
                   11
                ]
             ],
-            "name" : "024"
+            "id" : "024"
          },
          {
             "id" : "025",
@@ -474,7 +472,6 @@
             "name" : "025"
          },
          {
-            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -489,10 +486,11 @@
                   10
                ]
             ],
-            "id" : "026"
+            "id" : "026",
+            "name" : "026"
          },
          {
-            "name" : "027",
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -507,10 +505,10 @@
                   9
                ]
             ],
-            "id" : "027"
+            "name" : "027"
          },
          {
-            "id" : "028",
+            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -525,9 +523,10 @@
                   9
                ]
             ],
-            "name" : "028"
+            "id" : "028"
          },
          {
+            "name" : "029",
             "id" : "029",
             "data" : [
                [
@@ -542,11 +541,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "029"
+            ]
          },
          {
-            "id" : "030",
             "data" : [
                [
                   "Perl",
@@ -561,10 +558,11 @@
                   10
                ]
             ],
+            "id" : "030",
             "name" : "030"
          },
          {
-            "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -579,9 +577,10 @@
                   9
                ]
             ],
-            "id" : "031"
+            "name" : "031"
          },
          {
+            "name" : "032",
             "id" : "032",
             "data" : [
                [
@@ -596,11 +595,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "032"
+            ]
          },
          {
-            "name" : "033",
             "data" : [
                [
                   "Perl",
@@ -615,9 +612,11 @@
                   10
                ]
             ],
-            "id" : "033"
+            "id" : "033",
+            "name" : "033"
          },
          {
+            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -632,8 +631,7 @@
                   11
                ]
             ],
-            "name" : "034",
-            "id" : "034"
+            "name" : "034"
          },
          {
             "id" : "035",
@@ -690,7 +688,6 @@
             "id" : "037"
          },
          {
-            "id" : "038",
             "name" : "038",
             "data" : [
                [
@@ -705,9 +702,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "038"
          },
          {
+            "name" : "039",
             "id" : "039",
             "data" : [
                [
@@ -722,10 +721,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "039"
+            ]
          },
          {
+            "name" : "040",
             "data" : [
                [
                   "Perl",
@@ -740,12 +739,10 @@
                   10
                ]
             ],
-            "name" : "040",
             "id" : "040"
          },
          {
             "id" : "041",
-            "name" : "041",
             "data" : [
                [
                   "Perl",
@@ -759,10 +756,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "041"
          },
          {
-            "name" : "042",
+            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -777,9 +775,10 @@
                   11
                ]
             ],
-            "id" : "042"
+            "name" : "042"
          },
          {
+            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -794,11 +793,9 @@
                   11
                ]
             ],
-            "name" : "043",
-            "id" : "043"
+            "name" : "043"
          },
          {
-            "id" : "044",
             "name" : "044",
             "data" : [
                [
@@ -813,11 +810,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "044"
          },
          {
-            "id" : "045",
             "name" : "045",
+            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -834,8 +832,8 @@
             ]
          },
          {
-            "id" : "046",
             "name" : "046",
+            "id" : "046",
             "data" : [
                [
                   "Perl",
@@ -852,7 +850,6 @@