- Added solutions by Matthias Muth.

- Added solutions by Simon Proctor.
- Added solutions by Laurent Rosenfeld.
- Added solutions by Robert DiCicco.
- Added solutions by Ulrich Rieke.
- Added solutions by Thomas Kohler.
- Added solutions by Mark Anderson.
- Added solutions by E. Choroba.
- Added solutions by David Ferrone.
- Added solutions by W. Luis Mochan.
- Added solutions by Bob Lied.
- Added solutions by Peter Campbell Smith.
- Added solutions by Ali Muradi.
- Added solutions by Robbie Hatley.
- Added solutions by Jorg Sommrey.
- Added solutions by Lubos Kolouch.
- Added solutions by Niels van Dijke.
- Added solutions by Roger Bell_West.
- Added solutions by Arne Sommer.
- Added solutions by Robert Ransbottom.
- Added solutions by Andreas Vogele.

17 files changed, 2966 insertions, 2543 deletions

diff --git a/stats/pwc-challenge-218.json b/stats/pwc-challenge-218.json
index b5d0cb754b..ec6f374e1f 100644
--- a/stats/pwc-challenge-218.json
+++ b/stats/pwc-challenge-218.json
@@ -1,187 +1,11 @@
 {
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+   "xAxis" : {
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       "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "followPointer" : 1
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 218"
-   },
-   "plotOptions" : {
-      "series" : {
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-         "dataLabels" : {
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-               "drilldown" : "Arne Sommer"
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-               "y" : 3,
-               "drilldown" : "Avery Adams",
-               "name" : "Avery Adams"
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-               "y" : 3,
-               "drilldown" : "Peter Campbell Smith"
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-               "drilldown" : "Robbie Hatley",
-               "name" : "Robbie Hatley"
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-               "drilldown" : "Robert Ransbottom"
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-               "drilldown" : "Roger Bell_West",
-               "y" : 5,
-               "name" : "Roger Bell_West"
-            },
-            {
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-               "drilldown" : "Simon Green",
-               "y" : 3
-            },
-            {
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-               "drilldown" : "Solathian",
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-               "drilldown" : "Stephen G. Lynn"
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-               "drilldown" : "Steven Wilson",
-               "y" : 1
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-            {
-               "name" : "Thomas Kohler",
-               "y" : 4,
-               "drilldown" : "Thomas Kohler"
-            },
-            {
-               "name" : "Ulrich Rieke",
-               "y" : 3,
-               "drilldown" : "Ulrich Rieke"
-            },
-            {
-               "name" : "W. Luis Mochan",
-               "y" : 3,
-               "drilldown" : "W. Luis Mochan"
-            }
-         ],
-         "name" : "The Weekly Challenge - 218"
-      }
-   ],
-   "subtitle" : {
-      "text" : "[Champions: 30] Last updated at 2023-06-12 04:11:27 GMT"
-   },
-   "xAxis" : {
-      "type" : "category"
+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
    },
    "chart" : {
       "type" : "column"
@@ -189,6 +13,8 @@
    "drilldown" : {
       "series" : [
          {
+            "name" : "Arne Sommer",
+            "id" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -198,13 +24,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Arne Sommer",
-            "name" : "Arne Sommer"
+            ]
          },
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-            "name" : "Athanasius",
-            "id" : "Athanasius",
             "data" : [
                [
                   "Perl",
@@ -214,11 +36,11 @@
                   "Raku",
                   1
                ]
-            ]
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+            "id" : "Athanasius",
+            "name" : "Athanasius"
          },
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-            "id" : "Avery Adams",
             "data" : [
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                   "Perl",
@@ -228,9 +50,12 @@
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+            "id" : "Avery Adams",
+            "name" : "Avery Adams"
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                [
                   "Perl",
@@ -241,52 +66,59 @@
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-            "name" : "BarrOff",
-            "id" : "BarrOff"
+            "name" : "BarrOff"
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+            "name" : "Bob Lied",
             "data" : [
                [
-                  "Raku",
+                  "Perl",
                   2
                ]
             ],
+            "id" : "Bob Lied"
+         },
+         {
             "name" : "Bruce Gray",
-            "id" : "Bruce Gray"
+            "id" : "Bruce Gray",
+            "data" : [
+               [
+                  "Raku",
+                  2
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+            "name" : "Cheok-Yin Fung",
             "data" : [
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                   2
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-            "name" : "Cheok-Yin Fung",
             "id" : "Cheok-Yin Fung"
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-            "name" : "David Ferrone",
-            "id" : "David Ferrone",
             "data" : [
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                   "Perl",
                   2
                ]
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+            "name" : "David Ferrone"
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                   "Perl",
                   2
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-            "name" : "E. Choroba",
-            "id" : "E. Choroba"
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-            "id" : "Flavio Poletti",
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                   "Perl",
@@ -300,9 +132,12 @@
                   "Blog",
                   2
                ]
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+            "name" : "Flavio Poletti"
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@@ -317,18 +152,17 @@
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-            "id" : "Jaldhar H. Vyas",
             "name" : "Jaldhar H. Vyas"
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                   1
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-            "id" : "Jan Krnavek",
-            "name" : "Jan Krnavek"
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@@ -337,11 +171,10 @@
                   2
                ]
             ],
-            "name" : "Jorg Sommrey",
-            "id" : "Jorg Sommrey"
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey"
          },
          {
-            "id" : "Laurent Rosenfeld",
             "name" : "Laurent Rosenfeld",
             "data" : [
                [
@@ -356,21 +189,22 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Laurent Rosenfeld"
          },
          {
             "name" : "Lubos Kolouch",
-            "id" : "Lubos Kolouch",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Lubos Kolouch"
          },
          {
-            "id" : "Mark Anderson",
             "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
@@ -389,32 +223,31 @@
                   1
                ]
             ],
-            "name" : "Matthias Muth",
-            "id" : "Matthias Muth"
+            "id" : "Matthias Muth",
+            "name" : "Matthias Muth"
          },
          {
-            "id" : "Niels van Dijke",
             "name" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Niels van Dijke"
          },
          {
-            "id" : "Paulo Custodio",
             "name" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Paulo Custodio"
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          {
             "id" : "Peter Campbell Smith",
-            "name" : "Peter Campbell Smith",
             "data" : [
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                   "Perl",
@@ -424,11 +257,11 @@
                   "Blog",
                   1
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+            ],
+            "name" : "Peter Campbell Smith"
          },
          {
             "id" : "Robbie Hatley",
-            "name" : "Robbie Hatley",
             "data" : [
                [
                   "Perl",
@@ -438,10 +271,10 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Robbie Hatley"
          },
          {
-            "id" : "Robert DiCicco",
             "name" : "Robert DiCicco",
             "data" : [
                [
@@ -452,21 +285,20 @@
                   "Raku",
                   2
                ]
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+            ],
+            "id" : "Robert DiCicco"
          },
          {
-            "id" : "Robert Ransbottom",
-            "name" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Robert Ransbottom",
+            "name" : "Robert Ransbottom"
          },
          {
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -480,7 +312,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West"
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          {
             "data" : [
@@ -498,17 +332,15 @@
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             "id" : "Solathian",
-            "name" : "Solathian",
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+            "name" : "Solathian"
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-            "name" : "Stephen G. Lynn",
             "data" : [
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                   "Perl",
@@ -518,19 +350,22 @@
                   "Blog",
                   1
                ]
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+            "id" : "Stephen G. Lynn",
+            "name" : "Stephen G. Lynn"
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+            "name" : "Steven Wilson",
             "data" : [
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                   "Perl",
                   1
                ]
             ],
-            "id" : "Steven Wilson",
-            "name" : "Steven Wilson"
+            "id" : "Steven Wilson"
          },
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+            "id" : "Thomas Kohler",
             "data" : [
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                   "Perl",
@@ -541,10 +376,10 @@
                   2
                ]
             ],
-            "id" : "Thomas Kohler",
             "name" : "Thomas Kohler"
          },
          {
+            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -555,11 +390,9 @@
                   1
                ]
             ],
-            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke"
          },
          {
-            "id" : "W. Luis Mochan",
             "name" : "W. Luis Mochan",
             "data" : [
                [
@@ -570,13 +403,195 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "W. Luis Mochan"
          }
       ]
    },
+   "title" : {
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+         "dataLabels" : {
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+               "drilldown" : "Arne Sommer",
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+               "drilldown" : "Athanasius",
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+               "drilldown" : "Avery Adams",
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+               "drilldown" : "BarrOff",
+               "y" : 2,
+               "name" : "BarrOff"
+            },
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+               "drilldown" : "Bob Lied"
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+               "drilldown" : "Bruce Gray"
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+               "y" : 6,
+               "name" : "Flavio Poletti"
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+               "drilldown" : "Jaldhar H. Vyas",
+               "y" : 5,
+               "name" : "Jaldhar H. Vyas"
+            },
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+               "y" : 1,
+               "drilldown" : "Jan Krnavek"
+            },
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+               "drilldown" : "Jorg Sommrey",
+               "name" : "Jorg Sommrey"
+            },
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+               "name" : "Laurent Rosenfeld",
+               "drilldown" : "Laurent Rosenfeld",
+               "y" : 4
+            },
+            {
+               "drilldown" : "Lubos Kolouch",
+               "y" : 2,
+               "name" : "Lubos Kolouch"
+            },
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+               "y" : 2,
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson"
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+               "name" : "Matthias Muth",
+               "drilldown" : "Matthias Muth",
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+               "drilldown" : "Niels van Dijke",
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+               "name" : "Paulo Custodio",
+               "y" : 2,
+               "drilldown" : "Paulo Custodio"
+            },
+            {
+               "name" : "Peter Campbell Smith",
+               "y" : 3,
+               "drilldown" : "Peter Campbell Smith"
+            },
+            {
+               "name" : "Robbie Hatley",
+               "y" : 2,
+               "drilldown" : "Robbie Hatley"
+            },
+            {
+               "name" : "Robert DiCicco",
+               "drilldown" : "Robert DiCicco",
+               "y" : 4
+            },
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+               "name" : "Robert Ransbottom",
+               "y" : 2,
+               "drilldown" : "Robert Ransbottom"
+            },
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+               "drilldown" : "Roger Bell_West",
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+               "drilldown" : "Simon Green",
+               "name" : "Simon Green"
+            },
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+               "y" : 1,
+               "drilldown" : "Solathian",
+               "name" : "Solathian"
+            },
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+               "drilldown" : "Stephen G. Lynn",
+               "y" : 3
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+               "drilldown" : "Steven Wilson",
+               "name" : "Steven Wilson"
+            },
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+               "name" : "Thomas Kohler",
+               "drilldown" : "Thomas Kohler",
+               "y" : 4
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke",
+               "y" : 3
+            },
+            {
+               "y" : 3,
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 218",
+         "colorByPoint" : 1
+      }
+   ],
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "subtitle" : {
+      "text" : "[Champions: 31] Last updated at 2023-06-17 07:59:52 GMT"
    }
 }
diff --git a/stats/pwc-challenge-220.json b/stats/pwc-challenge-220.json
new file mode 100644
index 0000000000..06117ae5b4
--- /dev/null
+++ b/stats/pwc-challenge-220.json
@@ -0,0 +1,620 @@
+{
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+            "data" : [
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+                  2
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+         {
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+            "data" : [
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+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
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+            "name" : "Arne Sommer"
+         },
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+            "data" : [
+               [
+                  "Perl",
+                  2
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+               [
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+                  2
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+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "id" : "Avery Adams",
+            "name" : "Avery Adams"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  2
+               ]
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+            "id" : "BarrOff",
+            "name" : "BarrOff"
+         },
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+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Bob Lied"
+         },
+         {
+            "id" : "Bruce Gray",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
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+            ],
+            "name" : "Bruce Gray"
+         },
+         {
+            "name" : "Cheok-Yin Fung",
+            "id" : "Cheok-Yin Fung",
+            "data" : [
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+                  "Perl",
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