- Added solution by Lubos Kolouch.

11 files changed, 998 insertions, 983 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 207a820652..9b65e4943c 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,120 +1,22 @@
 {
-   "title" : {
-      "text" : "Perl Weekly Challenge - 058"
-   },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge - 058",
-         "colorByPoint" : 1,
-         "data" : [
-            {
-               "y" : 4,
-               "drilldown" : "Arne Sommer",
-               "name" : "Arne Sommer"
-            },
-            {
-               "drilldown" : "Cheok-Yin Fung",
-               "y" : 1,
-               "name" : "Cheok-Yin Fung"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "E. Choroba",
-               "name" : "E. Choroba"
-            },
-            {
-               "name" : "Jared Martin",
-               "y" : 3,
-               "drilldown" : "Jared Martin"
-            },
-            {
-               "name" : "Javier Luque",
-               "drilldown" : "Javier Luque",
-               "y" : 5
-            },
-            {
-               "name" : "Jorg Sommrey",
-               "drilldown" : "Jorg Sommrey",
-               "y" : 1
-            },
-            {
-               "name" : "Laurent Rosenfeld",
-               "y" : 5,
-               "drilldown" : "Laurent Rosenfeld"
-            },
-            {
-               "y" : 1,
-               "drilldown" : "Leo Manfredi",
-               "name" : "Leo Manfredi"
-            },
-            {
-               "y" : 4,
-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson"
-            },
-            {
-               "name" : "Mohammad S Anwar",
-               "drilldown" : "Mohammad S Anwar",
-               "y" : 4
-            },
-            {
-               "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West",
-               "y" : 2
-            },
-            {
-               "name" : "Simon Proctor",
-               "y" : 2,
-               "drilldown" : "Simon Proctor"
-            },
-            {
-               "name" : "Wanderdoc",
-               "drilldown" : "Wanderdoc",
-               "y" : 2
-            },
-            {
-               "name" : "Yet Ebreo",
-               "y" : 2,
-               "drilldown" : "Yet Ebreo"
-            }
-         ]
-      }
-   ],
-   "subtitle" : {
-      "text" : "[Champions: 15] Last updated at 2020-05-02 15:21:02 GMT"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
    "chart" : {
       "type" : "column"
    },
    "plotOptions" : {
       "series" : {
+         "borderWidth" : 0,
          "dataLabels" : {
             "format" : "{point.y}",
             "enabled" : 1
-         },
-         "borderWidth" : 0
+         }
       }
    },
+   "xAxis" : {
+      "type" : "category"
+   },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -129,30 +31,32 @@
                   1
                ]
             ],
+            "name" : "Arne Sommer",
             "id" : "Arne Sommer"
          },
          {
+            "id" : "Cheok-Yin Fung",
             "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Cheok-Yin Fung"
+            ]
          },
          {
-            "name" : "E. Choroba",
-            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "E. Choroba",
+            "name" : "E. Choroba"
          },
          {
             "name" : "Jared Martin",
+            "id" : "Jared Martin",
             "data" : [
                [
                   "Perl",
@@ -162,12 +66,11 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Jared Martin"
+            ]
          },
          {
-            "name" : "Javier Luque",
             "id" : "Javier Luque",
+            "name" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -194,6 +97,7 @@
             "name" : "Jorg Sommrey"
          },
          {
+            "name" : "Laurent Rosenfeld",
             "id" : "Laurent Rosenfeld",
             "data" : [
                [
@@ -208,21 +112,31 @@
                   "Blog",
                   1
                ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
             ],
-            "name" : "Laurent Rosenfeld"
+            "id" : "Leo Manfredi",
+            "name" : "Leo Manfredi"
          },
          {
-            "name" : "Leo Manfredi",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "id" : "Leo Manfredi"
+            "id" : "Lubos Kolouch",
+            "name" : "Lubos Kolouch"
          },
          {
             "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -232,20 +146,21 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Luca Ferrari"
+            ]
          },
          {
+            "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson",
-            "name" : "Mark Anderson"
+            ]
          },
          {
+            "id" : "Mohammad S Anwar",
+            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -255,29 +170,27 @@
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mohammad S Anwar",
-            "name" : "Mohammad S Anwar"
+            ]
          },
          {
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West"
          },
          {
-            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Simon Proctor"
+            "name" : "Simon Proctor",
+            "id" : "Simon Proctor"
          },
          {
             "name" : "Wanderdoc",
@@ -290,8 +203,8 @@
             ]
          },
          {
-            "name" : "Yet Ebreo",
             "id" : "Yet Ebreo",
+            "name" : "Yet Ebreo",
             "data" : [
                [
                   "Perl",
@@ -301,9 +214,111 @@
          }
       ]
    },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 058"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 16] Last updated at 2020-05-02 15:23:11 GMT"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
    "tooltip" : {
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
       "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/>"
+   },
+   "series" : [
+      {
+         "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 058",
+         "data" : [
+            {
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer",
+               "y" : 4
+            },
+            {
+               "y" : 1,
+               "name" : "Cheok-Yin Fung",
+               "drilldown" : "Cheok-Yin Fung"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Jared Martin",
+               "name" : "Jared Martin"
+            },
+            {
+               "drilldown" : "Javier Luque",
+               "name" : "Javier Luque",
+               "y" : 5
+            },
+            {
+               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 5
+            },
+            {
+               "drilldown" : "Leo Manfredi",
+               "name" : "Leo Manfredi",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Lubos Kolouch",
+               "name" : "Lubos Kolouch",
+               "y" : 1
+            },
+            {
+               "name" : "Luca Ferrari",
+               "drilldown" : "Luca Ferrari",
+               "y" : 4
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Mohammad S Anwar",
+               "name" : "Mohammad S Anwar",
+               "y" : 4
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 2
+            },
+            {
+               "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Wanderdoc",
+               "name" : "Wanderdoc",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "name" : "Yet Ebreo",
+               "drilldown" : "Yet Ebreo"
+            }
+         ]
+      }
+   ],
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index d4b551f824..209dc79aa1 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,4 +1,19 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
@@ -6,23 +21,10 @@
       "enabled" : "false"
    },
    "subtitle" : {
-      "text" : "Last updated at 2020-05-02 15:21:02 GMT"
+      "text" : "Last updated at 2020-05-02 15:23:10 GMT"
    },
    "series" : [
       {
-         "name" : "Contributions",
-         "dataLabels" : {
-            "color" : "#FFFFFF",
-            "enabled" : "true",
-            "y" : 10,
-            "format" : "{point.y:.0f}",
-            "rotation" : -90,
-            "align" : "right",
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            }
-         },
          "data" : [
             [
                "Blog",
@@ -30,34 +32,32 @@
             ],
             [
                "Perl",
-               2447
+               2448
             ],
             [
                "Raku",
                1535
             ]
-         ]
+         ],
+         "name" : "Contributions",
+         "dataLabels" : {
+            "rotation" : -90,
+            "enabled" : "true",
+            "format" : "{point.y:.0f}",
+            "color" : "#FFFFFF",
+            "align" : "right",
+            "y" : 10,
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            }
+         }
       }
    ],
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "yAxis" : {
       "title" : {
          "text" : null
       },
       "min" : 0
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      }
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index d4805d1f3f..7c43a41b32 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,7 +1,24 @@
 {
+   "xAxis" : {
+      "type" : "category"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
+            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -15,13 +32,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "001",
-            "name" : "001"
+            ]
          },
          {
-            "name" : "002",
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -35,11 +48,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "002",
+            "name" : "002"
          },
          {
-            "name" : "003",
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -53,11 +66,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "003",
+            "id" : "003"
          },
          {
-            "name" : "004",
-            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -71,7 +84,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "004",
+            "id" : "004"
          },
          {
             "data" : [
@@ -93,6 +108,7 @@
          },
          {
             "id" : "006",
+            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -106,11 +122,9 @@
                   "Blog",
                   7
                ]
-            ],
-            "name" : "006"
+            ]
          },
          {
-            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -125,10 +139,10 @@
                   10
                ]
             ],
-            "name" : "007"
+            "name" : "007",
+            "id" : "007"
          },
          {
-            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -143,10 +157,12 @@
                   12
                ]
             ],
+            "name" : "008",
             "id" : "008"
          },
          {
             "id" : "009",
+            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -160,8 +176,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "009"
+            ]
          },
          {
             "name" : "010",
@@ -182,6 +197,7 @@
             ]
          },
          {
+            "name" : "011",
             "id" : "011",
             "data" : [
                [
@@ -196,11 +212,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "011"
+            ]
          },
          {
-            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -215,7 +229,8 @@
                   11
                ]
             ],
-            "id" : "012"
+            "id" : "012",
+            "name" : "012"
          },
          {
             "data" : [
@@ -232,10 +247,12 @@
                   13
                ]
             ],
-            "id" : "013",
-            "name" : "013"
+            "name" : "013",
+            "id" : "013"
          },
          {
+            "id" : "014",
+            "name" : "014",
             "data" : [
                [
                   "Perl",
@@ -249,11 +266,11 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "014",
-            "name" : "014"
+            ]
          },
          {
+            "id" : "015",
+            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -267,11 +284,10 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "015",
-            "name" : "015"
+            ]
          },
          {
+            "name" : "016",
             "id" : "016",
             "data" : [
                [
@@ -286,11 +302,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "016"
+            ]
          },
          {
-            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -305,10 +319,10 @@
                   12
                ]
             ],
+            "id" : "017",
             "name" : "017"
          },
          {
-            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -323,11 +337,10 @@
                   14
                ]
             ],
-            "id" : "018"
+            "id" : "018",
+            "name" : "018"
          },
          {
-            "name" : "019",
-            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -341,7 +354,9 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "019",
+            "name" : "019"
          },
          {
             "name" : "020",
@@ -380,8 +395,8 @@
             ]
          },
          {
-            "name" : "022",
             "id" : "022",
+            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -416,6 +431,8 @@
             "name" : "023"
          },
          {
+            "id" : "024",
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -429,12 +446,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "024",
-            "name" : "024"
+            ]
          },
          {
             "id" : "025",
+            "name" : "025",
             "data" : [
                [
                   "Perl",
@@ -448,10 +464,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "025"
+            ]
          },
          {
+            "id" : "026",
             "name" : "026",
             "data" : [
                [
@@ -466,10 +482,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "026"
+            ]
          },
          {
+            "id" : "027",
+            "name" : "027",
             "data" : [
                [
                   "Perl",
@@ -483,12 +500,11 @@
                   "Blog",
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                ]
-            ],
-            "id" : "027",
-            "name" : "027"
+            ]
          },
          {
             "name" : "028",
+            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -502,12 +518,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "028"
+            ]
          },
          {
-            "name" : "029",
-            "id" : "029",
             "data" : [
                [
                   "Perl",
@@ -521,10 +534,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "029",
+            "id" : "029"
          },
          {
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -539,11 +553,10 @@
                   10
                ]
             ],
+            "name" : "030",
             "id" : "030"
          },
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-            "name" : "031",
-            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -557,10 +570,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "031",
+            "name" : "031"
          },
          {
-            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -575,10 +589,12 @@
                   10
                ]
             ],
-            "id" : "032"
+            "id" : "032",
+            "name" : "032"
          },
          {
             "name" : "033",
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -592,12 +608,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033"
+            ]
          },
          {
-            "name" : "034",
-            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -611,11 +624,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "034",
+            "name" : "034"
          },
          {
-            "name" : "035",
-            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -629,10 +642,13 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "035",
+            "name" : "035"
          },
          {
             "name" : "036",
+            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -646,10 +662,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "036"
+            ]
          },
          {
+            "id" : "037",
             "name" : "037",
             "data" : [
                [
@@ -664,11 +680,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "037"
+            ]
          },
          {
-            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -683,10 +697,10 @@
                   12
                ]
             ],
-            "name" : "038"
+            "name" : "038",
+            "id" : "038"
          },
          {
-            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -701,9 +715,12 @@
                   12
                ]
             ],
+            "id" : "039",
             "name" : "039"
          },
          {
+            "id" : "040",
+            "name" : "040",
             "data" : [
                [
                   "Perl",
@@ -717,11 +734,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "040",
-            "name" : "040"
+            ]
          },
          {
+            "id" : "041",
+            "name" : "041",
             "data" : [
                [
                   "Perl",
@@ -735,12 +752,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "041",
-            "name" : "041"
+            ]
          },
          {
-            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -755,10 +769,10 @@
                   11
                ]
             ],
-            "id" : "042"
+            "id" : "042",
+            "name" : "042"
          },
          {
-            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -773,10 +787,10 @@
                   10
                ]
             ],
+            "id" : "043",
             "name" : "043"
          },
          {
-            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -791,11 +805,10 @@
                   10
                ]
             ],
+            "name" : "044",
             "id" : "044"
          },
          {
-            "name" : "045",
-            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -809,9 +822,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "045",
+            "name" : "045"
          },
          {
+            "name" : "046",
             "id" : "046",
             "data" : [
                [
@@ -826,10 +842,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "046"
+            ]
          },
          {
+            "name" : "047",
             "id" : "047",
             "data" : [
                [
@@ -844,11 +860,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "047"
+            ]
          },
          {
             "id" : "048",
+            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -862,10 +878,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "048"
+            ]
          },
          {
+            "id" : "049",
             "name" : "049",
             "data" : [
                [
@@ -880,12 +896,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "049"
+            ]
          },
          {
-            "name" : "050",
-            "id" : "050",
             "data" : [
                [
                   "Perl",
@@ -899,10 +912,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "050",
+            "id" : "050"
          },
          {
             "name" : "051",
+            "id" : "051",
             "data" : [
                [
                   "Perl",
@@ -916,12 +932,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "051"
+            ]
          },
          {
-            "name" : "052",
-            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -935,10 +948,11 @@
                   "Blog",
                   14
                ]