- Added solutions by Lubos Kolouch.

- Added solutions by Adriaan Dens.

17 files changed, 2076 insertions, 2036 deletions

diff --git a/challenge-226/adriaandens/README b/challenge-226/adriaandens/README
new file mode 100644
index 0000000000..60d4ec3943
--- /dev/null
+++ b/challenge-226/adriaandens/README
@@ -0,0 +1 @@
+Solutions by Adriaan Dens.
diff --git a/members.json b/members.json
index 109095c7a5..426953255d 100644
--- a/members.json
+++ b/members.json
@@ -8,6 +8,7 @@
     "abigail"               : "Abigail",
     "adherzog"              : "Adam Herzog",
     "adam-russell"          : "Adam Russell",
+    "adriaandens"           : "Adriaan Dens",
     "aecepoglu"             : "AhmetEmre",
     "ailbhe-tweedie"        : "Ailbhe Tweedie",
     "alex-daniel"           : "Alex Daniel",
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index ed901da43e..b67be615e2 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,4 +1,127 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 226"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 20] Last updated at 2023-07-18 20:06:19 GMT"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "series" : [
+      {
+         "name" : "The Weekly Challenge - 226",
+         "data" : [
+            {
+               "name" : "Adriaan Dens",
+               "y" : 2,
+               "drilldown" : "Adriaan Dens"
+            },
+            {
+               "name" : "Andreas Voegele",
+               "y" : 2,
+               "drilldown" : "Andreas Voegele"
+            },
+            {
+               "name" : "Arne Sommer",
+               "y" : 3,
+               "drilldown" : "Arne Sommer"
+            },
+            {
+               "name" : "Dave Jacoby",
+               "drilldown" : "Dave Jacoby",
+               "y" : 3
+            },
+            {
+               "y" : 2,
+               "drilldown" : "David Ferrone",
+               "name" : "David Ferrone"
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Jaldhar H. Vyas",
+               "name" : "Jaldhar H. Vyas"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "y" : 3,
+               "name" : "Laurent Rosenfeld"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Lubos Kolouch",
+               "name" : "Lubos Kolouch"
+            },
+            {
+               "drilldown" : "Luca Ferrari",
+               "y" : 8,
+               "name" : "Luca Ferrari"
+            },
+            {
+               "name" : "Mark Anderson",
+               "drilldown" : "Mark Anderson",
+               "y" : 2
+            },
+            {
+               "name" : "Niels van Dijke",
+               "y" : 2,
+               "drilldown" : "Niels van Dijke"
+            },
+            {
+               "drilldown" : "Packy Anderson",
+               "y" : 4,
+               "name" : "Packy Anderson"
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith"
+            },
+            {
+               "drilldown" : "PokGoPun",
+               "y" : 2,
+               "name" : "PokGoPun"
+            },
+            {
+               "drilldown" : "Robbie Hatley",
+               "y" : 3,
+               "name" : "Robbie Hatley"
+            },
+            {
+               "drilldown" : "Robert DiCicco",
+               "y" : 2,
+               "name" : "Robert DiCicco"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "y" : 4,
+               "name" : "Roger Bell_West"
+            },
+            {
+               "name" : "Steven Wilson",
+               "y" : 1,
+               "drilldown" : "Steven Wilson"
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "y" : 4,
+               "drilldown" : "Ulrich Rieke"
+            },
+            {
+               "drilldown" : "W. Luis Mochan",
+               "y" : 3,
+               "name" : "W. Luis Mochan"
+            }
+         ],
+         "colorByPoint" : 1
+      }
+   ],
    "drilldown" : {
       "series" : [
          {
@@ -8,11 +131,20 @@
                   2
                ]
             ],
-            "name" : "Andreas Voegele",
-            "id" : "Andreas Voegele"
+            "name" : "Adriaan Dens",
+            "id" : "Adriaan Dens"
+         },
+         {
+            "id" : "Andreas Voegele",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Andreas Voegele"
          },
          {
-            "id" : "Arne Sommer",
             "name" : "Arne Sommer",
             "data" : [
                [
@@ -23,10 +155,10 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Arne Sommer"
          },
          {
-            "id" : "Dave Jacoby",
             "name" : "Dave Jacoby",
             "data" : [
                [
@@ -37,20 +169,21 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Dave Jacoby"
          },
          {
+            "id" : "David Ferrone",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "David Ferrone",
-            "id" : "David Ferrone"
+            "name" : "David Ferrone"
          },
          {
-            "id" : "Jaldhar H. Vyas",
+            "name" : "Jaldhar H. Vyas",
             "data" : [
                [
                   "Perl",
@@ -65,9 +198,10 @@
                   1
                ]
             ],
-            "name" : "Jaldhar H. Vyas"
+            "id" : "Jaldhar H. Vyas"
          },
          {
+            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -82,11 +216,19 @@
                   1
                ]
             ],
-            "name" : "Laurent Rosenfeld",
-            "id" : "Laurent Rosenfeld"
+            "name" : "Laurent Rosenfeld"
+         },
+         {
+            "name" : "Lubos Kolouch",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Lubos Kolouch"
          },
          {
-            "id" : "Luca Ferrari",
             "name" : "Luca Ferrari",
             "data" : [
                [
@@ -97,17 +239,18 @@
                   "Blog",
                   6
                ]
-            ]
+            ],
+            "id" : "Luca Ferrari"
          },
          {
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Mark Anderson",
-            "id" : "Mark Anderson"
+            "name" : "Mark Anderson"
          },
          {
             "data" : [
@@ -120,7 +263,7 @@
             "id" : "Niels van Dijke"
          },
          {
-            "id" : "Packy Anderson",
+            "name" : "Packy Anderson",
             "data" : [
                [
                   "Perl",
@@ -131,9 +274,11 @@
                   2
                ]
             ],
-            "name" : "Packy Anderson"
+            "id" : "Packy Anderson"
          },
          {
+            "id" : "Peter Campbell Smith",
+            "name" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -143,9 +288,7 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Peter Campbell Smith",
-            "id" : "Peter Campbell Smith"
+            ]
          },
          {
             "name" : "PokGoPun",
@@ -172,7 +315,6 @@
             ]
          },
          {
-            "id" : "Robert DiCicco",
             "name" : "Robert DiCicco",
             "data" : [
                [
@@ -183,7 +325,8 @@
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "id" : "Robert DiCicco"
          },
          {
             "id" : "Roger Bell_West",
@@ -200,14 +343,14 @@
             "name" : "Roger Bell_West"
          },
          {
-            "id" : "Steven Wilson",
-            "name" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "name" : "Steven Wilson",
+            "id" : "Steven Wilson"
          },
          {
             "id" : "Ulrich Rieke",
@@ -239,136 +382,23 @@
          }
       ]
    },
-   "title" : {
-      "text" : "The Weekly Challenge - 226"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 18] Last updated at 2023-07-18 17:57:24 GMT"
-   },
-   "series" : [
-      {
-         "name" : "The Weekly Challenge - 226",
-         "data" : [
-            {
-               "name" : "Andreas Voegele",
-               "y" : 2,
-               "drilldown" : "Andreas Voegele"
-            },
-            {
-               "drilldown" : "Arne Sommer",
-               "y" : 3,
-               "name" : "Arne Sommer"
-            },
-            {
-               "name" : "Dave Jacoby",
-               "y" : 3,
-               "drilldown" : "Dave Jacoby"
-            },
-            {
-               "name" : "David Ferrone",
-               "y" : 2,
-               "drilldown" : "David Ferrone"
-            },
-            {
-               "drilldown" : "Jaldhar H. Vyas",
-               "name" : "Jaldhar H. Vyas",
-               "y" : 5
-            },
-            {
-               "drilldown" : "Laurent Rosenfeld",
-               "y" : 3,
-               "name" : "Laurent Rosenfeld"
-            },
-            {
-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari",
-               "y" : 8
-            },
-            {
-               "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Packy Anderson",
-               "y" : 4,
-               "name" : "Packy Anderson"
-            },
-            {
-               "name" : "Peter Campbell Smith",
-               "y" : 3,
-               "drilldown" : "Peter Campbell Smith"
-            },
-            {
-               "name" : "PokGoPun",
-               "y" : 2,
-               "drilldown" : "PokGoPun"
-            },
-            {
-               "drilldown" : "Robbie Hatley",
-               "y" : 3,
-               "name" : "Robbie Hatley"
-            },
-            {
-               "name" : "Robert DiCicco",
-               "y" : 2,
-               "drilldown" : "Robert DiCicco"
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "y" : 4,
-               "name" : "Roger Bell_West"
-            },
-            {
-               "name" : "Steven Wilson",
-               "y" : 1,
-               "drilldown" : "Steven Wilson"
-            },
-            {
-               "drilldown" : "Ulrich Rieke",
-               "y" : 4,
-               "name" : "Ulrich Rieke"
-            },
-            {
-               "y" : 3,
-               "name" : "W. Luis Mochan",
-               "drilldown" : "W. Luis Mochan"
-            }
-         ],
-         "colorByPoint" : 1
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
-   ],
-   "xAxis" : {
-      "type" : "category"
    },
    "plotOptions" : {
       "series" : {
-         "borderWidth" : 0,
          "dataLabels" : {
             "enabled" : 1,
             "format" : "{point.y}"
-         }
+         },
+         "borderWidth" : 0
       }
    },
-   "legend" : {
-      "enabled" : 0
-   },
    "tooltip" : {
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><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/>"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+      "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 6f8ef6ca31..643bd18014 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,35 +1,38 @@
 {
-   "chart" : {
-      "type" : "column"
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
    },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2023]"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
-   "subtitle" : {
-      "text" : "Last updated at 2023-07-18 17:57:24 GMT"
+   "chart" : {
+      "type" : "column"
    },
    "xAxis" : {
-      "type" : "category",
       "labels" : {
          "style" : {
             "fontFamily" : "Verdana, sans-serif",
             "fontSize" : "13px"
          }
-      }
+      },
+      "type" : "category"
    },
    "series" : [
       {
          "dataLabels" : {
+            "y" : 10,
             "rotation" : -90,
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
             "align" : "right",
+            "color" : "#FFFFFF",
             "format" : "{point.y:.0f}",
             "enabled" : "true",
-            "color" : "#FFFFFF",
-            "y" : 10
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            }
          },
          "data" : [
             [
@@ -38,7 +41,7 @@
             ],
             [
                "Perl",
-               11547
+               11551
             ],
             [
                "Raku",
@@ -48,16 +51,13 @@
          "name" : "Contributions"
       }
    ],
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
    "legend" : {
       "enabled" : "false"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2023-07-18 20:06:19 GMT"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2023]"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 01de21c969..9f4abea264 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,13 +1,22 @@
 {
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2023-07-18 17:57:24 GMT"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
-   "title" : {
-      "text" : "The Weekly Challenge Language"
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
    },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -22,11 +31,9 @@
                   11
                ]
             ],
-            "name" : "001",
             "id" : "001"
          },
          {
-            "name" : "002",
             "data" : [
                [
                   "Perl",
@@ -41,9 +48,11 @@
                   10
                ]
             ],
+            "name" : "002",
             "id" : "002"
          },
          {
+            "id" : "003",
             "name" : "003",
             "data" : [
                [
@@ -58,11 +67,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "003"
+            ]
          },
          {
-            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -77,11 +84,10 @@
                   10
                ]
             ],
-            "name" : "004"
+            "name" : "004",
+            "id" : "004"
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          {
-            "id" : "005",
-            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -95,9 +101,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "005",
+            "id" : "005"
          },
          {
+            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -112,7 +121,6 @@
                   7
                ]
             ],
-            "name" : "006",
             "id" : "006"
          },
          {
@@ -134,7 +142,6 @@
             "id" : "007"
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-            "id" : "008",
             "name" : "008",
             "data" : [
                [
@@ -149,7 +156,8 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "008"
          },
          {
             "data" : [
@@ -170,6 +178,7 @@
             "id" : "009"
          },
          {
+            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -184,11 +193,10 @@
                   11
                ]
             ],
-            "name" : "010",
-            "id" : "010"
+            "name" : "010"
          },
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-            "id" : "011",
+            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -203,11 +211,10 @@
                   10
                ]
             ],
-            "name" : "011"
+            "id" : "011"
          },
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             "id" : "012",
-            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -221,10 +228,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "012"
          },
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             "name" : "013",
             "data" : [
                [
@@ -239,7 +246,8 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "013"
          },
          {
             "id" : "014",
@@ -278,7 +286,6 @@
             "id" : "015"
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             "data" : [
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@@ -293,7 +300,8 @@
                   "Blog",
                   13
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-            ]
+            ],
+            "id" : "016"
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          {
             "id" : "017",
@@ -314,7 +322,7 @@
             "name" : "017"
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-            "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -329,10 +337,10 @@
                   14
                ]
             ],
-            "name" : "018"
+            "id" : "018"
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-            "id" : "019",
+            "name" : "019",
             "data" : [
                [
                   "Perl",
@@ -347,7 +355,7 @@
                   13
                ]
             ],
-            "name" : "019"
+            "id" : "019"
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@@ -386,8 +394,6 @@
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-            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -401,9 +407,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022",
+            "id" : "022"
          },
          {
+            "id" : "023",
             "name" : "023",
             "data" : [
                [
@@ -418,10 +427,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "023"
+            ]
          },
          {
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -436,11 +445,9 @@
                   11
                ]
             ],
-            "name" : "024",
             "id" : "024"
          },
          {
-            "name" : "025",
             "data" : [
                [
                   "Perl",
@@ -455,9 +462,11 @@
                   12
                ]
             ],
+            "name" : "025",
             "id" : "025"
          },
          {
+            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -472,12 +481,9 @@
                   10
                ]
             ],
-            "name" : "026",
-            "id" : "026"
+            "name" : "026"
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-            "id" : "027",
-            "name" : "027",
             "data" : [
                [
                   "Perl",
@@ -491,11 +497,12 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "027",
+            "id" : "027"
          },
          {
             "id" : "028",
-            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -509,10 +516,10 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "028"
          },
          {
-            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -527,10 +534,10 @@
                   12
                ]
             ],
+            "name" : "029",
             "id" : "029"
          },
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-            "id" : "030",
             "name" : "030",
             "data" : [
                [
@@ -545,11 +552,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "030"
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          {
             "id" : "031",
-            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -563,7 +570,8 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "031"
          },
          {
             "data" : [
@@ -584,8 +592,6 @@
             "id" : "032"
          },
          {
-            "id" : "033",
-            "name" : "033",
             "data" : [
                [
                   "Perl",
@@ -599,10 +605,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "033",
+            "id" : "033"
          },
          {
-            "name" : "034",
+            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -617,10 +625,11 @@
                   11
                ]
             ],
-            "id" : "034"
+            "name" : "034"
          },
          {
             "id" : "035",
+            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -634,10 +643,11 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "035"
+            ]
          },
          {
+            "id" : "036",
+            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -651,13 +661,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "036",
-            "id" : "036"
+            ]
          },
          {
-            "id" : "037",
-            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -671,7 +677,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "037",
+            "id" : "037"
          },
          {
             "data" : [
@@ -692,8 +700,6 @@
             "id" : "038"
          },
          {
-            "id" : "039",
-            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -707,7 +713,9 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "039",
+            "id" : "039"
          },
          {
             "id" : "040",
@@ -728,7 +736,7 @@
             ]
          },
          {
-            "name" : "041",
+            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -743,10 +751,9 @@
                   9
                ]
             ],
-            "id" : "041"
+            "name" : "041"
          },
          {
-            "id" : "042",
             "name" : "042",
             "data" : [
                [
@@ -761,9 +768,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "042"
          },
          {
+            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -778,11 +787,9 @@
                   11
                ]
             ],
-            "name" : "043",
             "id" : "043"
          },
          {
-            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -797,9 +804,11 @@
                   11
                ]
             ],
-            "name" : "044"
+            "name" : "044",
+            "id" : "044"
          },
          {
+            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -814,8 +823,7 @@
                   11
                ]
             ],
-            "name" : "045",
-            "id" : "045"
+            "name" : "045"