- Added solutions by Eric Cheung.

- Added solutions by Jan Krnavek.
- Added solutions by W. Luis Mochan.
- Added solutions by Lubos Kolouch.
- Added solutions by Robbie Hatley.
- Added solutions by Paulo Custodio.
- Added solutions by Niels van Dijke.
- Added solutions by Conor Hoekstra.
- Added solutions by Bob Lied.
- Added solutions by Luca Ferrari.

23 files changed, 3532 insertions, 3318 deletions

diff --git a/stats/pwc-challenge-288.json b/stats/pwc-challenge-288.json
new file mode 100644
index 0000000000..5535887ddf
--- /dev/null
+++ b/stats/pwc-challenge-288.json
@@ -0,0 +1,544 @@
+{
+   "subtitle" : {
+      "text" : "[Champions: 28] Last updated at 2024-09-30 14:28:18 GMT"
+   },
+   "drilldown" : {
+      "series" : [
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
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+            "name" : "Andre Ploger",
+            "id" : "Andre Ploger"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Athanasius",
+            "name" : "Athanasius"
+         },
+         {
+            "name" : "BarrOff",
+            "id" : "BarrOff",
+            "data" : [
+               [
+                  "Raku",
+                  1
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Bob Lied",
+            "id" : "Bob Lied"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
+         },
+         {
+            "id" : "David Ferrone",
+            "name" : "David Ferrone",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "E. Choroba",
+            "id" : "E. Choroba",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Feng Chang",
+            "name" : "Feng Chang"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  1
+               ]
+            ],
+            "id" : "Jan Krnavek",
+            "name" : "Jan Krnavek"
+         },
+         {
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Kjetil Skotheim",
+            "id" : "Kjetil Skotheim",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  1
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld"
+         },
+         {
+            "id" : "Lubos Kolouch",
+            "name" : "Lubos Kolouch",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  3
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+         },
+         {
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+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
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+            "name" : "Matthias Muth",
+            "id" : "Matthias Muth"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "id" : "Niels van Dijke",
+            "name" : "Niels van Dijke"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Packy Anderson",
+            "name" : "Packy Anderson"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Paulo Custodio",
+            "name" : "Paulo Custodio"
+         },
+         {
+            "id" : "Peter Campbell Smith",
+            "name" : "Peter Campbell Smith",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "id" : "Reinier Maliepaard",
+            "name" : "Reinier Maliepaard",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Robbie Hatley",
+            "id" : "Robbie Hatley",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West"
+         },
+         {
+            "id" : "Simon Green",
+            "name" : "Simon Green",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "id" : "Torgny Lyon",
+            "name" : "Torgny Lyon",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "name" : "Wanderdoc",
+            "id" : "Wanderdoc"
+         }
+      ]
+   },
+   "tooltip" : {
+      "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/>"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 288"
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "name" : "Andre Ploger",
+               "drilldown" : "Andre Ploger",
+               "y" : 3
+            },
+            {
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer",
+               "y" : 3
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Athanasius",
+               "name" : "Athanasius"
+            },
+            {
+               "drilldown" : "BarrOff",
+               "name" : "BarrOff",
+               "y" : 1
+            },
+            {
+               "y" : 2,
+               "name" : "Bob Lied",
+               "drilldown" : "Bob Lied"
+            },
+            {
+               "y" : 2,
+               "name" : "Dave Jacoby",
+               "drilldown" : "Dave Jacoby"
+            },
+            {
+               "drilldown" : "David Ferrone",
+               "name" : "David Ferrone",
+               "y" : 2
+            },
+            {
+               "name" : "E. Choroba",
+               "drilldown" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Feng Chang",
+               "name" : "Feng Chang",
+               "y" : 2
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Jan Krnavek",
+               "name" : "Jan Krnavek"
+            },
+            {
+               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey",
+               "y" : 3
+            },
+            {
+               "drilldown" : "Kjetil Skotheim",
+               "name" : "Kjetil Skotheim",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 3
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Lubos Kolouch",
+               "name" : "Lubos Kolouch"
+            },
+            {
+               "y" : 5,
+               "name" : "Luca Ferrari",
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "drilldown" : "Matthias Muth",
+               "name" : "Matthias Muth",
+               "y" : 3
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "name" : "Niels van Dijke",
+               "y" : 1
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Packy Anderson",
+               "name" : "Packy Anderson"
+            },
+            {
+               "drilldown" : "Paulo Custodio",
+               "name" : "Paulo Custodio",
+               "y" : 2
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Reinier Maliepaard",
+               "name" : "Reinier Maliepaard"
+            },
+            {
+               "drilldown" : "Robbie Hatley",
+               "name" : "Robbie Hatley",
+               "y" : 3
+            },
+            {
+               "y" : 5,
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West"
+            },
+            {
+               "drilldown" : "Simon Green",
+               "name" : "Simon Green",
+               "y" : 2
+            },
+            {
+               "y" : 3,
+               "name" : "Torgny Lyon",
+               "drilldown" : "Torgny Lyon"
+            },
+            {
+               "y" : 2,
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke"
+            },
+            {
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan",
+               "y" : 3
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Wanderdoc",
+               "name" : "Wanderdoc"
+            }
+         ],
+         "colorByPoint" : 1,
+         "name" : "The Weekly Challenge - 288"
+      }
+   ],
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "chart" : {
+      "type" : "column"
+   }
+}
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 9702ecebfc..676fc24744 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,319 +1,18 @@
 {
-   "chart" : {
-      "type" : "column"
-   },
-   "series" : [
-      {
-         "name" : "The Weekly Challenge - 288",
-         "data" : [
-            {
-               "drilldown" : "Andre Ploger",
-               "name" : "Andre Ploger",
-               "y" : 3
-            },
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-               "y" : 3,
-               "name" : "Arne Sommer",
-               "drilldown" : "Arne Sommer"
-            },
-            {
-               "drilldown" : "Athanasius",
-               "y" : 4,
-               "name" : "Athanasius"
-            },
-            {
-               "drilldown" : "BarrOff",
-               "name" : "BarrOff",
-               "y" : 1
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby",
-               "y" : 2
-            },
-            {
-               "name" : "David Ferrone",
-               "y" : 2,
-               "drilldown" : "David Ferrone"
-            },
-            {
-               "name" : "E. Choroba",
-               "y" : 2,
-               "drilldown" : "E. Choroba"
-            },
-            {
-               "name" : "Feng Chang",
-               "y" : 2,
-               "drilldown" : "Feng Chang"
-            },
-            {
-               "drilldown" : "Jorg Sommrey",
-               "name" : "Jorg Sommrey",
-               "y" : 3
-            },
-            {
-               "name" : "Kjetil Skotheim",
-               "y" : 2,
-               "drilldown" : "Kjetil Skotheim"
-            },
-            {
-               "name" : "Laurent Rosenfeld",
-               "y" : 3,
-               "drilldown" : "Laurent Rosenfeld"
-            },
-            {
-               "drilldown" : "Lubos Kolouch",
-               "y" : 2,
-               "name" : "Lubos Kolouch"
-            },
-            {
-               "name" : "Luca Ferrari",
-               "y" : 5,
-               "drilldown" : "Luca Ferrari"
-            },
-            {
-               "name" : "Matthias Muth",
-               "y" : 3,
-               "drilldown" : "Matthias Muth"
-            },
-            {
-               "y" : 5,
-               "name" : "Packy Anderson",
-               "drilldown" : "Packy Anderson"
-            },
-            {
-               "drilldown" : "Paulo Custodio",
-               "y" : 2,
-               "name" : "Paulo Custodio"
-            },
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-               "drilldown" : "Peter Campbell Smith",
-               "name" : "Peter Campbell Smith",
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-               "name" : "W. Luis Mochan",
-               "y" : 3
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-               "name" : "Wanderdoc",
-               "y" : 1
-            }
-         ],
-         "colorByPoint" : 1
-      }
-   ],
-   "title" : {
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-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
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    "drilldown" : {
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-                  "Perl",
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-                  1
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-         },
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-            "id" : "Arne Sommer"
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-                  "Perl",
-                  2
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-            "name" : "E. Choroba",
-            "data" : [
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-            "data" : [
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-                  "Perl",
-                  2
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-                  "Blog",
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-            "id" : "Jorg Sommrey"
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-         {
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-            "name" : "Kjetil Skotheim",
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-            "name" : "Laurent Rosenfeld",
-            "id" : "Laurent Rosenfeld"
-         },
-         {
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+            "id" : "Lubos Kolouch",
             "data" : [
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                   "Perl",
                   2
                ]
-            ],
-            "id" : "Lubos Kolouch"
+            ]
          },
          {
+            "name" : "Luca Ferrari",
             "id" : "Luca Ferrari",
             "data" : [
                [
@@ -322,152 +21,41 @@
                ],
                [
                   "Blog",
-                  3
+                  10
                ]
-            ],
-            "name" : "Luca Ferrari"
+            ]
          },
          {
-            "id" : "Matthias Muth",
             "data" : [
                [
                   "Perl",
                   2
-               ],
-               [
-                  "Blog",
-                  1
                ]
             ],
-            "name" : "Matthias Muth"
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke"
          },
          {
-            "id" : "Packy Anderson",
             "data" : [
                [
                   "Perl",
                   2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
                ]
             ],
-            "name" : "Packy Anderson"
+            "name" : "Paulo Custodio",
+            "id" : "Paulo Custodio"
          },
          {
-            "id" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Paulo Custodio"
-         },
-         {
-            "id" : "Peter Campbell Smith",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Peter Campbell Smith"
-         },
-         {
-            "name" : "Reinier Maliepaard",
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "id" : "Reinier Maliepaard"
-         },
-         {
             "id" : "Robbie Hatley",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
             "name" : "Robbie Hatley"
          },
          {
-            "name" : "Roger Bell_West",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "id" : "Roger Bell_West"
-         },
-         {
-            "id" : "Simon Green",
-            "name" : "Simon Green",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Torgny Lyon",
-            "id" : "Torgny Lyon"
-         },
-         {
-            "id" : "Ulrich Rieke",
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ],
-               [
-                  "Raku",
-                  1
-               ]
-            ],
-            "name" : "Ulrich Rieke"
-         },
-         {
             "id" : "W. Luis Mochan",
             "name" : "W. Luis Mochan",
             "data" : [
@@ -480,20 +68,79 @@