- Added solutions by Joelle Maslak.

- Added solutions by Thomas Kohler.
- Added solutions by Niels van Dijke.
- Added solutions by Feng Chang.
- Added solutions by PokGoPun.
- Added solutions by Luca Ferrari.
- Added solutions by Mark Anderson.
- Added solutions by Steven Wilson.
- Added solutions by Peter Campbell Smith.
- Added solutions by Peter Meszaros.
- Added solutions by E. Choroba.
- Added solutions by W. Luis Mochan.
- Added solutions by Eric Cheung.

21 files changed, 3830 insertions, 3544 deletions

diff --git a/challenge-275/eric-cheung/python/ch-1.py b/challenge-275/eric-cheung/python/ch-1.py
new file mode 100755
index 0000000000..ae16d9a130
--- /dev/null
+++ b/challenge-275/eric-cheung/python/ch-1.py
@@ -0,0 +1,27 @@
+

+## Example 1

+## strSentence = "Perl Weekly Challenge"

+## arrKey = ["l", "a"]

+

+## Example 2

+## strSentence = "Perl and Raku"

+## arrKey = ["a"]

+

+## Example 3

+## strSentence = "Well done Team PWC"

+## arrKey = ["l", "o"]

+

+## Example 4

+strSentence = "The joys of polyglottism"

+arrKey = ["T"]

+

+arrKeyLower = [charLoop.lower() for charLoop in arrKey]

+

+nCount = 0

+for wordLoop in strSentence.split():

+    ## print (wordLoop)

+    arrContain = [charLoop for charLoop in wordLoop.lower() if charLoop in arrKeyLower]

+    if len(arrContain) == 0:

+        nCount = nCount + 1

+

+print (nCount)

diff --git a/challenge-275/eric-cheung/python/ch-2.py b/challenge-275/eric-cheung/python/ch-2.py
new file mode 100755
index 0000000000..c243ed3899
--- /dev/null
+++ b/challenge-275/eric-cheung/python/ch-2.py
@@ -0,0 +1,18 @@
+

+## strInput = "a1c1e1"  ## Example 1

+## strInput = "a1b2c3d4"  ## Example 2

+## strInput = "b2b"  ## Example 3

+strInput = "a16z"  ## Example 4

+

+arrList = list(strInput)

+arrPosNum = [nIndx for nIndx, charLoop in enumerate(strInput) if charLoop.isdigit()]

+arrPosChar = [nIndx for nIndx, charLoop in enumerate(strInput) if charLoop.isalpha()]

+

+## print (arrPosNum)

+## print (arrPosChar)

+

+for nIndx in arrPosNum:

+    LastChar = strInput[[nLoop for nLoop in arrPosChar if nLoop < nIndx][-1]]

+    arrList[nIndx] = chr(ord(LastChar) + int(arrList[nIndx]))

+

+print ("".join(arrList))

diff --git a/challenge-275/perlboy1967/perl/ch1.pl b/challenge-275/perlboy1967/perl/ch-1.pl
index 624b8fb931..624b8fb931 100755
--- a/challenge-275/perlboy1967/perl/ch1.pl
+++ b/challenge-275/perlboy1967/perl/ch-1.pl
diff --git a/challenge-275/perlboy1967/perl/ch2.pl b/challenge-275/perlboy1967/perl/ch-2.pl
index ccd347c497..ccd347c497 100755
--- a/challenge-275/perlboy1967/perl/ch2.pl
+++ b/challenge-275/perlboy1967/perl/ch-2.pl
diff --git a/stats/pwc-challenge-274.json b/stats/pwc-challenge-274.json
new file mode 100644
index 0000000000..e079a4fb06
--- /dev/null
+++ b/stats/pwc-challenge-274.json
@@ -0,0 +1,574 @@
+{
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 274"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "drilldown" : {
+      "series" : [
+         {
+            "name" : "Andrew Schneider",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Andrew Schneider"
+         },
+         {
+            "name" : "Arne Sommer",
+            "id" : "Arne Sommer",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Athanasius",
+            "name" : "Athanasius"
+         },
+         {
+            "name" : "BarrOff",
+            "data" : [
+               [
+                  "Raku",
+                  1
+               ]
+            ],
+            "id" : "BarrOff"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Bob Lied",
+            "name" : "Bob Lied"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Bruce Gray",
+            "name" : "Bruce Gray"
+         },
+         {
+            "id" : "Cheok-Yin Fung",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Cheok-Yin Fung"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "David Ferrone",
+            "name" : "David Ferrone"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "E. Choroba",
+            "name" : "E. Choroba"
+         },
+         {
+            "id" : "Feng Chang",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "name" : "Feng Chang"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Jan Krnavek",
+            "name" : "Jan Krnavek"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Joelle Maslak",
+            "name" : "Joelle Maslak"
+         },
+         {
+            "name" : "Jorg Sommrey",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Jorg Sommrey"
+         },
+         {
+            "name" : "Laurent Rosenfeld",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  1
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Laurent Rosenfeld"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "id" : "Mariano Spadaccini",
+            "name" : "Mariano Spadaccini"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Mark Anderson",
+            "name" : "Mark Anderson"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Matthew Neleigh",
+            "name" : "Matthew Neleigh"
+         },
+         {
+            "id" : "Matthias Muth",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Matthias Muth"
+         },
+         {
+            "name" : "Nelo Tovar",
+            "id" : "Nelo Tovar",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Packy Anderson",
+            "name" : "Packy Anderson"
+         },
+         {
+            "id" : "Peter Campbell Smith",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Peter Campbell Smith"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Peter Meszaros",
+            "name" : "Peter Meszaros"
+         },
+         {
+            "id" : "Robbie Hatley",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Robbie Hatley"
+         },
+         {
+            "id" : "Roger Bell_West",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Roger Bell_West"
+         },
+         {
+            "name" : "Simon Green",
+            "id" : "Simon Green",
+            "data" : [
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Thomas Kohler",
+            "id" : "Thomas Kohler",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ]
+         },
+         {
+            "name" : "Ulrich Rieke",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Ulrich Rieke"
+         },
+         {
+            "id" : "W. Luis Mochan",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "W. Luis Mochan"
+         }
+      ]
+   },
+   "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/>"
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "name" : "Andrew Schneider",
+               "drilldown" : "Andrew Schneider",
+               "y" : 3
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Arne Sommer",
+               "name" : "Arne Sommer"
+            },
+            {
+               "name" : "Athanasius",
+               "drilldown" : "Athanasius",
+               "y" : 4
+            },
+            {
+               "name" : "BarrOff",
+               "y" : 1,
+               "drilldown" : "BarrOff"
+            },
+            {
+               "name" : "Bob Lied",
+               "y" : 3,
+               "drilldown" : "Bob Lied"
+            },
+            {
+               "name" : "Bruce Gray",
+               "drilldown" : "Bruce Gray",
+               "y" : 2
+            },
+            {
+               "name" : "Cheok-Yin Fung",
+               "y" : 2,
+               "drilldown" : "Cheok-Yin Fung"
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "y" : 2,
+               "name" : "Dave Jacoby"
+            },
+            {
+               "name" : "David Ferrone",
+               "drilldown" : "David Ferrone",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba"
+            },
+            {
+               "name" : "Feng Chang",
+               "y" : 2,
+               "drilldown" : "Feng Chang"
+            },
+            {
+               "drilldown" : "Jan Krnavek",
+               "y" : 2,
+               "name" : "Jan Krnavek"
+            },
+            {
+               "drilldown" : "Joelle Maslak",
+               "y" : 4,
+               "name" : "Joelle Maslak"
+            },
+            {
+               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey",
+               "y" : 3
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld"
+            },
+            {
+               "drilldown" : "Luca Ferrari",
+               "y" : 4,
+               "name" : "Luca Ferrari"
+            },
+            {
+               "name" : "Mariano Spadaccini",
+               "y" : 1,
+               "drilldown" : "Mariano Spadaccini"
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "y" : 2,
+               "name" : "Mark Anderson"
+            },
+            {
+               "name" : "Matthew Neleigh",
+               "y" : 2,
+               "drilldown" : "Matthew Neleigh"
+            },
+            {
+               "drilldown" : "Matthias Muth",
+               "y" : 3,
+               "name" : "Matthias Muth"
+            },
+            {
+               "y" : 1,
+               "drilldown" : "Nelo Tovar",
+               "name" : "Nelo Tovar"
+            },
+            {
+               "name" : "Packy Anderson",
+               "y" : 5,
+               "drilldown" : "Packy Anderson"
+            },
+            {
+               "name" : "Peter Campbell Smith",
+               "y" : 3,
+               "drilldown" : "Peter Campbell Smith"
+            },
+            {
+               "name" : "Peter Meszaros",
+               "y" : 2,
+               "drilldown" : "Peter Meszaros"
+            },
+            {
+               "drilldown" : "Robbie Hatley",
+               "y" : 3,
+               "name" : "Robbie Hatley"
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 5
+            },
+            {
+               "name" : "Simon Green",
+               "y" : 1,
+               "drilldown" : "Simon Green"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Thomas Kohler",
+               "name" : "Thomas Kohler"
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke",
+               "y" : 4
+            },
+            {
+               "y" : 3,
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 274",
+         "colorByPoint" : 1
+      }
+   ],
+   "xAxis" : {
+      "type" : "category"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 30] Last updated at 2024-06-24 21:40:57 GMT"
+   }
+}
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index dd797e5529..e92baf2bba 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -2,128 +2,17 @@
    "chart" : {
       "type" : "column"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Andrew Schneider",
-            "name" : "Andrew Schneider",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "id" : "Arne Sommer",
-            "name" : "Arne Sommer",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "id" : "Athanasius",
-            "name" : "Athanasius"
-         },
-         {
-            "name" : "BarrOff",
-            "id" : "BarrOff",
-            "data" : [
-               [
-                  "Raku",
-                  1
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Bob Lied",
-            "id" : "Bob Lied"
-         },
-         {
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "id" : "Bruce Gray",
-            "name" : "Bruce Gray"
-         },
-         {
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Cheok-Yin Fung",
-            "id" : "Cheok-Yin Fung"
-         },
-         {
-            "id" : "Dave Jacoby",
-            "name" : "Dave Jacoby",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ]
-         },
-         {
-            "name" : "David Ferrone",
-            "id" : "David Ferrone",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ]
-         },
-         {
             "id" : "E. Choroba",
-            "name" : "E. Choroba",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ]
+            "name" : "E. Choroba"
          },
          {
             "name" : "Feng Chang",
@@ -136,18 +25,6 @@
             ]
          },
          {
-            "name" : "Jan Krnavek",
-            "id" : "Jan Krnavek",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ]
-         },
-         {
-            "id" : "Joelle Maslak",
-            "name" : "Joelle Maslak",
             "data" : [
                [
                   "Perl",
@@ -157,41 +34,13 @@
                   "Raku",
                   2
                ]
-            ]
-         },
-         {
-            "name" : "Jorg Sommrey",
-            "id" : "Jorg Sommrey",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ],
-               [
-                  "Raku",
-                  1
-               ],
-               [
-                  "Blog",
-                  1
-               ]
             ],
-            "name" : "Laurent Rosenfeld",
-            "id" : "Laurent Rosenfeld"
+            "id" : "Joelle Maslak",
+            "name" : "Joelle Maslak"
          },
          {
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -199,21 +48,9 @@
                ],
                [
                   "Blog",
-                  2
-               ]
-            ],
-            "id" : "Luca Ferrari",
-            "name" : "Luca Ferrari"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  1
+                  9
                ]
-            ],
-            "name" : "Mariano Spadaccini",
-            "id" : "Mariano Spadaccini"
+            ]
          },
          {
             "data" : [
@@ -226,55 +63,13 @@
             "name" : "Mark Anderson"
          },
          {
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Matthew Neleigh",
-            "id" : "Matthew Neleigh"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "id" : "Matthias Muth",
-            "name" : "Matthias Muth"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ]
-            ],
-            "name" : "Nelo Tovar",
-            "id" : "Nelo Tovar"
-         },
-         {
-            "id" : "Packy Anderson",
-            "name" : "Packy Anderson",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
             ]
          },
          {
@@ -292,60 +87,16 @@
             ]
          },
          {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
+            "name" : "Peter Meszaros",
             "id" : "Peter Meszaros",
-            "name" : "Peter Meszaros"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Robbie Hatley",
-            "id" : "Robbie Hatley"
-         },
-         {
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
                   2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
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-            "name" : "Thomas Kohler",
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@@ -355,23 +106,13 @@
                   "Blog",
                   2
                ]
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-         },
-         {
-            "id" : "Ulrich Rieke",
-            "name" : "Ulrich Rieke",
-            "data" : [
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-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ]
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+            ],
+            "name" : "Thomas Kohler",
+            "id" : "Thomas Kohler"
          },
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+            "id" : "W. Luis Mochan",
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@@ -381,94 +122,45 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "W. Luis Mochan",
-            "name" : "W. Luis Mochan"
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-   "subtitle" : {
-      "text" : "[Champions: 30] Last updated at 2024-06-24 01:12:42 GMT"
+   "title" : {
+      "text" : "The Weekly Challenge - 275"
+   },
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