- Added solutions by Niels van Dijke.

- Added solutions by Ulrich Rieke.
- Added solutions by Robert DiCicco.
- Added solutions by Laurent Rosenfeld.
- Added solutions by Peter Meszaros.
- Added solutions by Mark Anderson.
- Added solutions by Lubos Kolouch.
- Added solutions by Ali Moradi.
- Added solutions by Dave Jacoby.
- Added solutions by Peter Campbell Smith.
- Added solutions by W. Luis Mochan.
- Added solutions by Steven Wilson.
- Added solutions by Thomas Kohler.
- Added solutions by E. Choroba.
- Added solutions by Bob Lied.

17 files changed, 3082 insertions, 2712 deletions

diff --git a/stats/pwc-challenge-211.json b/stats/pwc-challenge-211.json
index f4596b5134..b76b68d8a8 100644
--- a/stats/pwc-challenge-211.json
+++ b/stats/pwc-challenge-211.json
@@ -1,45 +1,56 @@
 {
-   "subtitle" : {
-      "text" : "[Champions: 38] Last updated at 2023-05-04 08:21:29 GMT"
+   "xAxis" : {
+      "type" : "category"
    },
-   "chart" : {
-      "type" : "column"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
-   "title" : {
-      "text" : "The Weekly Challenge - 211"
+   "subtitle" : {
+      "text" : "[Champions: 39] Last updated at 2023-07-31 23:22:30 GMT"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
    },
    "series" : [
       {
          "data" : [
             {
                "name" : "Arne Sommer",
-               "drilldown" : "Arne Sommer",
-               "y" : 3
+               "y" : 3,
+               "drilldown" : "Arne Sommer"
             },
             {
+               "name" : "Athanasius",
                "y" : 4,
-               "drilldown" : "Athanasius",
-               "name" : "Athanasius"
+               "drilldown" : "Athanasius"
             },
             {
-               "y" : 3,
+               "name" : "Avery Adams",
                "drilldown" : "Avery Adams",
-               "name" : "Avery Adams"
+               "y" : 3
             },
             {
                "y" : 2,
-               "name" : "BarrOff",
-               "drilldown" : "BarrOff"
+               "drilldown" : "BarrOff",
+               "name" : "BarrOff"
             },
             {
-               "y" : 3,
                "name" : "Bob Lied",
+               "y" : 3,
                "drilldown" : "Bob Lied"
             },
             {
-               "name" : "Bruce Gray",
                "drilldown" : "Bruce Gray",
-               "y" : 2
+               "y" : 2,
+               "name" : "Bruce Gray"
             },
             {
                "y" : 2,
@@ -47,9 +58,14 @@
                "name" : "Carlos Oliveira"
             },
             {
+               "y" : 2,
                "drilldown" : "Cheok-Yin Fung",
-               "name" : "Cheok-Yin Fung",
-               "y" : 2
+               "name" : "Cheok-Yin Fung"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
             },
             {
                "y" : 2,
@@ -57,14 +73,14 @@
                "name" : "David Ferrone"
             },
             {
-               "y" : 2,
+               "name" : "Duncan C. White",
                "drilldown" : "Duncan C. White",
-               "name" : "Duncan C. White"
+               "y" : 2
             },
             {
+               "drilldown" : "E. Choroba",
                "y" : 2,
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba"
+               "name" : "E. Choroba"
             },
             {
                "name" : "Feng Chang",
@@ -72,33 +88,33 @@
                "y" : 2
             },
             {
+               "drilldown" : "Flavio Poletti",
                "y" : 6,
-               "name" : "Flavio Poletti",
-               "drilldown" : "Flavio Poletti"
+               "name" : "Flavio Poletti"
             },
             {
-               "drilldown" : "Jaldhar H. Vyas",
                "name" : "Jaldhar H. Vyas",
+               "drilldown" : "Jaldhar H. Vyas",
                "y" : 5
             },
             {
                "y" : 3,
-               "name" : "James Smith",
-               "drilldown" : "James Smith"
+               "drilldown" : "James Smith",
+               "name" : "James Smith"
             },
             {
-               "y" : 2,
                "drilldown" : "Jan Krnavek",
+               "y" : 2,
                "name" : "Jan Krnavek"
             },
             {
+               "name" : "Jorg Sommrey",
                "y" : 2,
-               "drilldown" : "Jorg Sommrey",
-               "name" : "Jorg Sommrey"
+               "drilldown" : "Jorg Sommrey"
             },
             {
-               "y" : 5,
                "drilldown" : "Laurent Rosenfeld",
+               "y" : 5,
                "name" : "Laurent Rosenfeld"
             },
             {
@@ -107,63 +123,63 @@
                "name" : "Leo Manfredi"
             },
             {
-               "drilldown" : "Lubos Kolouch",
                "name" : "Lubos Kolouch",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Lubos Kolouch"
             },
             {
                "y" : 8,
-               "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari"
+               "drilldown" : "Luca Ferrari",
+               "name" : "Luca Ferrari"
             },
             {
                "drilldown" : "Mariano Spadaccini",
-               "name" : "Mariano Spadaccini",
-               "y" : 1
+               "y" : 1,
+               "name" : "Mariano Spadaccini"
             },
             {
+               "name" : "Mark Anderson",
                "y" : 2,
-               "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson"
+               "drilldown" : "Mark Anderson"
             },
             {
-               "y" : 1,
                "drilldown" : "Matthew Neleigh",
+               "y" : 1,
                "name" : "Matthew Neleigh"
             },
             {
-               "drilldown" : "Matthias Muth",
                "name" : "Matthias Muth",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Matthias Muth"
             },
             {
-               "y" : 2,
                "name" : "Paulo Custodio",
-               "drilldown" : "Paulo Custodio"
+               "drilldown" : "Paulo Custodio",
+               "y" : 2
             },
             {
                "y" : 3,
-               "name" : "Peter Campbell Smith",
-               "drilldown" : "Peter Campbell Smith"
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith"
             },
             {
-               "y" : 2,
                "drilldown" : "Peter Meszaros",
+               "y" : 2,
                "name" : "Peter Meszaros"
             },
             {
-               "y" : 4,
                "drilldown" : "Pip Stuart",
+               "y" : 4,
                "name" : "Pip Stuart"
             },
             {
-               "y" : 3,
                "name" : "Robbie Hatley",
-               "drilldown" : "Robbie Hatley"
+               "drilldown" : "Robbie Hatley",
+               "y" : 3
             },
             {
-               "y" : 4,
                "name" : "Robert DiCicco",
+               "y" : 4,
                "drilldown" : "Robert DiCicco"
             },
             {
@@ -177,63 +193,51 @@
                "y" : 5
             },
             {
-               "name" : "Simon Green",
+               "y" : 3,
                "drilldown" : "Simon Green",
-               "y" : 3
+               "name" : "Simon Green"
             },
             {
-               "y" : 2,
+               "name" : "Solathian",
                "drilldown" : "Solathian",
-               "name" : "Solathian"
+               "y" : 2
             },
             {
+               "drilldown" : "Thomas Kohler",
                "y" : 4,
-               "name" : "Thomas Kohler",
-               "drilldown" : "Thomas Kohler"
+               "name" : "Thomas Kohler"
             },
             {
-               "drilldown" : "Ulrich Rieke",
                "name" : "Ulrich Rieke",
-               "y" : 3
+               "y" : 3,
+               "drilldown" : "Ulrich Rieke"
             },
             {
+               "drilldown" : "W. Luis Mochan",
                "y" : 3,
-               "name" : "W. Luis Mochan",
-               "drilldown" : "W. Luis Mochan"
+               "name" : "W. Luis Mochan"
             }
          ],
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 211"
+         "name" : "The Weekly Challenge - 211",
+         "colorByPoint" : 1
       }
    ],
-   "legend" : {
-      "enabled" : 0
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
+   "chart" : {
+      "type" : "column"
    },
    "tooltip" : {
-      "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/>"
-   },
-   "xAxis" : {
-      "type" : "category"
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "title" : {
+      "text" : "The Weekly Challenge - 211"
    },
    "drilldown" : {
       "series" : [
          {
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -243,12 +247,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Arne Sommer",
-            "id" : "Arne Sommer"
+            ]
          },
          {
-            "id" : "Athanasius",
             "name" : "Athanasius",
             "data" : [
                [
@@ -259,7 +260,8 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Athanasius"
          },
          {
             "id" : "Avery Adams",
@@ -276,16 +278,17 @@
             ]
          },
          {
-            "name" : "BarrOff",
-            "id" : "BarrOff",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "BarrOff",
+            "id" : "BarrOff"
          },
          {
+            "name" : "Bob Lied",
             "data" : [
                [
                   "Perl",
@@ -296,12 +299,11 @@
                   1
                ]
             ],
-            "id" : "Bob Lied",
-            "name" : "Bob Lied"
+            "id" : "Bob Lied"
          },
          {
-            "name" : "Bruce Gray",
             "id" : "Bruce Gray",
+            "name" : "Bruce Gray",
             "data" : [
                [
                   "Raku",
@@ -310,34 +312,34 @@
             ]
          },
          {
+            "id" : "Carlos Oliveira",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Carlos Oliveira",
-            "id" : "Carlos Oliveira"
+            "name" : "Carlos Oliveira"
          },
          {
-            "id" : "Cheok-Yin Fung",
             "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Cheok-Yin Fung"
          },
          {
-            "name" : "David Ferrone",
-            "id" : "David Ferrone",
+            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Dave Jacoby"
          },
          {
             "data" : [
@@ -346,22 +348,32 @@
                   2
                ]
             ],
+            "name" : "David Ferrone",
+            "id" : "David Ferrone"
+         },
+         {
+            "id" : "Duncan C. White",
             "name" : "Duncan C. White",
-            "id" : "Duncan C. White"
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
          },
          {
+            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "E. Choroba",
             "name" : "E. Choroba"
          },
          {
-            "name" : "Feng Chang",
             "id" : "Feng Chang",
+            "name" : "Feng Chang",
             "data" : [
                [
                   "Raku",
@@ -370,7 +382,6 @@
             ]
          },
          {
-            "name" : "Flavio Poletti",
             "id" : "Flavio Poletti",
             "data" : [
                [
@@ -385,11 +396,10 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Flavio Poletti"
          },
          {
-            "id" : "Jaldhar H. Vyas",
-            "name" : "Jaldhar H. Vyas",
             "data" : [
                [
                   "Perl",
@@ -403,11 +413,11 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Jaldhar H. Vyas",
+            "id" : "Jaldhar H. Vyas"
          },
          {
-            "name" : "James Smith",
-            "id" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -417,17 +427,19 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "James Smith",
+            "id" : "James Smith"
          },
          {
-            "name" : "Jan Krnavek",
             "id" : "Jan Krnavek",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Jan Krnavek"
          },
          {
             "data" : [
@@ -440,8 +452,8 @@
             "id" : "Jorg Sommrey"
          },
          {
-            "name" : "Laurent Rosenfeld",
             "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -458,26 +470,27 @@
             ]
          },
          {
-            "id" : "Leo Manfredi",
             "name" : "Leo Manfredi",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "id" : "Leo Manfredi"
          },
          {
+            "id" : "Lubos Kolouch",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Lubos Kolouch",
-            "id" : "Lubos Kolouch"
+            "name" : "Lubos Kolouch"
          },
          {
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -488,62 +501,59 @@
                   6
                ]
             ],
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari"
+            "name" : "Luca Ferrari"
          },
          {
+            "name" : "Mariano Spadaccini",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Mariano Spadaccini",
             "id" : "Mariano Spadaccini"
          },
          {
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson",
             "name" : "Mark Anderson"
          },
          {
-            "id" : "Matthew Neleigh",
-            "name" : "Matthew Neleigh",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "name" : "Matthew Neleigh",
+            "id" : "Matthew Neleigh"
          },
          {
             "id" : "Matthias Muth",
-            "name" : "Matthias Muth",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Matthias Muth"
          },
          {
-            "name" : "Paulo Custodio",
             "id" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Paulo Custodio"
          },
          {
-            "name" : "Peter Campbell Smith",
-            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -553,7 +563,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith"
          },
          {
             "data" : [
@@ -566,7 +578,6 @@
             "id" : "Peter Meszaros"
          },
          {
-            "name" : "Pip Stuart",
             "id" : "Pip Stuart",
             "data" : [
                [
@@ -577,10 +588,10 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Pip Stuart"
          },
          {
-            "id" : "Robbie Hatley",
             "name" : "Robbie Hatley",
             "data" : [
                [
@@ -591,7 +602,8 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Robbie Hatley"
          },
          {
             "data" : [
@@ -604,18 +616,18 @@
                   2
                ]
             ],
-            "id" : "Robert DiCicco",
-            "name" : "Robert DiCicco"
+            "name" : "Robert DiCicco",
+            "id" : "Robert DiCicco"
          },
          {
+            "name" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Robert Ransbottom",
-            "name" : "Robert Ransbottom"
+            "id" : "Robert Ransbottom"
          },
          {
             "id" : "Roger Bell_West",
@@ -636,8 +648,6 @@
             ]
          },
          {
-            "name" : "Simon Green",
-            "id" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -647,19 +657,22 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Simon Green",
+            "id" : "Simon Green"
          },
          {
+            "name" : "Solathian",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Solathian",
             "id" : "Solathian"
          },
          {
+            "id" : "Thomas Kohler",
             "data" : [
                [
                   "Perl",
@@ -670,10 +683,11 @@
                   2
                ]
             ],
-            "id" : "Thomas Kohler",
             "name" : "Thomas Kohler"
          },
          {
+            "id" : "Ulrich Rieke",
+            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -683,12 +697,9 @@
                   "Raku",
                   1
                ]
-            ],
-            "name" : "Ulrich Rieke",
-            "id" : "Ulrich Rieke"
+            ]
          },
          {
-            "name" : "W. Luis Mochan",
             "id" : "W. Luis Mochan",
             "data" : [
                [
@@ -699,8 +710,12 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "W. Luis Mochan"
          }
       ]
+   },
+   "legend" : {
+      "enabled" : 0
    }
 }
diff --git a/stats/pwc-challenge-227.json b/stats/pwc-challenge-227.json
new file mode 100644
index 0000000000..b5ce5528e9
--- /dev/null
+++ b/stats/pwc-challenge-227.json
@@ -0,0 +1,718 @@
+{
+   "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/>"
+   },
+   "drilldown" : {
+      "series" : [
+         {
+            "name" : "Ali Moradi",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Ali Moradi"
+         },
+         {
+            "id" : "Andreas Voegele",
+            "name" : "Andreas Voegele",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "id" : "Andrew Shitov",
+            "name" : "Andrew Shitov",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ]
+         },
+         {
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Athanasius",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Athanasius"
+         },
+         {
+            "name" : "Avery Adams",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "id" : "Avery Adams"
+         },
+         {
+            "id" : "BarrOff",
+            "name" : "BarrOff",
+            "data" : [
+               [
+                  "Raku",
+                  1
+               ]
+            ]
+         },
+         {
+            "id" : "Bruce Gray",
+            "name" : "Bruce Gray",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "Cheok-Yin Fung",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "id" : "Cheok-Yin Fung"
+         },
+         {
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
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