- Added solutions by Niels van Dijke.

- Added solutions by Laurent Rosenfeld.

21 files changed, 2107 insertions, 2055 deletions

diff --git a/challenge-246/laurent-rosenfeld/blog.txt b/challenge-246/laurent-rosenfeld/blog.txt
new file mode 100644
index 0000000000..cb3a874b27
--- /dev/null
+++ b/challenge-246/laurent-rosenfeld/blog.txt
@@ -0,0 +1 @@
+https://blogs.perl.org/users/laurent_r/2023/12/perl-weekly-challenge-246-6-out-of-49.html
diff --git a/challenge-246/laurent-rosenfeld/perl/ch-1.pl b/challenge-246/laurent-rosenfeld/perl/ch-1.pl
new file mode 100644
index 0000000000..347c0d34b5
--- /dev/null
+++ b/challenge-246/laurent-rosenfeld/perl/ch-1.pl
@@ -0,0 +1,12 @@
+use strict;
+use warnings;
+use feature 'say';
+
+my %result;
+while (%result < 6) {
+    # get random integers in the range 1..49
+    my $rand = int( rand 49) + 1;
+    # discard duplicates
+    $result{$rand} = 1 unless exists $result{$rand};
+}
+say join " ", keys %result;
diff --git a/challenge-246/laurent-rosenfeld/raku/ch-1.raku b/challenge-246/laurent-rosenfeld/raku/ch-1.raku
new file mode 100644
index 0000000000..ab237a21b3
--- /dev/null
+++ b/challenge-246/laurent-rosenfeld/raku/ch-1.raku
@@ -0,0 +1 @@
+say (1..49).pick: 6;
diff --git a/challenge-246/perlboy1967/perl/ch1.pl b/challenge-246/perlboy1967/perl/ch-1.pl
index c1fdf6ca2b..c1fdf6ca2b 100755
--- a/challenge-246/perlboy1967/perl/ch1.pl
+++ b/challenge-246/perlboy1967/perl/ch-1.pl
diff --git a/challenge-246/perlboy1967/perl/ch2.pl b/challenge-246/perlboy1967/perl/ch-2.pl
index 9d2000f6a6..9d2000f6a6 100755
--- a/challenge-246/perlboy1967/perl/ch2.pl
+++ b/challenge-246/perlboy1967/perl/ch-2.pl
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index b518c2501e..3afa0b07eb 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,40 +1,100 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
+   "series" : [
+      {
+         "data" : [
+            {
+               "drilldown" : "David Ferrone",
+               "y" : 2,
+               "name" : "David Ferrone"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "y" : 3,
+               "name" : "Laurent Rosenfeld"
+            },
+            {
+               "drilldown" : "Luca Ferrari",
+               "y" : 10,
+               "name" : "Luca Ferrari"
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "y" : 2,
+               "name" : "Niels van Dijke"
+            },
+            {
+               "y" : 3,
+               "name" : "W. Luis Mochan",
+               "drilldown" : "W. Luis Mochan"
+            }
+         ],
+         "colorByPoint" : 1,
+         "name" : "The Weekly Challenge - 246"
       }
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge - 246"
-   },
+   ],
    "legend" : {
       "enabled" : 0
    },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "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,
-      "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/>"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 5] Last updated at 2023-12-04 11:54:41 GMT"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
    },
    "drilldown" : {
       "series" : [
          {
-            "name" : "David Ferrone",
-            "id" : "David Ferrone",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "David Ferrone",
+            "id" : "David Ferrone"
          },
          {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  1
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Laurent Rosenfeld",
+            "name" : "Laurent Rosenfeld"
+         },
+         {
+            "name" : "Luca Ferrari",
             "id" : "Luca Ferrari",
             "data" : [
                [
@@ -45,12 +105,21 @@
                   "Blog",
                   8
                ]
+            ]
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
             ],
-            "name" : "Luca Ferrari"
+            "id" : "Niels van Dijke",
+            "name" : "Niels van Dijke"
          },
          {
-            "name" : "W. Luis Mochan",
             "id" : "W. Luis Mochan",
+            "name" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -64,38 +133,7 @@
          }
       ]
    },
-   "series" : [
-      {
-         "data" : [
-            {
-               "y" : 2,
-               "drilldown" : "David Ferrone",
-               "name" : "David Ferrone"
-            },
-            {
-               "y" : 10,
-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari"
-            },
-            {
-               "y" : 3,
-               "drilldown" : "W. Luis Mochan",
-               "name" : "W. Luis Mochan"
-            }
-         ],
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 246"
-      }
-   ],
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "subtitle" : {
-      "text" : "[Champions: 3] Last updated at 2023-12-04 11:07:42 GMT"
-   },
-   "chart" : {
-      "type" : "column"
+   "title" : {
+      "text" : "The Weekly Challenge - 246"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 6b38f33c09..93aa626f21 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2023]"
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2023-12-04 11:54:41 GMT"
    },
    "xAxis" : {
-      "type" : "category",
       "labels" : {
          "style" : {
             "fontFamily" : "Verdana, sans-serif",
             "fontSize" : "13px"
          }
-      }
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2023-12-04 11:07:42 GMT"
+      },
+      "type" : "category"
    },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2023]"
    },
    "series" : [
       {
+         "name" : "Contributions",
          "dataLabels" : {
-            "align" : "right",
+            "format" : "{point.y:.0f}",
             "enabled" : "true",
+            "align" : "right",
             "rotation" : -90,
-            "color" : "#FFFFFF",
-            "format" : "{point.y:.0f}",
-            "y" : 10,
             "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            }
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "y" : 10,
+            "color" : "#FFFFFF"
          },
          "data" : [
             [
                "Blog",
-               4270
+               4271
             ],
             [
                "Perl",
-               12673
+               12676
             ],
             [
                "Raku",
-               7311
+               7312
             ]
-         ],
-         "name" : "Contributions"
+         ]
       }
    ],
-   "chart" : {
-      "type" : "column"
+   "legend" : {
+      "enabled" : "false"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
    },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "legend" : {
-      "enabled" : "false"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index a951c9338f..53d3ac1ee9 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,18 +1,12 @@
 {
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2023-12-04 11:54:41 GMT"
+   },
    "xAxis" : {
       "type" : "category"
    },
-   "title" : {
-      "text" : "The Weekly Challenge Language"
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
-      }
+   "chart" : {
+      "type" : "column"
    },
    "drilldown" : {
       "series" : [
@@ -31,11 +25,10 @@
                   12
                ]
             ],
-            "id" : "001",
-            "name" : "001"
+            "name" : "001",
+            "id" : "001"
          },
          {
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -50,9 +43,12 @@
                   10
                ]
             ],
-            "name" : "002"
+            "name" : "002",
+            "id" : "002"
          },
          {
+            "id" : "003",
+            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -66,13 +62,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "003",
-            "name" : "003"
+            ]
          },
          {
-            "name" : "004",
-            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -86,10 +78,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "004",
+            "id" : "004"
          },
          {
-            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -104,6 +97,7 @@
                   12
                ]
             ],
+            "id" : "005",
             "name" : "005"
          },
          {
@@ -125,7 +119,6 @@
             "name" : "006"
          },
          {
-            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -140,7 +133,8 @@
                   10
                ]
             ],
-            "name" : "007"
+            "name" : "007",
+            "id" : "007"
          },
          {
             "name" : "008",
@@ -161,6 +155,8 @@
             ]
          },
          {
+            "id" : "009",
+            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -174,11 +170,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "009",
-            "name" : "009"
+            ]
          },
          {
+            "name" : "010",
+            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -192,9 +188,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010",
-            "name" : "010"
+            ]
          },
          {
             "name" : "011",
@@ -215,7 +209,6 @@
             ]
          },
          {
-            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -230,7 +223,8 @@
                   11
                ]
             ],
-            "name" : "012"
+            "name" : "012",
+            "id" : "012"
          },
          {
             "data" : [
@@ -251,8 +245,6 @@
             "name" : "013"
          },
          {
-            "name" : "014",
-            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -266,9 +258,12 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "014",
+            "id" : "014"
          },
          {
+            "name" : "015",
             "id" : "015",
             "data" : [
                [
@@ -283,12 +278,11 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "015"
+            ]
          },
          {
-            "name" : "016",
             "id" : "016",
+            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -319,11 +313,10 @@
                   12
                ]
             ],
-            "id" : "017",
-            "name" : "017"
+            "name" : "017",
+            "id" : "017"
          },
          {
-            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -338,7 +331,8 @@
                   14
                ]
             ],
-            "id" : "018"
+            "id" : "018",
+            "name" : "018"
          },
          {
             "name" : "019",
@@ -359,7 +353,6 @@
             ]
          },
          {
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -374,10 +367,10 @@
                   13
                ]
             ],
-            "name" : "020"
+            "name" : "020",
+            "id" : "020"
          },
          {
-            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -392,7 +385,8 @@
                   10
                ]
             ],
-            "name" : "021"
+            "name" : "021",
+            "id" : "021"
          },
          {
             "data" : [
@@ -431,6 +425,7 @@
             "name" : "023"
          },
          {
+            "name" : "024",
             "id" : "024",
             "data" : [
                [
@@ -445,11 +440,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "024"
+            ]
          },
          {
             "name" : "025",
+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -463,11 +458,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "025"
+            ]
          },
          {
-            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -482,7 +475,8 @@
                   10
                ]
             ],
-            "name" : "026"
+            "name" : "026",
+            "id" : "026"
          },
          {
             "data" : [
@@ -499,11 +493,10 @@
                   9
                ]
             ],
-            "id" : "027",
-            "name" : "027"
+            "name" : "027",
+            "id" : "027"
          },
          {
-            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -518,10 +511,10 @@
                   9
                ]
             ],
-            "name" : "028"
+            "name" : "028",
+            "id" : "028"
          },
          {
-            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -536,6 +529,7 @@
                   12
                ]
             ],
+            "name" : "029",
             "id" : "029"
          },
          {
@@ -553,12 +547,12 @@
                   10
                ]
             ],
-            "id" : "030",
-            "name" : "030"
+            "name" : "030",
+            "id" : "030"
          },
          {
-            "name" : "031",
             "id" : "031",
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -575,6 +569,7 @@
             ]
          },
          {
+            "id" : "032",
             "name" : "032",
             "data" : [
                [
@@ -589,11 +584,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "032"
+            ]
          },
          {
-            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -608,9 +601,12 @@
                   10
                ]
             ],
-            "name" : "033"
+            "name" : "033",
+            "id" : "033"
          },
          {
+            "name" : "034",
+            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -624,12 +620,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "034",
-            "name" : "034"
+            ]
          },
          {
-            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -644,9 +637,12 @@
                   9
                ]
             ],
-            "name" : "035"
+            "name" : "035",
+            "id" : "035"
          },
          {
+            "name" : "036",
+            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -660,13 +656,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "036",
-            "name" : "036"
+            ]
          },
          {
-            "name" : "037",
             "id" : "037",
+            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -683,8 +677,8 @@
             ]
          },
          {
-            "name" : "038",
             "id" : "038",
+            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -701,6 +695,7 @@
             ]
          },
          {
+            "id" : "039",
             "name" : "039",
             "data" : [
                [
@@ -715,8 +710,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "039"
+            ]
          },
          {
             "data" : [
@@ -733,11 +727,10 @@
                   10
                ]
             ],
-            "id" : "040",
-            "name" : "040"
+            "name" : "040",
+            "id" : "040"
          },
          {
-            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -752,9 +745,11 @@
                   9
                ]
             ],
+            "id" : "041",
             "name" : "041"
          },
          {
+            "name" : "042",
             "id" : "042",
             "data" : [
                [
@@ -769,11 +764,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "042"
+            ]
          },
          {
-            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -788,10 +781,10 @@
                   11
                ]
             ],
+            "id" : "043",
             "name" : "043"
          },
          {
-            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -806,9 +799,11 @@
                   11
                ]
             ],
-            "id" : "044"
+            "id" : "044",
+            "name" : "044"
          },
          {
+            "id" : "045",
             "name" : "045",
             "data" : [
                [
@@ -823,8 +818,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "045"
+            ]
          },
          {
             "data" : [
@@ -845,6 +839,8 @@
             "name" : "046"
          },
          {
+            "name" : "047",
+            "id" : "047",
             "data" : [
                [
                   "Perl",
@@ -858,12 +854,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "047",
-            "name" : "047"
+            ]
          },
          {
             "name" : "048",
+            "id" : "048",
             "data" : [
                [
                   "Perl",
@@ -877,11 +872,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "048"
+            ]
          },
          {
             "id" : "049",
+            "name" : "049",
             "data" : [
                [
                   "Perl",
@@ -895,8 +890,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "049"
+            ]
          },
          {
             "data" : [
@@ -913,12 +907,12 @@
                   12
                ]
             ],
-            "id" : "050",
-            "name" : "050"
+            "name" : "050",
+            "id" : "050"
          },
          {
-            "name" : "051",
             "id" : "051",
+            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -935,7 +929,6 @@
             ]
          },
          {
-            "name" : "052",
             "data" : [
                [
                   "Perl",
@@ -950,9 +943,11 @@
                   14
                ]
             ],
-            "id" : "052"
+            "id" : "052",
+            "name" : "052"
          },
          {
+            "id" : "053",
             "name" : "053",
             "data" : [
                [
@@ -967,12 +962,11 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "053"
+            ]
          },
          {
-            "name" : "054",
             "id" : "054",
+            "name" : "054",
             "data" : [
                [
                   "Perl",
@@ -1007,7 +1001,6 @@
             ]
          },
          {
-            "name" : "056",
             "data" : [
                [
                   "Perl",
@@ -1022,11 +1015,10 @@
                   17
                ]
             ],
+            "name" : "056",
             "id" : "056"
          },
          {
-            "name" : "057",
-            "id" : "057",
             "data" : [
                [
                   "Perl",
@@ -1040,7 +1032,9 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "id" : "057",
+            "name" : "057"
          },
          {
             "name" : "058",
@@ -1061,7 +1055,6 @@
             ]
          },
          {
-            "id" : "059",
             "data" : [
                [
                   "Perl",
@@ -1076,9 +1069,11 @@
                   16
                ]
             ],
-            "name" : "059"
+            "name" : "059",
+            "id" : "059"
          },
          {
+            "name" : "060",
             "id" : "060",
             "data" : [
                [
@@ -1093,8 +1088,7 @@
                   "Blog",
                   16
                ]
-            ],
-            "name" : "060"
+            ]
          },
          {
             "data" : [
@@ -1115,7 +1109,6 @@
             "name" : "061"
          },
          {
-            "name" : "062",
             "data" : [
                [
                   "Perl",
@@ -1130,11 +1123,10 @@
                   11
                ]
             ],
+            "name" : "062",
             "id" : "062"
          },
          {
-            "name" : "063",
-            "id" : "063",
             "data" : [
                [
                   "Perl",
@@ -1148,10 +1140,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "063",
+            "name" : "063"
          },
          {
-            "name" : "064",
             "data" : [
                [
                   "Perl",
@@ -1166,7 +1159,8 @@
                   16
                ]
             ],
-            "id" : "064"
+            "id" : "064",
+            "name" : "064"
          },
          {
             "data" : [
@@ -1183,10 +1177,12 @@
                   15