- Added solutions by Pip Stuart.

- Added solutions by Jan Krnavek.
- Added solutions by James Smith.
- Added solutions by Roger Bell_West.
- Added solutions by Bob Lied.
- Added solutions by Cheok-Yin Fung.
- Added solutions by Colin Crain.
- Added solutions by Adam Russell.
- Added solutions by Jaldhar H. Vyas.

17 files changed, 3074 insertions, 2314 deletions

diff --git a/stats/pwc-challenge-193.json b/stats/pwc-challenge-193.json
index 2ae0a54985..fe636fcac6 100644
--- a/stats/pwc-challenge-193.json
+++ b/stats/pwc-challenge-193.json
@@ -1,7 +1,9 @@
 {
+   "legend" : {
+      "enabled" : 0
+   },
    "series" : [
       {
-         "colorByPoint" : 1,
          "data" : [
             {
                "name" : "Adam Russell",
@@ -10,73 +12,78 @@
             },
             {
                "y" : 1,
-               "drilldown" : "Alexander Pankoff",
-               "name" : "Alexander Pankoff"
+               "name" : "Alexander Pankoff",
+               "drilldown" : "Alexander Pankoff"
             },
             {
+               "drilldown" : "Arne Sommer",
                "name" : "Arne Sommer",
-               "y" : 3,
-               "drilldown" : "Arne Sommer"
+               "y" : 3
             },
             {
-               "name" : "Athanasius",
+               "drilldown" : "Athanasius",
                "y" : 4,
-               "drilldown" : "Athanasius"
+               "name" : "Athanasius"
             },
             {
+               "name" : "Bob Lied",
+               "y" : 2,
+               "drilldown" : "Bob Lied"
+            },
+            {
+               "drilldown" : "Bruce Gray",
                "name" : "Bruce Gray",
-               "y" : 5,
-               "drilldown" : "Bruce Gray"
+               "y" : 5
             },
             {
-               "name" : "Colin Crain",
                "drilldown" : "Colin Crain",
-               "y" : 3
+               "y" : 3,
+               "name" : "Colin Crain"
             },
             {
-               "name" : "Dario Mazzeo",
+               "drilldown" : "Dario Mazzeo",
                "y" : 1,
-               "drilldown" : "Dario Mazzeo"
+               "name" : "Dario Mazzeo"
             },
             {
-               "y" : 2,
                "drilldown" : "Dave Jacoby",
+               "y" : 2,
                "name" : "Dave Jacoby"
             },
             {
                "drilldown" : "David Ferrone",
-               "y" : 2,
-               "name" : "David Ferrone"
+               "name" : "David Ferrone",
+               "y" : 2
             },
             {
                "name" : "Duncan C. White",
-               "drilldown" : "Duncan C. White",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Duncan C. White"
             },
             {
+               "name" : "E. Choroba",
                "y" : 2,
-               "drilldown" : "E. Choroba",
-               "name" : "E. Choroba"
+               "drilldown" : "E. Choroba"
             },
             {
+               "drilldown" : "Feng Chang",
                "name" : "Feng Chang",
-               "y" : 2,
-               "drilldown" : "Feng Chang"
+               "y" : 2
             },
             {
-               "drilldown" : "Flavio Poletti",
                "y" : 6,
-               "name" : "Flavio Poletti"
+               "name" : "Flavio Poletti",
+               "drilldown" : "Flavio Poletti"
             },
             {
-               "name" : "Jaldhar H. Vyas",
                "drilldown" : "Jaldhar H. Vyas",
-               "y" : 5
+               "y" : 5,
+               "name" : "Jaldhar H. Vyas"
             },
             {
-               "y" : 3,
                "drilldown" : "James Smith",
-               "name" : "James Smith"
+               "name" : "James Smith",
+               "y" : 3
             },
             {
                "name" : "Jan Krnavek",
@@ -89,14 +96,14 @@
                "drilldown" : "Jen Guerra"
             },
             {
-               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey",
                "y" : 2,
-               "drilldown" : "Jorg Sommrey"
+               "name" : "Jorg Sommrey"
             },
             {
+               "name" : "Kueppo Wesley",
                "y" : 2,
-               "drilldown" : "Kueppo Wesley",
-               "name" : "Kueppo Wesley"
+               "drilldown" : "Kueppo Wesley"
             },
             {
                "name" : "Laurent Rosenfeld",
@@ -105,23 +112,23 @@
             },
             {
                "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari",
-               "y" : 8
+               "y" : 8,
+               "drilldown" : "Luca Ferrari"
             },
             {
-               "name" : "Mark Anderson",
                "y" : 2,
+               "name" : "Mark Anderson",
                "drilldown" : "Mark Anderson"
             },
             {
-               "drilldown" : "Mohammad S Anwar",
+               "name" : "Mohammad S Anwar",
                "y" : 1,
-               "name" : "Mohammad S Anwar"
+               "drilldown" : "Mohammad S Anwar"
             },
             {
-               "name" : "Niels van Dijke",
                "drilldown" : "Niels van Dijke",
-               "y" : 2
+               "y" : 2,
+               "name" : "Niels van Dijke"
             },
             {
                "drilldown" : "Olivier Delouya",
@@ -130,63 +137,63 @@
             },
             {
                "drilldown" : "Peter Campbell Smith",
-               "y" : 3,
-               "name" : "Peter Campbell Smith"
+               "name" : "Peter Campbell Smith",
+               "y" : 3
             },
             {
+               "drilldown" : "Robbie Hatley",
                "name" : "Robbie Hatley",
-               "y" : 2,
-               "drilldown" : "Robbie Hatley"
+               "y" : 2
             },
             {
                "name" : "Robert DiCicco",
-               "drilldown" : "Robert DiCicco",
-               "y" : 3
+               "y" : 3,
+               "drilldown" : "Robert DiCicco"
             },
             {
-               "y" : 2,
                "drilldown" : "Robert Ransbottom",
+               "y" : 2,
                "name" : "Robert Ransbottom"
             },
             {
+               "y" : 5,
                "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West",
-               "y" : 5
+               "drilldown" : "Roger Bell_West"
             },
             {
+               "y" : 3,
                "name" : "Simon Green",
-               "drilldown" : "Simon Green",
-               "y" : 3
+               "drilldown" : "Simon Green"
             },
             {
-               "name" : "Simon Proctor",
                "y" : 1,
+               "name" : "Simon Proctor",
                "drilldown" : "Simon Proctor"
             },
             {
-               "y" : 2,
                "drilldown" : "Solathian",
+               "y" : 2,
                "name" : "Solathian"
             },
             {
-               "drilldown" : "Stephen G. Lynn",
                "y" : 5,
-               "name" : "Stephen G. Lynn"
+               "name" : "Stephen G. Lynn",
+               "drilldown" : "Stephen G. Lynn"
             },
             {
+               "y" : 2,
                "name" : "Thomas Kohler",
-               "drilldown" : "Thomas Kohler",
-               "y" : 2
+               "drilldown" : "Thomas Kohler"
             },
             {
                "drilldown" : "Ulrich Rieke",
-               "y" : 4,
-               "name" : "Ulrich Rieke"
+               "name" : "Ulrich Rieke",
+               "y" : 4
             },
             {
-               "drilldown" : "Vamsi Meenavilli",
+               "name" : "Vamsi Meenavilli",
                "y" : 2,
-               "name" : "Vamsi Meenavilli"
+               "drilldown" : "Vamsi Meenavilli"
             },
             {
                "name" : "W. Luis Mochan",
@@ -194,23 +201,10 @@
                "drilldown" : "W. Luis Mochan"
             }
          ],
-         "name" : "The Weekly Challenge - 193"
+         "name" : "The Weekly Challenge - 193",
+         "colorByPoint" : 1
       }
    ],
-   "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
-   },
-   "subtitle" : {
-      "text" : "[Champions: 38] Last updated at 2022-12-09 11:51:17 GMT"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 193"
-   },
    "drilldown" : {
       "series" : [
          {
@@ -228,14 +222,14 @@
             "name" : "Adam Russell"
          },
          {
-            "name" : "Alexander Pankoff",
+            "id" : "Alexander Pankoff",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "id" : "Alexander Pankoff"
+            "name" : "Alexander Pankoff"
          },
          {
             "id" : "Arne Sommer",
@@ -252,7 +246,7 @@
             "name" : "Arne Sommer"
          },
          {
-            "id" : "Athanasius",
+            "name" : "Athanasius",
             "data" : [
                [
                   "Perl",
@@ -263,10 +257,19 @@
                   2
                ]
             ],
-            "name" : "Athanasius"
+            "id" : "Athanasius"
+         },
+         {
+            "id" : "Bob Lied",
+            "name" : "Bob Lied",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
          },
          {
-            "id" : "Bruce Gray",
             "data" : [
                [
                   "Perl",
@@ -281,9 +284,11 @@
                   1
                ]
             ],
-            "name" : "Bruce Gray"
+            "name" : "Bruce Gray",
+            "id" : "Bruce Gray"
          },
          {
+            "id" : "Colin Crain",
             "data" : [
                [
                   "Perl",
@@ -294,70 +299,71 @@
                   1
                ]
             ],
-            "name" : "Colin Crain",
-            "id" : "Colin Crain"
+            "name" : "Colin Crain"
          },
          {
-            "name" : "Dario Mazzeo",
+            "id" : "Dario Mazzeo",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "id" : "Dario Mazzeo"
+            "name" : "Dario Mazzeo"
          },
          {
-            "id" : "Dave Jacoby",
             "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Dave Jacoby"
          },
          {
-            "id" : "David Ferrone",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "David Ferrone"
+            "name" : "David Ferrone",
+            "id" : "David Ferrone"
          },
          {
-            "name" : "Duncan C. White",
+            "id" : "Duncan C. White",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Duncan C. White"
+            "name" : "Duncan C. White"
          },
          {
-            "id" : "E. Choroba",
             "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "E. Choroba"
          },
          {
+            "name" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Feng Chang",
             "id" : "Feng Chang"
          },
          {
+            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -371,11 +377,10 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Flavio Poletti",
-            "id" : "Flavio Poletti"
+            ]
          },
          {
+            "id" : "Jaldhar H. Vyas",
             "name" : "Jaldhar H. Vyas",
             "data" : [
                [
@@ -390,11 +395,9 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Jaldhar H. Vyas"
+            ]
          },
          {
-            "id" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -405,50 +408,51 @@
                   1
                ]
             ],
-            "name" : "James Smith"
+            "name" : "James Smith",
+            "id" : "James Smith"
          },
          {
-            "name" : "Jan Krnavek",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "name" : "Jan Krnavek",
             "id" : "Jan Krnavek"
          },
          {
-            "name" : "Jen Guerra",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
+            "name" : "Jen Guerra",
             "id" : "Jen Guerra"
          },
          {
+            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Jorg Sommrey",
             "id" : "Jorg Sommrey"
          },
          {
+            "name" : "Kueppo Wesley",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Kueppo Wesley",
             "id" : "Kueppo Wesley"
          },
          {
-            "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -463,9 +467,11 @@
                   1
                ]
             ],
-            "name" : "Laurent Rosenfeld"
+            "id" : "Laurent Rosenfeld"
          },
          {
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -475,18 +481,16 @@
                   "Blog",
                   6
                ]
-            ],
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari"
+            ]
          },
          {
-            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
+            "name" : "Mark Anderson",
             "id" : "Mark Anderson"
          },
          {
@@ -500,27 +504,27 @@
             "id" : "Mohammad S Anwar"
          },
          {
-            "id" : "Niels van Dijke",
             "name" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Niels van Dijke"
          },
          {
+            "id" : "Olivier Delouya",
+            "name" : "Olivier Delouya",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "name" : "Olivier Delouya",
-            "id" : "Olivier Delouya"
+            ]
          },
          {
-            "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -531,19 +535,20 @@
                   1
                ]
             ],
-            "id" : "Peter Campbell Smith"
+            "name" : "Peter Campbell Smith"
          },
          {
-            "name" : "Robbie Hatley",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "name" : "Robbie Hatley",
             "id" : "Robbie Hatley"
          },
          {
+            "name" : "Robert DiCicco",
             "data" : [
                [
                   "Perl",
@@ -554,20 +559,20 @@
                   2
                ]
             ],
-            "name" : "Robert DiCicco",
             "id" : "Robert DiCicco"
          },
          {
+            "id" : "Robert Ransbottom",
             "name" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Robert Ransbottom"
+            ]
          },
          {
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -582,11 +587,9 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West"
+            "name" : "Roger Bell_West"
          },
          {
-            "name" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -597,30 +600,32 @@
                   1
                ]
             ],
+            "name" : "Simon Green",
             "id" : "Simon Green"
          },
          {
+            "id" : "Simon Proctor",
+            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ],
-            "name" : "Simon Proctor",
-            "id" : "Simon Proctor"
+            ]
          },
          {
-            "id" : "Solathian",
+            "name" : "Solathian",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Solathian"
+            "id" : "Solathian"
          },
          {
             "id" : "Stephen G. Lynn",
+            "name" : "Stephen G. Lynn",
             "data" : [
                [
                   "Perl",
@@ -634,8 +639,7 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Stephen G. Lynn"
+            ]
          },
          {
             "data" : [
@@ -662,17 +666,16 @@
             "name" : "Ulrich Rieke"
          },
          {
+            "name" : "Vamsi Meenavilli",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Vamsi Meenavilli",
             "id" : "Vamsi Meenavilli"
          },
          {
-            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -683,13 +686,19 @@
                   1
                ]
             ],
-            "name" : "W. Luis Mochan"
+            "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan"
          }
       ]
    },
    "xAxis" : {
       "type" : "category"
    },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "plotOptions" : {
       "series" : {
          "dataLabels" : {
@@ -699,12 +708,18 @@
          "borderWidth" : 0
       }
    },
+   "title" : {
+      "text" : "The Weekly Challenge - 193"
+   },
+   "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/>"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 39] Last updated at 2023-01-16 02:26:50 GMT"
+   },
    "chart" : {
       "type" : "column"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
    }
 }
diff --git a/stats/pwc-challenge-197.json b/stats/pwc-challenge-197.json
new file mode 100644
index 0000000000..df92115c95
--- /dev/null
+++ b/stats/pwc-challenge-197.json
@@ -0,0 +1,616 @@
+{
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 197"
+   },
+   "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
+   },
+   "subtitle" : {
+      "text" : "[Champions: 32] Last updated at 2023-01-16 02:26:50 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "name" : "Adam Russell",
+               "y" : 2,
+               "drilldown" : "Adam Russell"
+            },
+            {
+               "drilldown" : "Ali Moradi",
+               "name" : "Ali Moradi",
+               "y" : 4
+            },
+            {
+               "name" : "Arne Sommer",
+               "y" : 3,
+               "drilldown" : "Arne Sommer"
+            },
+            {
+               "y" : 4,
+               "name" : "Athanasius",
+               "drilldown" : "Athanasius"
+            },
+            {
+               "y" : 2,
+               "name" : "Bob Lied",
+               "drilldown" : "Bob Lied"
+            },
+            {
+               "name" : "Bruce Gray",
+               "y" : 2,
+               "drilldown" : "Bruce Gray"
+            },
+            {
+               "drilldown" : "Carlos Oliveira",
+               "name" : "Carlos Oliveira",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Cheok-Yin Fung",
+               "y" : 2,
+               "name" : "Cheok-Yin Fung"
+            },
+            {
+               "drilldown" : "Colin Crain",
+               "name" : "Colin Crain",
+               "y" : 3
+            },
+            {
+               "name" : "Dave Jacoby",
+               "y" : 2,
+               "drilldown" : "Dave Jacoby"
+            },
+            {
+               "name" : "David Ferrone",
+               "y" : 2,
+               "drilldown" : "David Ferrone"
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Feng Chang",
+               "name" : "Feng Chang",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti",
+               "y" : 6
+            },
+            {
+               "drilldown" : "Jaldhar H. Vyas",
+               "y" : 5,
+               "name" : "Jaldhar H. Vyas"
+            },
+            {
+               "drilldown" : "James Smith",
+               "y" : 3,
+               "name" : "James Smith"
+            },
+            {
+               "drilldown" : "Jan Krnavek",
+               "name" : "Jan Krnavek",
+               "y" : 2
+            },
+            {
+               "name" : "Jorg Sommrey",
+               "y" : 2,
+               "drilldown" : "Jorg Sommrey"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
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+            },
+            {
+               "name" : "Luca Ferrari",
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+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "y" : 2,
+               "name" : "Mark Anderson",
+               "drilldown" : "Mark Anderson"
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "y" : 2,
+               "name" : "Niels van Dijke"
+            },
+            {
+               "drilldown" : "Pip Stuart",
+               "name" : "Pip Stuart",
+               "y" : 2
+            },
+            {
+               "y" : 3,
+               "name" : "Robbie Hatley",
+               "drilldown" : "Robbie Hatley"
+            },
+            {
+               "drilldown" : "Robert DiCicco",
+               "name" : "Robert DiCicco",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "name" : "Robert Ransbottom",
+               "drilldown" : "Robert Ransbottom"
+            },
+            {
+               "name" : "Roger Bell_West",
+               "y" : 5,
+               "drilldown" : "Roger Bell_West"
+            },
+            {
+               "drilldown" : "Simon Green",
+               "name" : "Simon Green",
+               "y" : 3
+            },
+            {
+               "drilldown" : "Stephen G. Lynn",
+               "y" : 5,
+               "name" : "Stephen G. Lynn"
+            },
+            {
+               "name" : "Thomas Kohler",
+               "y" : 4,
+               "drilldown" : "Thomas Kohler"
+            },
+            {
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke",
+               "y" : 4
+            },
+            {
+               "y" : 3,
+               "name" : "W. Luis Mochan",
+               "drilldown" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 197",
+         "colorByPoint" : 1
+      }
+   ],
+   "legend" : {
+      "enabled" : 0
+   },
+   "drilldown" : {
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+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Adam Russell",
+            "id" : "Adam Russell"
+         },
+         {
+            "id" : "Ali Moradi",
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+            "name" : "Ali Moradi"
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+         {
+            "id" : "Arne Sommer",
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+               ],
+               [
+                  "Blog",
+                  1
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+            "name" : "Arne Sommer"
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+                  "Perl",
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+               [
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+               ]
+            ],
+            "name" : "Athanasius",
+            "id" : "Athanasius"
+         },
+         {
+            "id" : "Bob Lied",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Bob Lied"
+         },
+         {
+            "id" : "Bruce Gray",
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+            "name" : "Bruce Gray"
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+         {
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+            "name" : "Carlos Oliveira",
+            "id" : "Carlos Oliveira"
+         },
+         {
+            "name" : "Cheok-Yin Fung",
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+               [
+                  "Perl",
+                  2
+               ]
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