- Added solutions by Lubos Kolouch.

13 files changed, 1058 insertions, 1043 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 0a46e434d0..719cb09ac6 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,134 +1,23 @@
 {
-   "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
+   "subtitle" : {
+      "text" : "[Champions: 21] Last updated at 2021-02-06 10:13:01 GMT"
    },
-   "series" : [
-      {
-         "data" : [
-            {
-               "name" : "Andinus",
-               "y" : 2,
-               "drilldown" : "Andinus"
-            },
-            {
-               "y" : 1,
-               "drilldown" : "Colin Crain",
-               "name" : "Colin Crain"
-            },
-            {
-               "name" : "Dave Cross",
-               "drilldown" : "Dave Cross",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "y" : 3,
-               "name" : "Dave Jacoby"
-            },
-            {
-               "name" : "Flavio Poletti",
-               "y" : 4,
-               "drilldown" : "Flavio Poletti"
-            },
-            {
-               "name" : "Gustavo Chaves",
-               "drilldown" : "Gustavo Chaves",
-               "y" : 2
-            },
-            {
-               "name" : "James Smith",
-               "drilldown" : "James Smith",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Jorg Sommrey",
-               "y" : 2,
-               "name" : "Jorg Sommrey"
-            },
-            {
-               "y" : 4,
-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari"
-            },
-            {
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson",
-               "y" : 2
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Nuno Vieira",
-               "name" : "Nuno Vieira"
-            },
-            {
-               "name" : "Paulo Custodio",
-               "drilldown" : "Paulo Custodio",
-               "y" : 2
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Pete Houston",
-               "name" : "Pete Houston"
-            },
-            {
-               "drilldown" : "Philip Hood",
-               "y" : 2,
-               "name" : "Philip Hood"
-            },
-            {
-               "y" : 5,
-               "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West"
-            },
-            {
-               "name" : "Simon Green",
-               "drilldown" : "Simon Green",
-               "y" : 3
-            },
-            {
-               "drilldown" : "Simon Proctor",
-               "y" : 2,
-               "name" : "Simon Proctor"
-            },
-            {
-               "drilldown" : "Stuart Little",
-               "y" : 4,
-               "name" : "Stuart Little"
-            },
-            {
-               "y" : 3,
-               "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke"
-            },
-            {
-               "name" : "W. Luis Mochan",
-               "y" : 3,
-               "drilldown" : "W. Luis Mochan"
-            }
-         ],
-         "name" : "Perl Weekly Challenge - 098",
-         "colorByPoint" : 1
-      }
-   ],
-   "xAxis" : {
-      "type" : "category"
+   "title" : {
+      "text" : "Perl Weekly Challenge - 098"
    },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
    },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Andinus",
             "name" : "Andinus",
+            "id" : "Andinus",
             "data" : [
                [
                   "Raku",
@@ -141,14 +30,14 @@
             ]
          },
          {
-            "id" : "Colin Crain",
             "name" : "Colin Crain",
             "data" : [
                [
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Colin Crain"
          },
          {
             "id" : "Dave Cross",
@@ -161,6 +50,8 @@
             "name" : "Dave Cross"
          },
          {
+            "name" : "Dave Jacoby",
+            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -170,11 +61,10 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Dave Jacoby",
-            "id" : "Dave Jacoby"
+            ]
          },
          {
+            "id" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -185,22 +75,31 @@
                   2
                ]
             ],
-            "name" : "Flavio Poletti",
-            "id" : "Flavio Poletti"
+            "name" : "Flavio Poletti"
          },
          {
+            "id" : "Gustavo Chaves",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Gustavo Chaves",
-            "id" : "Gustavo Chaves"
+            "name" : "Gustavo Chaves"
          },
          {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
             "id" : "James Smith",
-            "name" : "James Smith",
+            "name" : "James Smith"
+         },
+         {
+            "name" : "Jorg Sommrey",
+            "id" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
@@ -209,14 +108,14 @@
             ]
          },
          {
-            "id" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Jorg Sommrey"
+            "id" : "Lubos Kolouch",
+            "name" : "Lubos Kolouch"
          },
          {
             "id" : "Luca Ferrari",
@@ -233,8 +132,8 @@
             "name" : "Luca Ferrari"
          },
          {
-            "id" : "Mark Anderson",
             "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
@@ -244,13 +143,13 @@
          },
          {
             "id" : "Nuno Vieira",
-            "name" : "Nuno Vieira",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Nuno Vieira"
          },
          {
             "id" : "Paulo Custodio",
@@ -263,26 +162,27 @@
             "name" : "Paulo Custodio"
          },
          {
-            "name" : "Pete Houston",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Pete Houston"
+            "id" : "Pete Houston",
+            "name" : "Pete Houston"
          },
          {
+            "name" : "Philip Hood",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Philip Hood",
             "id" : "Philip Hood"
          },
          {
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -297,10 +197,11 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West"
+            "name" : "Roger Bell_West"
          },
          {
+            "name" : "Simon Green",
+            "id" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -310,18 +211,16 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Simon Green",
-            "id" : "Simon Green"
+            ]
          },
          {
-            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "id" : "Simon Proctor",
             "name" : "Simon Proctor"
          },
          {
@@ -335,8 +234,8 @@
                   2
                ]
             ],
-            "name" : "Stuart Little",
-            "id" : "Stuart Little"
+            "id" : "Stuart Little",
+            "name" : "Stuart Little"
          },
          {
             "name" : "Ulrich Rieke",
@@ -353,7 +252,7 @@
             "id" : "Ulrich Rieke"
          },
          {
-            "id" : "W. Luis Mochan",
+            "name" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -364,25 +263,141 @@
                   1
                ]
             ],
-            "name" : "W. Luis Mochan"
+            "id" : "W. Luis Mochan"
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 20] Last updated at 2021-02-06 10:02:50 GMT"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
       }
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 098"
+   "xAxis" : {
+      "type" : "category"
    },
    "legend" : {
       "enabled" : 0
+   },
+   "series" : [
+      {
+         "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 098",
+         "data" : [
+            {
+               "y" : 2,
+               "drilldown" : "Andinus",
+               "name" : "Andinus"
+            },
+            {
+               "y" : 1,
+               "name" : "Colin Crain",
+               "drilldown" : "Colin Crain"
+            },
+            {
+               "name" : "Dave Cross",
+               "drilldown" : "Dave Cross",
+               "y" : 2
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Gustavo Chaves",
+               "name" : "Gustavo Chaves"
+            },
+            {
+               "name" : "James Smith",
+               "drilldown" : "James Smith",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey"
+            },
+            {
+               "drilldown" : "Lubos Kolouch",
+               "name" : "Lubos Kolouch",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Luca Ferrari",
+               "name" : "Luca Ferrari",
+               "y" : 4
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Nuno Vieira",
+               "name" : "Nuno Vieira",
+               "y" : 2
+            },
+            {
+               "name" : "Paulo Custodio",
+               "drilldown" : "Paulo Custodio",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Pete Houston",
+               "name" : "Pete Houston",
+               "y" : 2
+            },
+            {
+               "name" : "Philip Hood",
+               "drilldown" : "Philip Hood",
+               "y" : 2
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 5
+            },
+            {
+               "drilldown" : "Simon Green",
+               "name" : "Simon Green",
+               "y" : 3
+            },
+            {
+               "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Stuart Little",
+               "name" : "Stuart Little",
+               "y" : 4
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke"
+            },
+            {
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan",
+               "y" : 3
+            }
+         ]
+      }
+   ],
+   "tooltip" : {
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : 1,
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index a3a6ba79c5..30cff8f494 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,18 +1,34 @@
 {
-   "subtitle" : {
-      "text" : "Last updated at 2021-02-06 10:02:50 GMT"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "xAxis" : {
-      "type" : "category",
       "labels" : {
          "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
          }
-      }
+      },
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : "false"
    },
    "series" : [
       {
+         "name" : "Contributions",
+         "dataLabels" : {
+            "format" : "{point.y:.0f}",
+            "align" : "right",
+            "enabled" : "true",
+            "rotation" : -90,
+            "y" : 10,
+            "color" : "#FFFFFF",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            }
+         },
          "data" : [
             [
                "Blog",
@@ -20,44 +36,28 @@
             ],
             [
                "Perl",
-               4559
+               4561
             ],
             [
                "Raku",
                2950
             ]
-         ],
-         "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "rotation" : -90,
-            "align" : "right",
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "enabled" : "true",
-            "y" : 10,
-            "color" : "#FFFFFF"
-         },
-         "name" : "Contributions"
+         ]
       }
    ],
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
    "chart" : {
       "type" : "column"
    },
    "title" : {
       "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    },
-   "legend" : {
-      "enabled" : "false"
-   },
    "yAxis" : {
       "min" : 0,
       "title" : {
          "text" : null
       }
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2021-02-06 10:13:01 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index cd46a6c815..a8552142b8 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,10 +1,22 @@
 {
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-02-06 10:02:50 GMT"
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-02-06 10:13:01 GMT"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
+   },
+   "chart" : {
+      "type" : "column"
    },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
             "id" : "001",
             "data" : [
                [
@@ -19,11 +31,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "001"
+            ]
          },
          {
             "name" : "002",
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -37,12 +49,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "002"
+            ]
          },
          {
-            "id" : "003",
-            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -56,7 +65,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "003",
+            "name" : "003"
          },
          {
             "name" : "004",
@@ -77,7 +88,6 @@
             "id" : "004"
          },
          {
-            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -92,9 +102,12 @@
                   12
                ]
             ],
-            "id" : "005"
+            "id" : "005",
+            "name" : "005"
          },
          {
+            "name" : "006",
+            "id" : "006",
             "data" : [
                [
                   "Perl",
@@ -108,11 +121,11 @@
                   "Blog",
                   7
                ]
-            ],
-            "name" : "006",
-            "id" : "006"
+            ]
          },
          {
+            "name" : "007",
+            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -126,11 +139,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "007",
-            "id" : "007"
+            ]
          },
          {
+            "name" : "008",
             "id" : "008",
             "data" : [
                [
@@ -145,8 +157,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008"
+            ]
          },
          {
             "data" : [
@@ -163,11 +174,11 @@
                   13
                ]
             ],
-            "name" : "009",
-            "id" : "009"
+            "id" : "009",
+            "name" : "009"
          },
          {
-            "name" : "010",
+            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -182,11 +193,10 @@
                   11
                ]
             ],
-            "id" : "010"
+            "name" : "010"
          },
          {
             "id" : "011",
-            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -200,10 +210,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "011"
          },
          {
             "name" : "012",
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -217,11 +229,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "012"
+            ]
          },
          {
-            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -236,10 +246,10 @@
                   13
                ]
             ],
-            "id" : "013"
+            "id" : "013",
+            "name" : "013"
          },
          {
-            "name" : "014",
             "data" : [
                [
                   "Perl",
@@ -254,7 +264,8 @@
                   15
                ]
             ],
-            "id" : "014"
+            "id" : "014",
+            "name" : "014"
          },
          {
             "name" : "015",
@@ -275,6 +286,7 @@
             "id" : "015"
          },
          {
+            "id" : "016",
             "data" : [
                [
                   "Perl",
@@ -289,8 +301,7 @@
                   12
                ]
             ],
-            "name" : "016",
-            "id" : "016"
+            "name" : "016"
          },
          {
             "data" : [
@@ -307,12 +318,12 @@
                   12
                ]
             ],
-            "name" : "017",
-            "id" : "017"
+            "id" : "017",
+            "name" : "017"
          },
          {
-            "id" : "018",
             "name" : "018",
+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -329,8 +340,8 @@
             ]
          },
          {
-            "id" : "019",
             "name" : "019",
+            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -361,11 +372,11 @@
                   13
                ]
             ],
-            "name" : "020",
-            "id" : "020"
+            "id" : "020",
+            "name" : "020"
          },
          {
-            "id" : "021",
+            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -380,11 +391,10 @@
                   10
                ]
             ],
-            "name" : "021"
+            "id" : "021"
          },
          {
             "id" : "022",
-            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -398,10 +408,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022"
          },
          {
-            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -416,10 +426,11 @@
                   12
                ]
             ],
+            "id" : "023",
             "name" : "023"
          },
          {
-            "id" : "024",
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -434,10 +445,10 @@
                   11
                ]
             ],
-            "name" : "024"
+            "id" : "024"
          },
          {
-            "name" : "025",
+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -452,10 +463,9 @@
                   12
                ]
             ],
-            "id" : "025"
+            "name" : "025"
          },
          {
-            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -470,9 +480,11 @@
                   10
                ]
             ],
-            "id" : "026"
+            "id" : "026",
+            "name" : "026"
          },
          {
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -487,12 +499,10 @@
                   9
                ]
             ],
-            "name" : "027",
-            "id" : "027"
+            "name" : "027"
          },
          {
             "id" : "028",
-            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -506,7 +516,8 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "028"
          },
          {
             "id" : "029",
@@ -527,7 +538,6 @@
             "name" : "029"
          },
          {
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -542,10 +552,11 @@
                   10
                ]
             ],
-            "id" : "030"
+            "id" : "030",
+            "name" : "030"
          },
          {
-            "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -560,10 +571,9 @@
                   9
                ]
             ],
-            "id" : "031"
+            "name" : "031"
          },
          {
-            "id" : "032",
             "name" : "032",
             "data" : [
                [
@@ -578,11 +588,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "032"
          },
          {
-            "id" : "033",
             "name" : "033",
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -599,7 +610,6 @@
             ]
          },
          {
-            "id" : "034",
             "name" : "034",
             "data" : [
                [
@@ -614,10 +624,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "034"
          },
          {
             "name" : "035",
+            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -631,8 +643,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "035"
+            ]
          },
          {
             "id" : "036",
@@ -653,7 +664,7 @@
             "name" : "036"
          },
          {
-            "name" : "037",
+            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -668,10 +679,9 @@
                   9
                ]
             ],
-            "id" : "037"
+            "name" : "037"
          },
          {
-            "id" : "038",
             "name" : "038",
             "data" : [
                [
@@ -686,9 +696,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "038"
          },
          {
+            "name" : "039",
+            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -702,9 +715,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "039",
-            "id" : "039"
+            ]
          },
          {
             "data" : [
@@ -721,8 +732,8 @@
                   10
                ]
             ],
-            "name" : "040",
-            "id" : "040"
+            "id" : "040",
+            "name" : "040"
          },
          {
             "name" : "041",
@@ -761,8 +772,6 @@
             "id" : "042"
          },
          {
-            "id" : "043",
-            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -776,11 +785,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "043",
+            "name" : "043"
          },
          {
-            "id" : "044",
             "name" : "044",
+            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -797,6 +808,7 @@
             ]
          },
          {
+            "name" : "045",
             "id" : "045",
             "data" : [
                [
@@ -811,11 +823,9 @@
                   "Blog",
                   11
                ]
-            ],