- Added solutions by Eric Cheung.

- Added solutions by Ulrich Rieke.
- Added solutions by Niels van Dijke.
- Added solutions by Feng Chang.
- Added solutions by Ali Moradi.
- Added solutions by Mark Anderson.
- Added solutions by PokGoPun.
- Added solutions by Peter Campbell Smith.
- Added solutions by E. Choroba.
- Added solutions by Wanderdoc.
- Added solutions by W. Luis Mochan.
- Added solutions by David Ferrone.
- Added solutions by Peter Pentchev.
- Added solutions by Robbie Hatley.
- Added solutions by Luca Ferrari.
- Added solutions by Roger Bell_West.
- Added solutions by Peter Meszaros.
- Added solutions by Thomas Kohler.
- Added solutions by Jaldhar H. Vyas.

25 files changed, 3887 insertions, 3536 deletions

diff --git a/stats/pwc-challenge-314.json b/stats/pwc-challenge-314.json
index 0bd5a823a2..5544418280 100644
--- a/stats/pwc-challenge-314.json
+++ b/stats/pwc-challenge-314.json
@@ -2,20 +2,19 @@
    "xAxis" : {
       "type" : "category"
    },
-   "subtitle" : {
-      "text" : "[Champions: 28] Last updated at 2025-04-06 00:36:04 GMT"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 314"
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
    },
    "drilldown" : {
       "series" : [
          {
             "name" : "Adam Russell",
-            "id" : "Adam Russell",
             "data" : [
                [
                   "Perl",
@@ -25,10 +24,10 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "id" : "Adam Russell"
          },
          {
-            "id" : "Ali Moradi",
             "data" : [
                [
                   "Perl",
@@ -39,21 +38,20 @@
                   1
                ]
             ],
+            "id" : "Ali Moradi",
             "name" : "Ali Moradi"
          },
          {
+            "name" : "Andreas Mahnke",
+            "id" : "Andreas Mahnke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Andreas Mahnke",
-            "name" : "Andreas Mahnke"
+            ]
          },
          {
-            "name" : "Arne Sommer",
-            "id" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -63,9 +61,12 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer"
          },
          {
+            "id" : "Athanasius",
             "data" : [
                [
                   "Perl",
@@ -76,7 +77,6 @@
                   2
                ]
             ],
-            "id" : "Athanasius",
             "name" : "Athanasius"
          },
          {
@@ -90,34 +90,34 @@
             "name" : "BarrOff"
          },
          {
+            "name" : "Bob Lied",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Bob Lied",
-            "name" : "Bob Lied"
+            "id" : "Bob Lied"
          },
          {
+            "name" : "David Ferrone",
+            "id" : "David Ferrone",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "David Ferrone",
-            "name" : "David Ferrone"
+            ]
          },
          {
+            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "E. Choroba",
-            "name" : "E. Choroba"
+            "id" : "E. Choroba"
          },
          {
             "name" : "Feng Chang",
@@ -130,6 +130,24 @@
             ]
          },
          {
+            "name" : "Jaldhar H. Vyas",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Jaldhar H. Vyas"
+         },
+         {
             "id" : "Jan Krnavek",
             "data" : [
                [
@@ -165,26 +183,25 @@
          },
          {
             "name" : "Mariano Spadaccini",
-            "id" : "Mariano Spadaccini",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Mariano Spadaccini"
          },
          {
+            "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson",
-            "name" : "Mark Anderson"
+            ]
          },
          {
-            "name" : "Matthias Muth",
             "id" : "Matthias Muth",
             "data" : [
                [
@@ -195,20 +212,22 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Matthias Muth"
          },
          {
-            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "Niels van Dijke",
             "name" : "Niels van Dijke"
          },
          {
             "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -218,21 +237,20 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Peter Campbell Smith"
+            ]
          },
          {
+            "name" : "Peter Meszaros",
+            "id" : "Peter Meszaros",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Peter Meszaros",
-            "name" : "Peter Meszaros"
+            ]
          },
          {
-            "name" : "Robbie Hatley",
+            "id" : "Robbie Hatley",
             "data" : [
                [
                   "Perl",
@@ -243,17 +261,17 @@
                   1
                ]
             ],
-            "id" : "Robbie Hatley"
+            "name" : "Robbie Hatley"
          },
          {
-            "name" : "Robert Ransbottom",
-            "id" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Robert Ransbottom",
+            "name" : "Robert Ransbottom"
          },
          {
             "name" : "Roger Bell_West",
@@ -274,6 +292,7 @@
             "id" : "Roger Bell_West"
          },
          {
+            "name" : "Simon Green",
             "id" : "Simon Green",
             "data" : [
                [
@@ -284,21 +303,19 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Simon Green"
+            ]
          },
          {
-            "id" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "Steven Wilson",
             "name" : "Steven Wilson"
          },
          {
-            "name" : "Thomas Kohler",
             "id" : "Thomas Kohler",
             "data" : [
                [
@@ -309,10 +326,10 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Thomas Kohler"
          },
          {
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -323,7 +340,8 @@
                   2
                ]
             ],
-            "id" : "Ulrich Rieke"
+            "id" : "Ulrich Rieke",
+            "name" : "Ulrich Rieke"
          },
          {
             "name" : "W. Luis Mochan",
@@ -340,99 +358,109 @@
             ]
          },
          {
-            "id" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "Wanderdoc",
             "name" : "Wanderdoc"
          }
       ]
    },
+   "chart" : {
+      "type" : "column"
+   },
    "series" : [
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+         "name" : "The Weekly Challenge - 314",
+         "colorByPoint" : 1,
          "data" : [
             {
+               "name" : "Adam Russell",
                "y" : 4,
-               "drilldown" : "Adam Russell",
-               "name" : "Adam Russell"
+               "drilldown" : "Adam Russell"
             },
             {
-               "y" : 3,
                "drilldown" : "Ali Moradi",
+               "y" : 3,
                "name" : "Ali Moradi"
             },
             {
-               "y" : 2,
+               "name" : "Andreas Mahnke",
                "drilldown" : "Andreas Mahnke",
-               "name" : "Andreas Mahnke"
+               "y" : 2
             },
             {
+               "name" : "Arne Sommer",
                "y" : 3,
-               "drilldown" : "Arne Sommer",
-               "name" : "Arne Sommer"
+               "drilldown" : "Arne Sommer"
             },
             {
+               "name" : "Athanasius",
                "drilldown" : "Athanasius",
-               "y" : 4,
-               "name" : "Athanasius"
+               "y" : 4
             },
             {
                "name" : "BarrOff",
-               "drilldown" : "BarrOff",
-               "y" : 1
+               "y" : 1,
+               "drilldown" : "BarrOff"
             },
             {
-               "y" : 2,
+               "name" : "Bob Lied",
                "drilldown" : "Bob Lied",
-               "name" : "Bob Lied"
+               "y" : 2
             },
             {
-               "y" : 2,
+               "name" : "David Ferrone",
                "drilldown" : "David Ferrone",
-               "name" : "David Ferrone"
+               "y" : 2
             },
             {
+               "name" : "E. Choroba",
                "y" : 2,
-               "drilldown" : "E. Choroba",
-               "name" : "E. Choroba"
+               "drilldown" : "E. Choroba"
             },
             {
                "name" : "Feng Chang",
-               "y" : 2,
-               "drilldown" : "Feng Chang"
+               "drilldown" : "Feng Chang",
+               "y" : 2
+            },
+            {
+               "name" : "Jaldhar H. Vyas",
+               "y" : 5,
+               "drilldown" : "Jaldhar H. Vyas"
             },
             {
+               "name" : "Jan Krnavek",
                "drilldown" : "Jan Krnavek",
-               "y" : 2,
-               "name" : "Jan Krnavek"
+               "y" : 2
             },
             {
-               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey",
                "y" : 3,
-               "name" : "Jorg Sommrey"
+               "drilldown" : "Jorg Sommrey"
             },
             {
+               "name" : "Kjetil Skotheim",
                "drilldown" : "Kjetil Skotheim",
-               "y" : 2,
-               "name" : "Kjetil Skotheim"
+               "y" : 2
             },
             {
-               "y" : 2,
                "drilldown" : "Mariano Spadaccini",
+               "y" : 2,
                "name" : "Mariano Spadaccini"
             },
             {
-               "name" : "Mark Anderson",
                "y" : 2,
-               "drilldown" : "Mark Anderson"
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson"
             },
             {
                "name" : "Matthias Muth",
-               "y" : 3,
-               "drilldown" : "Matthias Muth"
+               "drilldown" : "Matthias Muth",
+               "y" : 3
             },
             {
                "y" : 2,
@@ -445,24 +473,24 @@
                "y" : 3
             },
             {
-               "name" : "Peter Meszaros",
                "drilldown" : "Peter Meszaros",
-               "y" : 2
+               "y" : 2,
+               "name" : "Peter Meszaros"
             },
             {
-               "y" : 3,
+               "name" : "Robbie Hatley",
                "drilldown" : "Robbie Hatley",
-               "name" : "Robbie Hatley"
+               "y" : 3
             },
             {
-               "name" : "Robert Ransbottom",
+               "y" : 2,
                "drilldown" : "Robert Ransbottom",
-               "y" : 2
+               "name" : "Robert Ransbottom"
             },
             {
                "name" : "Roger Bell_West",
-               "y" : 5,
-               "drilldown" : "Roger Bell_West"
+               "drilldown" : "Roger Bell_West",
+               "y" : 5
             },
             {
                "drilldown" : "Simon Green",
@@ -470,51 +498,46 @@
                "name" : "Simon Green"
             },
             {
-               "drilldown" : "Steven Wilson",
                "y" : 2,
+               "drilldown" : "Steven Wilson",
                "name" : "Steven Wilson"
             },
             {
-               "name" : "Thomas Kohler",
                "y" : 4,
-               "drilldown" : "Thomas Kohler"
+               "drilldown" : "Thomas Kohler",
+               "name" : "Thomas Kohler"
             },
             {
                "name" : "Ulrich Rieke",
-               "y" : 4,
-               "drilldown" : "Ulrich Rieke"
+               "drilldown" : "Ulrich Rieke",
+               "y" : 4
             },
             {
-               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan",
                "y" : 3,
-               "name" : "W. Luis Mochan"
+               "drilldown" : "W. Luis Mochan"
             },
             {
-               "y" : 2,
+               "name" : "Wanderdoc",
                "drilldown" : "Wanderdoc",
-               "name" : "Wanderdoc"
+               "y" : 2
             }
-         ],
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 314"
+         ]
       }
    ],
-   "legend" : {
-      "enabled" : 0
+   "title" : {
+      "text" : "The Weekly Challenge - 314"
    },
    "tooltip" : {
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
       "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/>"
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-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
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+   "subtitle" : {
+      "text" : "[Champions: 29] Last updated at 2025-04-15 17:55:06 GMT"
+   },
+   "legend" : {
+      "enabled" : 0
    },
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diff --git a/stats/pwc-challenge-316.json b/stats/pwc-challenge-316.json
new file mode 100644
index 0000000000..1af0bcddc1
--- /dev/null
+++ b/stats/pwc-challenge-316.json
@@ -0,0 +1,563 @@
+{
+   "yAxis" : {
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+         "text" : "Total Solutions"
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+   "subtitle" : {
+      "text" : "[Champions: 29] Last updated at 2025-04-15 17:55:06 GMT"
+   },
+   "tooltip" : {
+      "followPointer" : 1,
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
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+   "legend" : {
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+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 316"
+   },
+   "series" : [
+      {
+         "name" : "The Weekly Challenge - 316",
+         "data" : [
+            {
+               "name" : "Adam Russell",
+               "y" : 4,
+               "drilldown" : "Adam Russell"
+            },
+            {
+               "drilldown" : "Ali Moradi",
+               "y" : 3,
+               "name" : "Ali Moradi"
+            },
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+               "name" : "Andreas Mahnke",
+               "drilldown" : "Andreas Mahnke",
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+               "name" : "Athanasius"
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+               "y" : 1,
+               "drilldown" : "BarrOff",
+               "name" : "BarrOff"
+            },
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+               "drilldown" : "Bob Lied",
+               "y" : 2,
+               "name" : "Bob Lied"
+            },
+            {
+               "name" : "Dave Jacoby",
+               "y" : 3,
+               "drilldown" : "Dave Jacoby"
+            },
+            {
+               "name" : "David Ferrone",
+               "y" : 2,
+               "drilldown" : "David Ferrone"
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "y" : 2,
+               "name" : "E. Choroba"
+            },
+            {
+               "name" : "Feng Chang",
+               "drilldown" : "Feng Chang",
+               "y" : 2
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Jaldhar H. Vyas",
+               "name" : "Jaldhar H. Vyas"
+            },
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+               "y" : 3,
+               "name" : "Jorg Sommrey"
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+               "y" : 2,
+               "name" : "Mark Anderson"
+            },
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+               "name" : "Matthias Muth",
+               "drilldown" : "Matthias Muth",
+               "y" : 3
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Niels van Dijke",
+               "name" : "Niels van Dijke"
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Packy Anderson",
+               "name" : "Packy Anderson"
+            },
+            {
+               "name" : "Peter Campbell Smith",
+               "drilldown" : "Peter Campbell Smith",
+               "y" : 3
+            },
+            {
+               "name" : "Peter Meszaros",
+               "drilldown" : "Peter Meszaros",
+               "y" : 2
+            },
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+               "drilldown" : "Robbie Hatley",
+               "y" : 3,
+               "name" : "Robbie Hatley"
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 5
+            },
+            {
+               "name" : "Simon Green",
+               "drilldown" : "Simon Green",
+               "y" : 3
+            },
+            {
+               "name" : "Steven Wilson",
+               "drilldown" : "Steven Wilson",
+               "y" : 2
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+               "drilldown" : "Ted Leahy",
+               "y" : 2,
+               "name" : "Ted Leahy"
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+               "drilldown" : "Thomas Kohler",
+               "y" : 4
+            },
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+               "name" : "Ulrich Rieke",
+               "y" : 4,
+               "drilldown" : "Ulrich Rieke"
+            },
+            {
+               "drilldown" : "W. Luis Mochan",
+               "y" : 3,
+               "name" : "W. Luis Mochan"
+            },
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+               "drilldown" : "Wanderdoc",
+               "name" : "Wanderdoc"
+            }
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+         "colorByPoint" : 1
+      }
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+   "plotOptions" : {
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+            "format" : "{point.y}"
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+   "drilldown" : {
+      "series" : [
+         {
+            "name" : "Adam Russell",
+            "data" : [
+               [
+                  "Perl",
+                  2
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+               [
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+                  2
+               ]
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+            "id" : "Adam Russell"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
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+               [
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+                  1
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+            "name" : "Ali Moradi"
+         },
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+            "id" : "Andreas Mahnke",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "Arne Sommer",
+            "id" : "Arne Sommer",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
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+         },
+         {
+            "name" : "Athanasius",
+            "id" : "Athanasius",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "BarrOff",
+            "id" : "BarrOff",
+            "data" : [
+               [
+                  "Raku",
+                  1
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+         {
+            "id" : "Bob Lied",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Bob Lied"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
+         },
+         {
+            "id" : "David Ferrone",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "David Ferrone"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "E. Choroba",
+            "name" : "E. Choroba"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
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+            "id" : "Feng Chang",
+            "name" : "Feng Chang"
+         },
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