- Added solutions by Niels van Dijke.

12 files changed, 1055 insertions, 1040 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 8c397d0aa1..30b7e35487 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,7 +1,113 @@
 {
+   "series" : [
+      {
+         "name" : "Perl Weekly Challenge - 077",
+         "colorByPoint" : 1,
+         "data" : [
+            {
+               "name" : "Andinus",
+               "drilldown" : "Andinus",
+               "y" : 2
+            },
+            {
+               "y" : 5,
+               "name" : "Andrew Shitov",
+               "drilldown" : "Andrew Shitov"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba"
+            },
+            {
+               "name" : "Feng Chang",
+               "drilldown" : "Feng Chang",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey"
+            },
+            {
+               "name" : "Laurent Rosenfeld",
+               "drilldown" : "Laurent Rosenfeld",
+               "y" : 5
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Mohammad S Anwar",
+               "name" : "Mohammad S Anwar"
+            },
+            {
+               "drilldown" : "Myoungjin Jeon",
+               "name" : "Myoungjin Jeon",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Niels van Dijke",
+               "name" : "Niels van Dijke"
+            },
+            {
+               "name" : "Nuno Vieira",
+               "drilldown" : "Nuno Vieira",
+               "y" : 2
+            },
+            {
+               "name" : "P6steve",
+               "drilldown" : "P6steve",
+               "y" : 2
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Roger Bell_West",
+               "name" : "Roger Bell_West"
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Walt Mankowski",
+               "name" : "Walt Mankowski"
+            }
+         ]
+      }
+   ],
+   "chart" : {
+      "type" : "column"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
+   },
    "drilldown" : {
       "series" : [
          {
+            "id" : "Andinus",
             "data" : [
                [
                   "Perl",
@@ -12,12 +118,11 @@
                   1
                ]
             ],
-            "name" : "Andinus",
-            "id" : "Andinus"
+            "name" : "Andinus"
          },
          {
-            "id" : "Andrew Shitov",
             "name" : "Andrew Shitov",
+            "id" : "Andrew Shitov",
             "data" : [
                [
                   "Perl",
@@ -34,34 +139,34 @@
             ]
          },
          {
+            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Dave Jacoby",
             "id" : "Dave Jacoby"
          },
          {
-            "name" : "E. Choroba",
             "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "E. Choroba"
          },
          {
-            "id" : "Feng Chang",
-            "name" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Feng Chang",
+            "name" : "Feng Chang"
          },
          {
             "data" : [
@@ -70,10 +175,11 @@
                   2
                ]
             ],
-            "name" : "Jorg Sommrey",
-            "id" : "Jorg Sommrey"
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey"
          },
          {
+            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -88,20 +194,20 @@
                   1
                ]
             ],
-            "name" : "Laurent Rosenfeld",
             "id" : "Laurent Rosenfeld"
          },
          {
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson",
             "name" : "Mark Anderson"
          },
          {
+            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -112,8 +218,7 @@
                   2
                ]
             ],
-            "id" : "Mohammad S Anwar",
-            "name" : "Mohammad S Anwar"
+            "id" : "Mohammad S Anwar"
          },
          {
             "data" : [
@@ -126,26 +231,37 @@
             "name" : "Myoungjin Jeon"
          },
          {
-            "id" : "Nuno Vieira",
-            "name" : "Nuno Vieira",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Niels van Dijke",
+            "name" : "Niels van Dijke"
          },
          {
+            "id" : "Nuno Vieira",
             "data" : [
                [
-                  "Raku",
+                  "Perl",
                   2
                ]
             ],
+            "name" : "Nuno Vieira"
+         },
+         {
             "name" : "P6steve",
-            "id" : "P6steve"
+            "id" : "P6steve",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ]
          },
          {
+            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -160,22 +276,19 @@
                   1
                ]
             ],
-            "id" : "Roger Bell_West",
-            "name" : "Roger Bell_West"
+            "id" : "Roger Bell_West"
          },
          {
+            "name" : "Simon Proctor",
+            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Simon Proctor",
-            "id" : "Simon Proctor"
+            ]
          },
          {
-            "id" : "Ulrich Rieke",
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -185,11 +298,11 @@
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "id" : "Ulrich Rieke",
+            "name" : "Ulrich Rieke"
          },
          {
-            "id" : "Walt Mankowski",
-            "name" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
@@ -199,130 +312,32 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Walt Mankowski",
+            "name" : "Walt Mankowski"
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 16] Last updated at 2020-09-11 09:20:12 GMT"
+   "legend" : {
+      "enabled" : 0
+   },
+   "xAxis" : {
+      "type" : "category"
    },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge - 077",
-         "colorByPoint" : 1,
-         "data" : [
-            {
-               "drilldown" : "Andinus",
-               "name" : "Andinus",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Andrew Shitov",
-               "name" : "Andrew Shitov",
-               "y" : 5
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby",
-               "y" : 2
-            },
-            {
-               "y" : 2,
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba"
-            },
-            {
-               "name" : "Feng Chang",
-               "y" : 2,
-               "drilldown" : "Feng Chang"
-            },
-            {
-               "drilldown" : "Jorg Sommrey",
-               "name" : "Jorg Sommrey",
-               "y" : 2
-            },
-            {
-               "y" : 5,
-               "name" : "Laurent Rosenfeld",
-               "drilldown" : "Laurent Rosenfeld"
-            },
-            {
-               "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "y" : 4,
-               "name" : "Mohammad S Anwar",
-               "drilldown" : "Mohammad S Anwar"
-            },
-            {
-               "drilldown" : "Myoungjin Jeon",
-               "y" : 2,
-               "name" : "Myoungjin Jeon"
-            },
-            {
-               "drilldown" : "Nuno Vieira",
-               "name" : "Nuno Vieira",
-               "y" : 2
-            },
-            {
-               "drilldown" : "P6steve",
-               "y" : 2,
-               "name" : "P6steve"
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 5
-            },
-            {
-               "y" : 2,
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
-            },
-            {
-               "drilldown" : "Ulrich Rieke",
-               "y" : 2,
-               "name" : "Ulrich Rieke"
-            },
-            {
-               "name" : "Walt Mankowski",
-               "y" : 3,
-               "drilldown" : "Walt Mankowski"
-            }
-         ]
-      }
-   ],
    "title" : {
       "text" : "Perl Weekly Challenge - 077"
    },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
    },
-   "xAxis" : {
-      "type" : "category"
-   },
    "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/>",
-      "followPointer" : 1
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "legend" : {
-      "enabled" : 0
+   "subtitle" : {
+      "text" : "[Champions: 17] Last updated at 2020-09-11 16:35:20 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index bd6a234cab..040bcce09b 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,37 +1,34 @@
 {
+   "subtitle" : {
+      "text" : "Last updated at 2020-09-11 16:35:20 GMT"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
    "yAxis" : {
+      "min" : 0,
       "title" : {
          "text" : null
-      },
-      "min" : 0
+      }
    },
    "xAxis" : {
       "labels" : {
          "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
          }
       },
       "type" : "category"
    },
-   "subtitle" : {
-      "text" : "Last updated at 2020-09-11 09:20:12 GMT"
+   "legend" : {
+      "enabled" : "false"
    },
    "series" : [
       {
          "name" : "Contributions",
-         "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "enabled" : "true",
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "y" : 10,
-            "align" : "right",
-            "rotation" : -90,
-            "color" : "#FFFFFF"
-         },
          "data" : [
             [
                "Blog",
@@ -39,25 +36,28 @@
             ],
             [
                "Perl",
-               3226
+               3228
             ],
             [
                "Raku",
                2105
             ]
-         ]
+         ],
+         "dataLabels" : {
+            "color" : "#FFFFFF",
+            "y" : 10,
+            "rotation" : -90,
+            "format" : "{point.y:.0f}",
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "enabled" : "true",
+            "align" : "right"
+         }
       }
    ],
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
    "chart" : {
       "type" : "column"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index cd40a1684d..54cfc6d592 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,8 +1,13 @@
 {
+   "xAxis" : {
+      "type" : "category"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
    "drilldown" : {
       "series" : [
          {
-            "name" : "001",
             "id" : "001",
             "data" : [
                [
@@ -17,11 +22,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "001"
          },
          {
-            "name" : "002",
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -35,11 +39,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "002",
+            "name" : "002"
          },
          {
             "id" : "003",
-            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -53,9 +58,12 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "003"
          },
          {
+            "name" : "004",
+            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -69,12 +77,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "004",
-            "id" : "004"
+            ]
          },
          {
-            "id" : "005",
             "name" : "005",
             "data" : [
                [
@@ -89,7 +94,8 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "005"
          },
          {
             "data" : [
@@ -106,8 +112,8 @@
                   7
                ]
             ],
-            "name" : "006",
-            "id" : "006"
+            "id" : "006",
+            "name" : "006"
          },
          {
             "data" : [
@@ -146,7 +152,6 @@
             ]
          },
          {
-            "name" : "009",
             "id" : "009",
             "data" : [
                [
@@ -161,11 +166,10 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "009"
          },
          {
-            "name" : "010",
-            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -179,9 +183,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "010",
+            "name" : "010"
          },
          {
+            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -196,12 +203,11 @@
                   10
                ]
             ],
-            "id" : "011",
-            "name" : "011"
+            "id" : "011"
          },
          {
-            "id" : "012",
             "name" : "012",
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -218,6 +224,7 @@
             ]
          },
          {
+            "id" : "013",
             "data" : [
                [
                   "Perl",
@@ -232,7 +239,6 @@
                   13
                ]
             ],
-            "id" : "013",
             "name" : "013"
          },
          {
@@ -250,10 +256,12 @@
                   15
                ]
             ],
-            "name" : "014",
-            "id" : "014"
+            "id" : "014",
+            "name" : "014"
          },
          {
+            "name" : "015",
+            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -267,13 +275,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "015",
-            "id" : "015"
+            ]
          },
          {
-            "id" : "016",
-            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -287,9 +291,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "016",
+            "name" : "016"
          },
          {
+            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -304,8 +311,7 @@
                   12
                ]
             ],
-            "id" : "017",
-            "name" : "017"
+            "id" : "017"
          },
          {
             "data" : [
@@ -326,7 +332,6 @@
             "name" : "018"
          },
          {
-            "id" : "019",
             "name" : "019",
             "data" : [
                [
@@ -341,10 +346,10 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "019"
          },
          {
-            "name" : "020",
             "id" : "020",
             "data" : [
                [
@@ -359,7 +364,8 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "020"
          },
          {
             "data" : [
@@ -380,7 +386,6 @@
             "name" : "021"
          },
          {
-            "name" : "022",
             "id" : "022",
             "data" : [
                [
@@ -395,11 +400,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022"
          },
          {
-            "id" : "023",
-            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -413,11 +417,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "023",
+            "name" : "023"
          },
          {
-            "id" : "024",
             "name" : "024",
+            "id" : "024",
             "data" : [
                [
                   "Perl",
@@ -434,6 +440,8 @@
             ]
          },
          {
+            "name" : "025",
+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -447,13 +455,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "025",
-            "name" : "025"
+            ]
          },
          {
-            "name" : "026",
-            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -467,9 +471,13 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "026",
+            "name" : "026"
          },
          {
+            "name" : "027",
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -483,9 +491,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "027",
-            "name" : "027"
+            ]
          },
          {
             "data" : [
@@ -507,7 +513,6 @@
          },
          {
             "id" : "029",
-            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -521,11 +526,10 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "029"
          },
          {
-            "id" : "030",
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -539,9 +543,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "030",
+            "name" : "030"
          },
          {
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -556,12 +563,11 @@
                   9
                ]
             ],
-            "id" : "031",
-            "name" : "031"
+            "id" : "031"
          },
          {
-            "id" : "032",
             "name" : "032",
+            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -579,7 +585,6 @@
          },
          {
             "name" : "033",
-            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -593,10 +598,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "033"
          },
          {
-            "name" : "034",
             "id" : "034",
             "data" : [
                [
@@ -611,11 +616,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "034"
          },
          {
             "id" : "035",
-            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -629,9 +634,12 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "035"
          },
          {
+            "name" : "036",
+            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -645,13 +653,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "036",
-            "name" : "036"
+            ]
          },
          {
             "id" : "037",
-            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -665,11 +670,10 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "037"
          },
          {
-            "name" : "038",
-            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -683,11 +687,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "038",
+            "name" : "038"
          },
          {
-            "name" : "039",
-            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -701,10 +705,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "039",
+            "name" : "039"
          },
          {
-            "id" : "040",
             "name" : "040",
             "data" : [
                [
@@ -719,7 +724,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "040"
          },
          {
             "data" : [
@@ -740,8 +746,6 @@
             "name" : "041"
          },
          {
-            "name" : "042",
-            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -755,9 +759,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "042",
+            "name" : "042"
          },
          {
+            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -772,10 +779,10 @@
                   11
                ]
             ],
-            "id" : "043",
             "name" : "043"
          },
          {
+            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -790,10 +797,11 @@
                   11
                ]
             ],
-            "id" : "044",
-            "name" : "044"
+            "id" : "044"
          },
          {
+            "name" : "045",
+            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -807,11 +815,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "045",
-            "name" : "045"
+            ]
          },
          {
+            "name" : "046",
+            "id" : "046",
             "data" : [
                [
                   "Perl",
@@ -825,13 +833,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "046",
-            "name" : "046"
+            ]
          },
          {
-            "id" : "047",
-            "name" : "047",
             "data" : [
                [
                   "Perl",
@@ -845,7 +849,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "047",
+            "name" : "047"
          },
          {
             "data" : [
@@ -866,6 +872,7 @@
             "name" : "048"
          },
          {
+            "id" : "049",
             "data" : [
                [
                   "Perl",
@@ -880,8 +887,7 @@
                   12
                ]
             ],
-            "name" : "049",
-            "id" : "049"
+            "name" : "049"
          },
          {
             "data" : [
@@ -903,7 +909,6 @@
          },
          {
             "id" : "051",
-            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -917,7 +922,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "051"