- Added solutions by Laurent Rosenfeld.

18 files changed, 2263 insertions, 2196 deletions

diff --git a/challenge-216/laurent-rosenfeld/blog.txt b/challenge-216/laurent-rosenfeld/blog.txt
new file mode 100644
index 0000000000..71658bfcda
--- /dev/null
+++ b/challenge-216/laurent-rosenfeld/blog.txt
@@ -0,0 +1 @@
+https://blogs.perl.org/users/laurent_r/2023/05/perl-weekly-challenge-216-registration-number.html
diff --git a/challenge-216/laurent-rosenfeld/perl/ch-1.pl b/challenge-216/laurent-rosenfeld/perl/ch-1.pl
new file mode 100644
index 0000000000..0931df12d6
--- /dev/null
+++ b/challenge-216/laurent-rosenfeld/perl/ch-1.pl
@@ -0,0 +1,27 @@
+use strict;
+use warnings;
+use feature 'say';
+
+sub included {
+    my @words = @{$_[0]};
+    my $reg = lc $_[1];
+    # say @words;
+    my @letters = grep { /[a-z]/ } split //, $reg;
+    # say @letters;
+    my @result;
+    for my $wd (@words) {
+        my %wd_lets = map { $_ => 1 } split //, $wd;
+        my @missing = grep { not exists $wd_lets{$_} } @letters;
+        push @result, $wd if scalar @missing == 0;
+    }
+return @result;
+}
+my @tests = (
+    {words => ['abc', 'abcd', 'bcd'], reg => 'AB1 2CD'},
+    {words => ['job', 'james', 'bjorg'], reg => '007 JB'},
+    {words => ['crack', 'road', 'rac'], reg => 'C7 RA2'}
+    );
+for my $test (@tests) {
+    printf "%-30s", "@{$test->{words}} - $test->{reg} => ";
+    say join " ", included $test->{words}, $test->{reg};
+}
diff --git a/challenge-216/laurent-rosenfeld/raku/ch-1.raku b/challenge-216/laurent-rosenfeld/raku/ch-1.raku
new file mode 100644
index 0000000000..d02768bdfd
--- /dev/null
+++ b/challenge-216/laurent-rosenfeld/raku/ch-1.raku
@@ -0,0 +1,16 @@
+sub included (@words, $reg) {
+    my $letters = $reg.lc.comb.grep({ /<[a..z]>/ }).Set;
+    my @result;
+    for @words -> $wd {
+        push @result, $wd if $letters ⊆ $wd.lc.comb.Set;
+    }
+    return @result;
+}
+my @tests =
+    {words => ('abc', 'abcd', 'bcd'), reg => 'AB1 2CD'},
+    {words => ('job', 'james', 'bjorg'), reg => '007 JB'},
+    {words => ('crack', 'road', 'rac'), reg => 'C7 RA2'};
+for @tests -> %test {
+    printf "%-30s", "%test<words> - %test<reg> => ";
+    say included %test<words>, %test<reg>;
+}
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 6b9ec7f631..2f445c15f6 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,6 +1,13 @@
 {
-   "chart" : {
-      "type" : "column"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "tooltip" : {
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : 1,
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
    },
    "series" : [
       {
@@ -13,19 +20,24 @@
                "y" : 2
             },
             {
-               "name" : "James Smith",
+               "drilldown" : "James Smith",
                "y" : 3,
-               "drilldown" : "James Smith"
+               "name" : "James Smith"
             },
             {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 3
+            },
+            {
+               "drilldown" : "Leo Manfredi",
                "y" : 1,
-               "name" : "Leo Manfredi",
-               "drilldown" : "Leo Manfredi"
+               "name" : "Leo Manfredi"
             },
             {
+               "drilldown" : "Lubos Kolouch",
                "name" : "Lubos Kolouch",
-               "y" : 2,
-               "drilldown" : "Lubos Kolouch"
+               "y" : 2
             },
             {
                "name" : "Luca Ferrari",
@@ -33,61 +45,45 @@
                "drilldown" : "Luca Ferrari"
             },
             {
-               "drilldown" : "Mark Anderson",
                "name" : "Mark Anderson",
-               "y" : 2
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
             },
             {
-               "drilldown" : "Niels van Dijke",
                "name" : "Niels van Dijke",
-               "y" : 1
+               "y" : 1,
+               "drilldown" : "Niels van Dijke"
             },
             {
-               "drilldown" : "Robert DiCicco",
+               "name" : "Robert DiCicco",
                "y" : 2,
-               "name" : "Robert DiCicco"
+               "drilldown" : "Robert DiCicco"
             },
             {
+               "drilldown" : "W. Luis Mochan",
                "y" : 3,
-               "name" : "W. Luis Mochan",
-               "drilldown" : "W. Luis Mochan"
+               "name" : "W. Luis Mochan"
             }
          ]
       }
    ],
-   "title" : {
-      "text" : "The Weekly Challenge - 216"
-   },
    "legend" : {
       "enabled" : 0
    },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "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: 9] Last updated at 2023-05-10 10:48:09 GMT"
+   "title" : {
+      "text" : "The Weekly Challenge - 216"
    },
    "drilldown" : {
       "series" : [
          {
             "name" : "Feng Chang",
-            "id" : "Feng Chang",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Feng Chang"
          },
          {
             "name" : "James Smith",
@@ -104,6 +100,24 @@
             ]
          },
          {
+            "name" : "Laurent Rosenfeld",
+            "id" : "Laurent Rosenfeld",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  1
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
             "data" : [
                [
                   "Perl",
@@ -124,8 +138,6 @@
             "name" : "Lubos Kolouch"
          },
          {
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -135,29 +147,33 @@
                   "Blog",
                   6
                ]
-            ]
+            ],
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari"
          },
          {
             "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson"
+            ]
          },
          {
-            "id" : "Niels van Dijke",
+            "name" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Niels van Dijke"
+            "id" : "Niels van Dijke"
          },
          {
+            "name" : "Robert DiCicco",
+            "id" : "Robert DiCicco",
             "data" : [
                [
                   "Perl",
@@ -167,13 +183,9 @@
                   "Raku",
                   1
                ]
-            ],
-            "id" : "Robert DiCicco",
-            "name" : "Robert DiCicco"
+            ]
          },
          {
-            "name" : "W. Luis Mochan",
-            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -183,16 +195,27 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "W. Luis Mochan",
+            "name" : "W. Luis Mochan"
          }
       ]
    },
+   "subtitle" : {
+      "text" : "[Champions: 10] Last updated at 2023-05-11 08:28:44 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
+            "format" : "{point.y}",
+            "enabled" : 1
          }
       }
    }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 80152053f9..60cbb18276 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      }
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2023-05-10 10:48:09 GMT"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
    "yAxis" : {
       "title" : {
          "text" : null
       },
       "min" : 0
    },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
    "series" : [
       {
+         "dataLabels" : {
+            "format" : "{point.y:.0f}",
+            "y" : 10,
+            "align" : "right",
+            "rotation" : -90,
+            "color" : "#FFFFFF",
+            "enabled" : "true",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            }
+         },
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               3557
+               3558
             ],
             [
                "Perl",
-               10985
+               10986
             ],
             [
                "Raku",
-               6371
+               6372
             ]
-         ],
-         "dataLabels" : {
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "format" : "{point.y:.0f}",
-            "y" : 10,
-            "enabled" : "true",
-            "color" : "#FFFFFF",
-            "align" : "right",
-            "rotation" : -90
-         },
-         "name" : "Contributions"
+         ]
       }
    ],
-   "chart" : {
-      "type" : "column"
+   "legend" : {
+      "enabled" : "false"
    },
    "title" : {
       "text" : "The Weekly Challenge Contributions [2019 - 2023]"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2023-05-11 08:28:44 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      },
+      "type" : "category"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 96435a005a..6fe651d15b 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,1116 +1,23 @@
 {
-   "series" : [
-      {
-         "data" : [
-            {
-               "drilldown" : "001",
-               "name" : "#001",
-               "y" : 163
-            },
-            {
-               "name" : "#002",
-               "y" : 129,
-               "drilldown" : "002"
-            },
-            {
-               "y" : 87,
-               "name" : "#003",
-               "drilldown" : "003"
-            },
-            {
-               "name" : "#004",
-               "y" : 103,
-               "drilldown" : "004"
-            },
-            {
-               "name" : "#005",
-               "y" : 80,
-               "drilldown" : "005"
-            },
-            {
-               "y" : 61,
-               "name" : "#006",
-               "drilldown" : "006"
-            },
-            {
-               "y" : 69,
-               "name" : "#007",
-               "drilldown" : "007"
-            },
-            {
-               "name" : "#008",
-               "y" : 82,
-               "drilldown" : "008"
-            },
-            {
-               "y" : 80,
-               "name" : "#009",
-               "drilldown" : "009"
-            },
-            {
-               "y" : 69,
-               "name" : "#010",
-               "drilldown" : "010"
-            },
-            {
-               "name" : "#011",
-               "y" : 89,
-               "drilldown" : "011"
-            },
-            {
-               "drilldown" : "012",
-               "y" : 92,
-               "name" : "#012"
-            },
-            {
-               "y" : 87,
-               "name" : "#013",
-               "drilldown" : "013"
-            },
-            {
-               "y" : 102,
-               "name" : "#014",
-               "drilldown" : "014"
-            },
-            {
-               "drilldown" : "015",
-               "name" : "#015",
-               "y" : 101
-            },
-            {
-               "name" : "#016",
-               "y" : 72,
-               "drilldown" : "016"
-            },
-            {
-               "drilldown" : "017",
-               "name" : "#017",
-               "y" : 86
-            },
-            {
-               "drilldown" : "018",
-               "name" : "#018",
-               "y" : 83
-            },
-            {
-               "y" : 105,
-               "name" : "#019",
-               "drilldown" : "019"
-            },
-            {
-               "drilldown" : "020",
-               "y" : 103,
-               "name" : "#020"
-            },
-            {
-               "name" : "#021",
-               "y" : 74,
-               "drilldown" : "021"
-            },
-            {
-               "drilldown" : "022",
-               "y" : 72,
-               "name" : "#022"
-            },
-            {
-               "name" : "#023",
-               "y" : 101,
-               "drilldown" : "023"
-            },
-            {
-               "name" : "#024",
-               "y" : 77,
-               "drilldown" : "024"
-            },
-            {
-               "drilldown" : "025",
-               "name" : "#025",
-               "y" : 62
-            },
-            {
-               "name" : "#026",
-               "y" : 76,
-               "drilldown" : "026"
-            },
-            {
-               "drilldown" : "027",
-               "name" : "#027",
-               "y" : 64
-            },
-            {
-               "name" : "#028",
-               "y" : 82,
-               "drilldown" : "028"
-            },
-            {
-               "y" : 83,
-               "name" : "#029",
-               "drilldown" : "029"
-            },
-            {
-               "name" : "#030",
-               "y" : 121,
-               "drilldown" : "030"
-            },
-            {
-               "drilldown" : "031",
-               "name" : "#031",
-               "y" : 93
-            },
-            {
-               "name" : "#032",
-               "y" : 98,
-               "drilldown" : "032"
-            },
-            {
-               "y" : 114,
-               "name" : "#033",
-               "drilldown" : "033"
-            },
-            {
-               "name" : "#034",
-               "y" : 70,
-               "drilldown" : "034"
-            },
-            {
-               "drilldown" : "035",
-               "name" : "#035",
-               "y" : 68
-            },
-            {
-               "drilldown" : "036",
-               "name" : "#036",
-               "y" : 70
-            },
-            {
-               "name" : "#037",
-               "y" : 70,
-               "drilldown" : "037"
-            },
-            {
-               "drilldown" : "038",
-               "name" : "#038",
-               "y" : 74
-            },
-            {
-               "name" : "#039",
-               "y" : 68,
-               "drilldown" : "039"
-            },
-            {
-               "drilldown" : "040",
-               "name" : "#040",
-               "y" : 77
-            },
-            {
-               "drilldown" : "041",
-               "name" : "#041",
-               "y" : 80
-            },
-            {
-               "y" : 98,
-               "name" : "#042",
-               "drilldown" : "042"
-            },
-            {
-               "drilldown" : "043",
-               "y" : 72,
-               "name" : "#043"
-            },
-            {
-               "name" : "#044",
-               "y" : 90,
-               "drilldown" : "044"
-            },
-            {
-               "y" : 102,
-               "name" : "#045",
-               "drilldown" : "045"
-            },
-            {
-               "name" : "#046",
-               "y" : 93,
-               "drilldown" : "046"
-            },
-            {
-               "drilldown" : "047",
-               "name" : "#047",
-               "y" : 88
-            },
-            {
-               "drilldown" : "048",
-               "name" : "#048",
-               "y" : 112
-            },
-            {
-               "name" : "#049",
-               "y" : 93,
-               "drilldown" : "049"
-            },
-            {
-               "drilldown" : "050",
-               "y" : 104,
-               "name" : "#050"
-            },
-            {
-               "name" : "#051",
-               "y" : 95,
-               "drilldown" : "051"
-            },
-            {
-               "drilldown" : "052",
-               "y" : 93,
-               "name" : "#052"
-            },
-            {
-               "name" : "#053",
-               "y" : 105,
-               "drilldown" : "053"
-            },
-            {
-               "name" : "#054",
-               "y" : 107,
-               "drilldown" : "054"
-            },
-            {
-               "drilldown" : "055",
-               "y" : 92,
-               "name" : "#055"
-            },
-            {
-               "name" : "#056",
-               "y" : 99,
-               "drilldown" : "056"
-            },
-            {
-               "drilldown" : "057",
-               "name" : "#057",
-               "y" : 86
-            },
-            {
-               "name" : "#058",
-               "y" : 71,
-               "drilldown" : "058"
-            },
-            {
-               "drilldown" : "059",
-               "y" : 93,
-               "name" : "#059"
-            },
-            {
-               "y" : 89,
-               "name" : "#060",
-               "drilldown" : "060"
-            },
-            {
-               "y" : 85,
-               "name" : "#061",
-               "drilldown" : "061"
-            },
-            {
-               "name" : "#062",
-               "y" : 62,
-               "drilldown" : "062"
-            },
-            {
-               "y" : 93,
-               "name" : "#063",
-               "drilldown" : "063"
-            },
-            {
-               "drilldown" : "064",
-               "y" : 84,
-               "name" : "#064"
-            },
-            {
-               "drilldown" : "065",
-               "name" : "#065",
-               "y" : 77
-            },
-            {
-               "drilldown" : "066",
-               "y" : 88,
-               "name" : "#066"
-            },
-            {
-               "name" : "#067",
-               "y" : 94,
-               "drilldown" : "067"
-            },
-            {
-               "name" : "#068",
-               "y" : 77,
-               "drilldown" : "068"
-            },
-            {
-               "drilldown" : "069",
-               "y" : 85,
-               "name" : "#069"
-            },
-            {
-               "y" : 98,
-               "name" : "#070",
-               "drilldown" : "070"
-            },
-            {
-               "drilldown" : "071",
-               "name" : "#071",
-               "y" : 80
-            },
-            {
-               "drilldown" : "072",
-               "y" : 114,
-               "name" : "#072"
-            },
-            {
-               "name" : "#073",
-               "y" : 112,
-               "drilldown" : "073"
-            },
-            {
-               "drilldown" : "074",
-               "name" : "#074",
-               "y" : 117
-            },
-            {
-               "drilldown" : "075",
-               "name" : "#075",
-               "y" : 117
-            },
-            {
-               "drilldown" : "076",
-               "name" : "#076",
-               "y" : 101
-            },
-            {
-               "drilldown" : "077",
-               "y" : 100,
-               "name" : "#077"
-            },
-            {
-               "drilldown" : "078",
-               "name" : "#078",
-               "y" : 127
-            },
-            {
-               "name" : "#079",
-               "y" : 122,
-               "drilldown" : "079"
-            },
-            {
-               "y" : 127,
-               "name" : "#080",
-               "drilldown" : "080"
-            },
-            {
-               "y" : 114,
-               "name" : "#081",
-               "drilldown" : "081"
-            },
-            {
-               "y" : 114,
-               "name" : "#082",
-               "drilldown" : "082"
-            },
-            {
-               "name" : "#083",
-               "y" : 127,
-               "drilldown" : "083"
-            },
-            {
-               "y" : 119,
-               "name" : "#084",
-               "drilldown" : "084"
-            },
-            {
-               "name" : "#085",
-               "y" : 114,
-               "drilldown" : "085"
-            },
-            {
-               "y" : 104,
-               "name" : "#086",
-               "drilldown" : "086"
-            },
-            {
-               "drilldown" : "087",
-               "y" : 101,
-               "name" : "#087"
-            },
-            {
-               "y" : 121,
-               "name" : "#088",
-               "drilldown" : "088"
-            },
-            {
-               "drilldown" : "089",
-               "y" : 113,
-               "name" : "#089"
-            },
-            {
-               "drilldown" : "090",
-               "name" : "#090",
-               "y" : 113
-            },
-            {
-               "drilldown" : "091",
-               "name" : "#091",
-               "y" : 108
-            },
-            {
-               "drilldown" : "092",
-               "y" : 98,
-               "name" : "#092"
-            },
-            {
-               "y" : 87,
-               "name" : "#093",
-               "drilldown" : "093"
-            },
-            {
-               "drilldown" : "094",
-               "name" : "#094",
-               "y" : 87
-            },
-            {
-               "y" : 108,
-               "name" : "#095",
-               "drilldown" : "095"
-            },
-            {
-               "y" : 108,
-               "name" : "#096",
-               "drilldown" : "096"
-            },
-            {
-               "name" : "#097",
-               "y" : 111,
-               "drilldown" : "097"
-            },
-            {
-               "name" : "#098",
-               "y" : 108,
-               "drilldown" : "098"
-            },
-            {
-               "y" : 97,
-               "name" : "#099",
-               "drilldown" : "099"
-            },
-            {
-               "drilldown" : "100",
-               "name" : "#100",
-               "y" : 120
-            },
-            {
-               "name" : "#101",
-               "y" : 83,
-               "drilldown" : "101"
-            },
-            {
-               "drilldown" : "102",
-               "y" : 90,
-               "name" : "#102"
-            },
-            {
-               "name" : "#103",
-               "y" : 79,
-               "drilldown" : "103"
-            },
-            {
-               "y" : 85,
-               "name" : "#104",
-               "drilldown" : "104"
-            },
-            {
-               "y" : 75,
-               "name" : "#105",
-               "drilldown" : "105"
-            },
-            {
-               "drilldown" : "106",
-               "name" : "#106",
-               "y" : 97
-            },
-            {
-               "y" : 90,
-               "name" : "#107",
-               "drilldown" : "107"
-            },
-            {
-               "name" : "#108",
-               "y" : 94,
-               "drilldown" : "108"
-            },
-            {
-               "y" : 107,
-               "name" : "#109",
-               "drilldown" : "109"
-            },
-            {
-               "name" : "#110",
-               "y" : 108,
-               "drilldown" : "110"
-            },
-            {
-               "drilldown" : "111",
-               "y" : 91,
-               "name" : "#111"
-            },
-            {
-               "drilldown" : "112",
-               "name" : "#112",
-               "y" : 92
-            },
-            {
-               "y" : 92,
-               "name" : "#113",
-               "drilldown" : "113"
-            },
-            {
-               "drilldown" : "114",
-               "name" : "#114",
-               "y" : 108
-            },
-            {
-               "y" : 96,
-               "name" : "#115",
-               "drilldown" : "115"
-            },
-            {
-               "name" : "#116",
-               "y" : 95,
-               "drilldown" : "116"
-            },
-            {
-               "y" : 97,
-               "name" : "#117",
-               "drilldown" : "117"
-            },
-            {
-               "y" : 83,
-               "name" : "#118",
-               "drilldown" : "118"
-            },
-            {
-               "drilldown" : "119",
-               "y" : 125,
-               "name" : "#119"
-            },
-            {
-               "drilldown" : "120",
-               "name" : "#120",
-               "y" : 116
-            },
-            {
-               "y" : 92,
-               "name" : "#121",
-               "drilldown" : "121"
-            },
-            {
-               "name" : "#122",
-               "y" : 110,
-               "drilldown" : "122"
-            },
-            {
-               "drilldown" : "123",
-               "name" : "#123",
-               "y" : 105
-            },
-            {
-               "y" : 85,
-               "name" : "#124",
-               "drilldown" : "124"
-            },
-            {
-               "name" : "#125",
-               "y" : 63,
-               "drilldown" : "125"
-            },
-