- Added solutions by Niels van Dijke.

14 files changed, 1261 insertions, 1246 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 4b9241d26f..9853632987 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -2,6 +2,7 @@
    "drilldown" : {
       "series" : [
          {
+            "name" : "Abigail",
             "id" : "Abigail",
             "data" : [
                [
@@ -12,21 +13,19 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Abigail"
+            ]
          },
          {
+            "name" : "Cheok-Yin Fung",
+            "id" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Cheok-Yin Fung",
-            "name" : "Cheok-Yin Fung"
+            ]
          },
          {
-            "id" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -41,20 +40,20 @@
                   2
                ]
             ],
+            "id" : "Flavio Poletti",
             "name" : "Flavio Poletti"
          },
          {
             "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Jorg Sommrey"
+            ]
          },
          {
-            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -69,11 +68,10 @@
                   1
                ]
             ],
+            "id" : "Laurent Rosenfeld",
             "name" : "Laurent Rosenfeld"
          },
          {
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -83,21 +81,21 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari"
          },
          {
+            "id" : "Mark Anderson",
+            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson",
-            "name" : "Mark Anderson"
+            ]
          },
          {
-            "name" : "Mohammad S Anwar",
-            "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -107,7 +105,9 @@
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "name" : "Mohammad S Anwar",
+            "id" : "Mohammad S Anwar"
          },
          {
             "data" : [
@@ -116,11 +116,22 @@
                   2
                ]
             ],
+            "id" : "Niels van Dijke",
+            "name" : "Niels van Dijke"
+         },
+         {
             "id" : "Paulo Custodio",
-            "name" : "Paulo Custodio"
+            "name" : "Paulo Custodio",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
          },
          {
             "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -130,21 +141,19 @@
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Roger Bell_West"
+            ]
          },
          {
-            "name" : "Simon Proctor",
-            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Simon Proctor",
+            "name" : "Simon Proctor"
          },
          {
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -155,10 +164,10 @@
                   2
                ]
             ],
+            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke"
          },
          {
-            "name" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -169,32 +178,36 @@
                   1
                ]
             ],
+            "name" : "W. Luis Mochan",
             "id" : "W. Luis Mochan"
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 13] Last updated at 2021-10-29 05:39:38 GMT"
-   },
-   "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
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 136"
-   },
    "chart" : {
       "type" : "column"
    },
+   "legend" : {
+      "enabled" : 0
+   },
+   "subtitle" : {
+      "text" : "[Champions: 14] Last updated at 2021-10-29 05:53:58 GMT"
+   },
    "xAxis" : {
       "type" : "category"
    },
-   "legend" : {
-      "enabled" : 0
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
    },
    "series" : [
       {
+         "name" : "The Weekly Challenge - 136",
+         "colorByPoint" : 1,
          "data" : [
             {
                "drilldown" : "Abigail",
@@ -207,14 +220,14 @@
                "name" : "Cheok-Yin Fung"
             },
             {
-               "drilldown" : "Flavio Poletti",
                "y" : 6,
-               "name" : "Flavio Poletti"
+               "name" : "Flavio Poletti",
+               "drilldown" : "Flavio Poletti"
             },
             {
-               "drilldown" : "Jorg Sommrey",
+               "y" : 2,
                "name" : "Jorg Sommrey",
-               "y" : 2
+               "drilldown" : "Jorg Sommrey"
             },
             {
                "name" : "Laurent Rosenfeld",
@@ -227,57 +240,59 @@
                "drilldown" : "Luca Ferrari"
             },
             {
-               "y" : 2,
                "name" : "Mark Anderson",
+               "y" : 2,
                "drilldown" : "Mark Anderson"
             },
             {
-               "y" : 2,
+               "drilldown" : "Mohammad S Anwar",
                "name" : "Mohammad S Anwar",
-               "drilldown" : "Mohammad S Anwar"
+               "y" : 2
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "y" : 2,
+               "name" : "Niels van Dijke"
             },
             {
-               "drilldown" : "Paulo Custodio",
+               "y" : 2,
                "name" : "Paulo Custodio",
-               "y" : 2
+               "drilldown" : "Paulo Custodio"
             },
             {
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 4
+               "y" : 4,
+               "name" : "Roger Bell_West"
             },
             {
-               "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor",
                "y" : 2,
-               "drilldown" : "Simon Proctor"
+               "name" : "Simon Proctor"
             },
             {
-               "drilldown" : "Ulrich Rieke",
                "name" : "Ulrich Rieke",
-               "y" : 4
+               "y" : 4,
+               "drilldown" : "Ulrich Rieke"
             },
             {
                "drilldown" : "W. Luis Mochan",
-               "name" : "W. Luis Mochan",
-               "y" : 3
+               "y" : 3,
+               "name" : "W. Luis Mochan"
             }
-         ],
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 136"
+         ]
       }
    ],
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
+   "title" : {
+      "text" : "The Weekly Challenge - 136"
    },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
+   },
+   "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 6d1a667e74..0336c87044 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,16 +1,4 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2021-10-29 05:39:37 GMT"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "xAxis" : {
       "labels" : {
          "style" : {
@@ -20,29 +8,18 @@
       },
       "type" : "category"
    },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "yAxis" : {
-      "min" : 0,
       "title" : {
          "text" : null
-      }
+      },
+      "min" : 0
    },
    "series" : [
       {
-         "dataLabels" : {
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "format" : "{point.y:.0f}",
-            "align" : "right",
-            "color" : "#FFFFFF",
-            "enabled" : "true",
-            "rotation" : -90,
-            "y" : 10
-         },
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -50,14 +27,37 @@
             ],
             [
                "Perl",
-               6496
+               6498
             ],
             [
                "Raku",
                3956
             ]
          ],
-         "name" : "Contributions"
+         "dataLabels" : {
+            "align" : "right",
+            "rotation" : -90,
+            "enabled" : "true",
+            "color" : "#FFFFFF",
+            "y" : 10,
+            "format" : "{point.y:.0f}",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            }
+         }
       }
-   ]
+   ],
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2021-10-29 05:53:58 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "legend" : {
+      "enabled" : "false"
+   }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index f5ad948f74..086c76661f 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,20 +1,17 @@
 {
+   "tooltip" : {
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>",
+      "followPointer" : "true"
+   },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
    },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
    "series" : [
       {
+         "name" : "The Weekly Challenge Languages",
          "colorByPoint" : "true",
          "data" : [
             {
@@ -24,38 +21,38 @@
             },
             {
                "drilldown" : "002",
-               "y" : 125,
-               "name" : "#002"
+               "name" : "#002",
+               "y" : 125
             },
             {
-               "drilldown" : "003",
+               "y" : 81,
                "name" : "#003",
-               "y" : 81
+               "drilldown" : "003"
             },
             {
+               "drilldown" : "004",
                "y" : 99,
-               "name" : "#004",
-               "drilldown" : "004"
+               "name" : "#004"
             },
             {
-               "drilldown" : "005",
+               "y" : 78,
                "name" : "#005",
-               "y" : 78
+               "drilldown" : "005"
             },
             {
-               "name" : "#006",
                "y" : 58,
+               "name" : "#006",
                "drilldown" : "006"
             },
             {
-               "y" : 64,
                "name" : "#007",
+               "y" : 64,
                "drilldown" : "007"
             },
             {
-               "drilldown" : "008",
+               "y" : 78,
                "name" : "#008",
-               "y" : 78
+               "drilldown" : "008"
             },
             {
                "y" : 76,
@@ -68,13 +65,13 @@
                "drilldown" : "010"
             },
             {
-               "name" : "#011",
+               "drilldown" : "011",
                "y" : 85,
-               "drilldown" : "011"
+               "name" : "#011"
             },
             {
-               "name" : "#012",
                "y" : 89,
+               "name" : "#012",
                "drilldown" : "012"
             },
             {
@@ -83,14 +80,14 @@
                "y" : 85
             },
             {
-               "name" : "#014",
                "y" : 101,
+               "name" : "#014",
                "drilldown" : "014"
             },
             {
-               "name" : "#015",
+               "drilldown" : "015",
                "y" : 99,
-               "drilldown" : "015"
+               "name" : "#015"
             },
             {
                "name" : "#016",
@@ -104,38 +101,38 @@
             },
             {
                "drilldown" : "018",
-               "name" : "#018",
-               "y" : 81
+               "y" : 81,
+               "name" : "#018"
             },
             {
-               "name" : "#019",
                "y" : 103,
+               "name" : "#019",
                "drilldown" : "019"
             },
             {
-               "drilldown" : "020",
+               "y" : 101,
                "name" : "#020",
-               "y" : 101
+               "drilldown" : "020"
             },
             {
+               "drilldown" : "021",
                "y" : 72,
-               "name" : "#021",
-               "drilldown" : "021"
+               "name" : "#021"
             },
             {
                "drilldown" : "022",
-               "name" : "#022",
-               "y" : 68
+               "y" : 68,
+               "name" : "#022"
             },
             {
-               "drilldown" : "023",
                "name" : "#023",
-               "y" : 97
+               "y" : 97,
+               "drilldown" : "023"
             },
             {
                "drilldown" : "024",
-               "name" : "#024",
-               "y" : 75
+               "y" : 75,
+               "name" : "#024"
             },
             {
                "y" : 59,
@@ -143,19 +140,19 @@
                "drilldown" : "025"
             },
             {
+               "drilldown" : "026",
                "name" : "#026",
-               "y" : 74,
-               "drilldown" : "026"
+               "y" : 74
             },
             {
                "drilldown" : "027",
-               "name" : "#027",
-               "y" : 60
+               "y" : 60,
+               "name" : "#027"
             },
             {
+               "drilldown" : "028",
                "y" : 80,
-               "name" : "#028",
-               "drilldown" : "028"
+               "name" : "#028"
             },
             {
                "drilldown" : "029",
@@ -163,19 +160,19 @@
                "name" : "#029"
             },
             {
-               "drilldown" : "030",
+               "name" : "#030",
                "y" : 117,
-               "name" : "#030"
+               "drilldown" : "030"
             },
             {
+               "drilldown" : "031",
                "name" : "#031",
-               "y" : 89,
-               "drilldown" : "031"
+               "y" : 89
             },
             {
+               "drilldown" : "032",
                "y" : 94,
-               "name" : "#032",
-               "drilldown" : "032"
+               "name" : "#032"
             },
             {
                "drilldown" : "033",
@@ -183,14 +180,14 @@
                "name" : "#033"
             },
             {
-               "drilldown" : "034",
+               "name" : "#034",
                "y" : 64,
-               "name" : "#034"
+               "drilldown" : "034"
             },
             {
-               "y" : 64,
+               "drilldown" : "035",
                "name" : "#035",
-               "drilldown" : "035"
+               "y" : 64
             },
             {
                "drilldown" : "036",
@@ -198,9 +195,9 @@
                "name" : "#036"
             },
             {
-               "drilldown" : "037",
+               "y" : 67,
                "name" : "#037",
-               "y" : 67
+               "drilldown" : "037"
             },
             {
                "drilldown" : "038",
@@ -209,8 +206,8 @@
             },
             {
                "drilldown" : "039",
-               "y" : 62,
-               "name" : "#039"
+               "name" : "#039",
+               "y" : 62
             },
             {
                "drilldown" : "040",
@@ -219,8 +216,8 @@
             },
             {
                "drilldown" : "041",
-               "name" : "#041",
-               "y" : 76
+               "y" : 76,
+               "name" : "#041"
             },
             {
                "name" : "#042",
@@ -233,14 +230,14 @@
                "drilldown" : "043"
             },
             {
-               "y" : 85,
                "name" : "#044",
+               "y" : 85,
                "drilldown" : "044"
             },
             {
                "drilldown" : "045",
-               "y" : 96,
-               "name" : "#045"
+               "name" : "#045",
+               "y" : 96
             },
             {
                "name" : "#046",
@@ -248,24 +245,24 @@
                "drilldown" : "046"
             },
             {
-               "drilldown" : "047",
+               "y" : 84,
                "name" : "#047",
-               "y" : 84
+               "drilldown" : "047"
             },
             {
-               "name" : "#048",
+               "drilldown" : "048",
                "y" : 108,
-               "drilldown" : "048"
+               "name" : "#048"
             },
             {
-               "name" : "#049",
                "y" : 89,
+               "name" : "#049",
                "drilldown" : "049"
             },
             {
-               "name" : "#050",
+               "drilldown" : "050",
                "y" : 98,
-               "drilldown" : "050"
+               "name" : "#050"
             },
             {
                "drilldown" : "051",
@@ -283,29 +280,29 @@
                "y" : 101
             },
             {
-               "name" : "#054",
+               "drilldown" : "054",
                "y" : 103,
-               "drilldown" : "054"
+               "name" : "#054"
             },
             {
-               "name" : "#055",
                "y" : 88,
+               "name" : "#055",
                "drilldown" : "055"
             },
             {
-               "y" : 95,
                "name" : "#056",
+               "y" : 95,
                "drilldown" : "056"
             },
             {
                "drilldown" : "057",
-               "y" : 80,
-               "name" : "#057"
+               "name" : "#057",
+               "y" : 80
             },
             {
-               "drilldown" : "058",
                "name" : "#058",
-               "y" : 69
+               "y" : 69,
+               "drilldown" : "058"
             },
             {
                "y" : 89,
@@ -313,39 +310,39 @@
                "drilldown" : "059"
             },
             {
+               "drilldown" : "060",
                "y" : 85,
-               "name" : "#060",
-               "drilldown" : "060"
+               "name" : "#060"
             },
             {
-               "drilldown" : "061",
                "y" : 81,
-               "name" : "#061"
+               "name" : "#061",
+               "drilldown" : "061"
             },
             {
-               "drilldown" : "062",
+               "name" : "#062",
                "y" : 58,
-               "name" : "#062"
+               "drilldown" : "062"
             },
             {
-               "drilldown" : "063",
+               "name" : "#063",
                "y" : 89,
-               "name" : "#063"
+               "drilldown" : "063"
             },
             {
+               "drilldown" : "064",
                "y" : 80,
-               "name" : "#064",
-               "drilldown" : "064"
+               "name" : "#064"
             },
             {
-               "drilldown" : "065",
+               "y" : 73,
                "name" : "#065",
-               "y" : 73
+               "drilldown" : "065"
             },
             {
-               "drilldown" : "066",
                "name" : "#066",
-               "y" : 84
+               "y" : 84,
+               "drilldown" : "066"
             },
             {
                "y" : 90,
@@ -358,13 +355,13 @@
                "name" : "#068"
             },
             {
-               "y" : 83,
+               "drilldown" : "069",
                "name" : "#069",
-               "drilldown" : "069"
+               "y" : 83
             },
             {
-               "name" : "#070",
                "y" : 93,
+               "name" : "#070",
                "drilldown" : "070"
             },
             {
@@ -378,19 +375,19 @@
                "drilldown" : "072"
             },
             {
-               "drilldown" : "073",
                "y" : 110,
-               "name" : "#073"
+               "name" : "#073",
+               "drilldown" : "073"
             },
             {
-               "drilldown" : "074",
+               "name" : "#074",
                "y" : 115,
-               "name" : "#074"
+               "drilldown" : "074"
             },
             {
+               "drilldown" : "075",
                "y" : 115,
-               "name" : "#075",
-               "drilldown" : "075"
+               "name" : "#075"
             },
             {
                "drilldown" : "076",
@@ -398,23 +395,23 @@
                "y" : 99
             },
             {
-               "drilldown" : "077",
+               "name" : "#077",
                "y" : 98,
-               "name" : "#077"
+               "drilldown" : "077"
             },
             {
-               "name" : "#078",
+               "drilldown" : "078",
                "y" : 127,
-               "drilldown" : "078"
+               "name" : "#078"
             },
             {
+               "drilldown" : "079",
                "name" : "#079",
-               "y" : 122,
-               "drilldown" : "079"
+               "y" : 122
             },
             {
-               "y" : 127,
                "name" : "#080",
+               "y" : 127,
                "drilldown" : "080"
             },
             {
@@ -423,29 +420,29 @@
                "name" : "#081"
             },
             {
-               "drilldown" : "082",
                "y" : 114,
-               "name" : "#082"
+               "name" : "#082",
+               "drilldown" : "082"
             },
             {
+               "drilldown" : "083",
                "y" : 127,
-               "name" : "#083",
-               "drilldown" : "083"
+               "name" : "#083"
             },
             {
-               "drilldown" : "084",
+               "name" : "#084",
                "y" : 119,
-               "name" : "#084"
+               "drilldown" : "084"
             },
             {
-               "name" : "#085",
+               "drilldown" : "085",
                "y" : 114,
-               "drilldown" : "085"
+               "name" : "#085"
             },
             {
                "drilldown" : "086",
-               "y" : 104,
-               "name" : "#086"
+               "name" : "#086",
+               "y" : 104
             },
             {
                "drilldown" : "087",
@@ -454,38 +451,38 @@
             },
             {
                "drilldown" : "088",
-               "y" : 121,
-               "name" : "#088"
+               "name" : "#088",
+               "y" : 121
             },
             {
-               "y" : 113,
+               "drilldown" : "089",
                "name" : "#089",
-               "drilldown" : "089"
+               "y" : 113
             },
             {
                "drilldown" : "090",
-               "name" : "#090",
-               "y" : 113
+               "y" : 113,
+               "name" : "#090"
             },
             {
                "drilldown" : "091",
-               "name" : "#091",
-               "y" : 108
+               "y" : 108,
+               "name" : "#091"
             },
             {
                "drilldown" : "092",
-               "name" : "#092",
-               "y" : 98
+               "y" : 98,
+               "name" : "#092"
             },
             {
                "drilldown" : "093",
-               "y" : 87,
-               "name" : "#093"
+               "name" : "#093",
+               "y" : 87
             },
             {
-               "drilldown" : "094",
                "y" : 87,
-               "name" : "#094"
+               "name" : "#094",
+               "drilldown" : "094"
             },
             {
                "drilldown" : "095",
@@ -503,9 +500,9 @@
                "y" : 111
             },
             {
-               "drilldown" : "098",
                "y" : 108,
-               "name" : "#098"
+               "name" : "#098",
+               "drilldown" : "098"
             },
             {
                "drilldown" : "099",
@@ -513,29 +510,29 @@
                "name" : "#099"
             },
             {
-               "name" : "#100",
                "y" : 120,
+               "name" : "#100",
                "drilldown" : "100"
             },
             {
-               "drilldown" : "101",
                "y" : 83,
-               "name" : "#101"
+               "name" : "#101",
+               "drilldown" : "101"
             },
             {
-               "drilldown" : "102",
+               "name" : "#102",
                "y" : 90,
-               "name" : "#102"
+               "drilldown" : "102"
             },
             {
-               "y" : 79,
+               "drilldown" : "103",
                "name" : "#103",
-               "drilldown" : "103"
+               "y" : 79
             },
             {
+               "drilldown" : "104",
                "y" : 85,
-               "name" : "#104",
-               "drilldown" : "104"
+               "name" : "#104"
             },
             {
                "drilldown" : "105",
@@ -543,9 +540,9 @@
                "name" : "#105"
             },
             {
-               "drilldown" : "106",
+               "y" : 97,
                "name" : "#106",
-               "y" : 97
+               "drilldown" : "106"
             },
             {
                "name" : "#107",
@@ -559,18 +556,18 @@
             },
             {
                "drilldown" : "109",
-               "name" : "#109",
-               "y" : 107
+               "y" : 107,
+               "name" : "#109"
             },
             {
-               "drilldown" : "110",
                "y" : 108,
-               "name" : "#110"