- Added solution by Robert DiCicco.

15 files changed, 2101 insertions, 2042 deletions

diff --git a/challenge-139/robert-dicicco/perl/ch-1.pl b/challenge-139/robert-dicicco/perl/ch-1.pl
new file mode 100644
index 0000000000..d48bd25a7b
--- /dev/null
+++ b/challenge-139/robert-dicicco/perl/ch-1.pl
@@ -0,0 +1,44 @@
+#! perl.exe
+
+## Author: Robert DiCicco
+## Date: 17-NOV-2021
+## Challenge 139 Long Primes
+
+use strict;
+use warnings;
+use ntheory qw/divisors powmod is_prime/;
+use 5.30.0;
+
+my $cnt        = 0;
+my $test_prime = 1;
+
+print("Enter the number of primes to find : ");
+
+my $limit = <STDIN>;
+chomp($limit);
+
+print("Finding $limit Long Primes\n");
+while ( 1 == 1 ) {
+    my $ret = long_prime($test_prime);
+    if ( $ret > 0 ) {
+        $cnt++;
+        print("$cnt. $test_prime\n");
+        if ( $cnt == $limit ) {
+            say "Goodbye !";
+            last;
+        }
+    }
+
+    $test_prime++;
+}
+
+sub long_prime {
+    my ($p) = @_;
+    return 0 unless is_prime($p);
+
+    for my $d ( divisors( $p - 1 ) ) {
+        return $d + 1 == $p if powmod( 10, $d, $p ) == 1;
+    }
+
+    return (0);
+}
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index fab7761ab8..23f5dbcef9 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,51 +1,35 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
+   "subtitle" : {
+      "text" : "[Champions: 17] Last updated at 2021-11-18 07:54:06 GMT"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge - 139"
    },
    "legend" : {
       "enabled" : 0
    },
-   "tooltip" : {
-      "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/>",
-      "followPointer" : 1
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "series" : [
       {
          "data" : [
             {
                "y" : 1,
-               "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov"
+               "drilldown" : "Andrew Shitov",
+               "name" : "Andrew Shitov"
             },
             {
                "drilldown" : "Cheok-Yin Fung",
-               "name" : "Cheok-Yin Fung",
-               "y" : 2
+               "y" : 2,
+               "name" : "Cheok-Yin Fung"
             },
             {
-               "y" : 1,
                "name" : "Cristina Heredia",
-               "drilldown" : "Cristina Heredia"
+               "drilldown" : "Cristina Heredia",
+               "y" : 1
             },
             {
-               "name" : "Dave Jacoby",
                "drilldown" : "Dave Jacoby",
-               "y" : 3
+               "y" : 3,
+               "name" : "Dave Jacoby"
             },
             {
                "y" : 2,
@@ -53,19 +37,19 @@
                "name" : "E. Choroba"
             },
             {
-               "drilldown" : "James Smith",
                "name" : "James Smith",
-               "y" : 3
+               "y" : 3,
+               "drilldown" : "James Smith"
             },
             {
-               "y" : 6,
                "name" : "Luca Ferrari",
+               "y" : 6,
                "drilldown" : "Luca Ferrari"
             },
             {
-               "name" : "Mark Anderson",
+               "y" : 2,
                "drilldown" : "Mark Anderson",
-               "y" : 2
+               "name" : "Mark Anderson"
             },
             {
                "y" : 2,
@@ -73,9 +57,9 @@
                "name" : "Niels van Dijke"
             },
             {
-               "y" : 1,
                "name" : "Olivier Delouya",
-               "drilldown" : "Olivier Delouya"
+               "drilldown" : "Olivier Delouya",
+               "y" : 1
             },
             {
                "name" : "Paulo Custodio",
@@ -84,13 +68,18 @@
             },
             {
                "y" : 2,
-               "name" : "Peter Campbell Smith",
-               "drilldown" : "Peter Campbell Smith"
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith"
             },
             {
-               "y" : 4,
+               "name" : "Robert DiCicco",
+               "drilldown" : "Robert DiCicco",
+               "y" : 1
+            },
+            {
+               "name" : "Roger Bell_West",
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West"
+               "y" : 4
             },
             {
                "y" : 1,
@@ -103,9 +92,9 @@
                "name" : "Ulrich Rieke"
             },
             {
-               "name" : "W. Luis Mochan",
                "drilldown" : "W. Luis Mochan",
-               "y" : 3
+               "y" : 3,
+               "name" : "W. Luis Mochan"
             }
          ],
          "colorByPoint" : 1,
@@ -115,34 +104,34 @@
    "drilldown" : {
       "series" : [
          {
+            "id" : "Andrew Shitov",
             "name" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ],
-            "id" : "Andrew Shitov"
+            ]
          },
          {
-            "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "name" : "Cheok-Yin Fung",
             "id" : "Cheok-Yin Fung"
          },
          {
-            "name" : "Cristina Heredia",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "id" : "Cristina Heredia"
+            "id" : "Cristina Heredia",
+            "name" : "Cristina Heredia"
          },
          {
             "name" : "Dave Jacoby",
@@ -165,11 +154,10 @@
                   2
                ]
             ],
-            "id" : "E. Choroba",
-            "name" : "E. Choroba"
+            "name" : "E. Choroba",
+            "id" : "E. Choroba"
          },
          {
-            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -180,10 +168,10 @@
                   1
                ]
             ],
-            "id" : "James Smith"
+            "id" : "James Smith",
+            "name" : "James Smith"
          },
          {
-            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -194,59 +182,72 @@
                   4
                ]
             ],
-            "name" : "Luca Ferrari"
+            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari"
          },
          {
-            "name" : "Mark Anderson",
-            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Mark Anderson",
+            "id" : "Mark Anderson"
          },
          {
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Niels van Dijke",
-            "name" : "Niels van Dijke"
+            ]
          },
          {
+            "id" : "Olivier Delouya",
             "name" : "Olivier Delouya",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Olivier Delouya"
+            ]
          },
          {
-            "name" : "Paulo Custodio",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Paulo Custodio"
+            "id" : "Paulo Custodio",
+            "name" : "Paulo Custodio"
          },
          {
-            "name" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "name" : "Peter Campbell Smith",
             "id" : "Peter Campbell Smith"
          },
          {
+            "id" : "Robert DiCicco",
+            "name" : "Robert DiCicco",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ]
+         },
+         {
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -256,22 +257,19 @@
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Roger Bell_West",
-            "name" : "Roger Bell_West"
+            ]
          },
          {
-            "name" : "Steven Wilson",
-            "id" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "id" : "Steven Wilson",
+            "name" : "Steven Wilson"
          },
          {
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -282,11 +280,10 @@
                   2
                ]
             ],
-            "id" : "Ulrich Rieke"
+            "id" : "Ulrich Rieke",
+            "name" : "Ulrich Rieke"
          },
          {
-            "name" : "W. Luis Mochan",
-            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -296,17 +293,35 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "W. Luis Mochan",
+            "name" : "W. Luis Mochan"
          }
       ]
    },
-   "title" : {
-      "text" : "The Weekly Challenge - 139"
-   },
    "chart" : {
       "type" : "column"
    },
-   "subtitle" : {
-      "text" : "[Champions: 16] Last updated at 2021-11-17 12:54:18 GMT"
+   "tooltip" : {
+      "followPointer" : 1,
+      "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/>"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
+   "xAxis" : {
+      "type" : "category"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index d532d05df7..5b8c076955 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,16 +1,36 @@
 {
-   "subtitle" : {
-      "text" : "Last updated at 2021-11-17 12:54:18 GMT"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "chart" : {
       "type" : "column"
    },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      }
+   },
    "title" : {
       "text" : "The Weekly Challenge Contributions [2019 - 2021]"
    },
+   "subtitle" : {
+      "text" : "Last updated at 2021-11-18 07:54:06 GMT"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
    "series" : [
       {
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -18,46 +38,26 @@
             ],
             [
                "Perl",
-               6666
+               6667
             ],
             [
                "Raku",
                4029
             ]
          ],
+         "name" : "Contributions",
          "dataLabels" : {
-            "y" : 10,
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
+            "enabled" : "true",
             "rotation" : -90,
             "align" : "right",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
             "format" : "{point.y:.0f}",
-            "enabled" : "true",
+            "y" : 10,
             "color" : "#FFFFFF"
          }
       }
-   ],
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      },
-      "type" : "category"
-   },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "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 8e9dea7561..6caea3459c 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,707 +1,35 @@
 {
-   "series" : [
-      {
-         "colorByPoint" : "true",
-         "name" : "The Weekly Challenge Languages",
-         "data" : [
-            {
-               "drilldown" : "001",
-               "name" : "#001",
-               "y" : 161
-            },
-            {
-               "y" : 125,
-               "drilldown" : "002",
-               "name" : "#002"
-            },
-            {
-               "y" : 83,
-               "drilldown" : "003",
-               "name" : "#003"
-            },
-            {
-               "drilldown" : "004",
-               "name" : "#004",
-               "y" : 99
-            },
-            {
-               "drilldown" : "005",
-               "name" : "#005",
-               "y" : 78
-            },
-            {
-               "drilldown" : "006",
-               "name" : "#006",
-               "y" : 58
-            },
-            {
-               "name" : "#007",
-               "drilldown" : "007",
-               "y" : 64
-            },
-            {
-               "y" : 78,
-               "name" : "#008",
-               "drilldown" : "008"
-            },
-            {
-               "y" : 76,
-               "drilldown" : "009",
-               "name" : "#009"
-            },
-            {
-               "y" : 65,
-               "name" : "#010",
-               "drilldown" : "010"
-            },
-            {
-               "name" : "#011",
-               "drilldown" : "011",
-               "y" : 85
-            },
-            {
-               "name" : "#012",
-               "drilldown" : "012",
-               "y" : 89
-            },
-            {
-               "name" : "#013",
-               "drilldown" : "013",
-               "y" : 85
-            },
-            {
-               "y" : 101,
-               "drilldown" : "014",
-               "name" : "#014"
-            },
-            {
-               "y" : 99,
-               "name" : "#015",
-               "drilldown" : "015"
-            },
-            {
-               "y" : 71,
-               "drilldown" : "016",
-               "name" : "#016"
-            },
-            {
-               "drilldown" : "017",
-               "name" : "#017",
-               "y" : 84
-            },
-            {
-               "name" : "#018",
-               "drilldown" : "018",
-               "y" : 81
-            },
-            {
-               "name" : "#019",
-               "drilldown" : "019",
-               "y" : 103
-            },
-            {
-               "name" : "#020",
-               "drilldown" : "020",
-               "y" : 101
-            },
-            {
-               "y" : 72,
-               "drilldown" : "021",
-               "name" : "#021"
-            },
-            {
-               "name" : "#022",
-               "drilldown" : "022",
-               "y" : 68
-            },
-            {
-               "y" : 97,
-               "drilldown" : "023",
-               "name" : "#023"
-            },
-            {
-               "drilldown" : "024",
-               "name" : "#024",
-               "y" : 75
-            },
-            {
-               "y" : 59,
-               "name" : "#025",
-               "drilldown" : "025"
-            },
-            {
-               "name" : "#026",
-               "drilldown" : "026",
-               "y" : 74
-            },
-            {
-               "name" : "#027",
-               "drilldown" : "027",
-               "y" : 60
-            },
-            {
-               "name" : "#028",
-               "drilldown" : "028",
-               "y" : 80
-            },
-            {
-               "y" : 79,
-               "drilldown" : "029",
-               "name" : "#029"
-            },
-            {
-               "y" : 117,
-               "drilldown" : "030",
-               "name" : "#030"
-            },
-            {
-               "y" : 89,
-               "drilldown" : "031",
-               "name" : "#031"
-            },
-            {
-               "drilldown" : "032",
-               "name" : "#032",
-               "y" : 94
-            },
-            {
-               "drilldown" : "033",
-               "name" : "#033",
-               "y" : 110
-            },
-            {
-               "y" : 64,
-               "name" : "#034",
-               "drilldown" : "034"
-            },
-            {
-               "drilldown" : "035",
-               "name" : "#035",
-               "y" : 64
-            },
-            {
-               "name" : "#036",
-               "drilldown" : "036",
-               "y" : 68
-            },
-            {
-               "drilldown" : "037",
-               "name" : "#037",
-               "y" : 67
-            },
-            {
-               "y" : 68,
-               "name" : "#038",
-               "drilldown" : "038"
-            },
-            {
-               "drilldown" : "039",
-               "name" : "#039",
-               "y" : 62
-            },
-            {
-               "y" : 73,
-               "name" : "#040",
-               "drilldown" : "040"
-            },
-            {
-               "name" : "#041",
-               "drilldown" : "041",
-               "y" : 76
-            },
-            {
-               "drilldown" : "042",
-               "name" : "#042",
-               "y" : 92
-            },
-            {
-               "drilldown" : "043",
-               "name" : "#043",
-               "y" : 68
-            },
-            {
-               "y" : 85,
-               "name" : "#044",
-               "drilldown" : "044"
-            },
-            {
-               "drilldown" : "045",
-               "name" : "#045",
-               "y" : 96
-            },
-            {
-               "y" : 87,
-               "name" : "#046",
-               "drilldown" : "046"
-            },
-            {
-               "name" : "#047",
-               "drilldown" : "047",
-               "y" : 84
-            },
-            {
-               "y" : 108,
-               "name" : "#048",
-               "drilldown" : "048"
-            },
-            {
-               "y" : 89,
-               "name" : "#049",
-               "drilldown" : "049"
-            },
-            {
-               "drilldown" : "050",
-               "name" : "#050",
-               "y" : 98
-            },
-            {
-               "y" : 89,
-               "drilldown" : "051",
-               "name" : "#051"
-            },
-            {
-               "drilldown" : "052",
-               "name" : "#052",
-               "y" : 91
-            },
-            {
-               "name" : "#053",
-               "drilldown" : "053",
-               "y" : 101
-            },
-            {
-               "y" : 103,
-               "name" : "#054",
-               "drilldown" : "054"
-            },
-            {
-               "y" : 88,
-               "name" : "#055",
-               "drilldown" : "055"
-            },
-            {
-               "y" : 95,
-               "drilldown" : "056",
-               "name" : "#056"
-            },
-            {
-               "y" : 80,
-               "drilldown" : "057",
-               "name" : "#057"
-            },
-            {
-               "y" : 69,
-               "drilldown" : "058",
-               "name" : "#058"
-            },
-            {
-               "y" : 89,
-               "name" : "#059",
-               "drilldown" : "059"
-            },
-            {
-               "name" : "#060",
-               "drilldown" : "060",
-               "y" : 85
-            },
-            {
-               "name" : "#061",
-               "drilldown" : "061",
-               "y" : 81
-            },
-            {
-               "y" : 58,
-               "name" : "#062",
-               "drilldown" : "062"
-            },
-            {
-               "name" : "#063",
-               "drilldown" : "063",
-               "y" : 89
-            },
-            {
-               "y" : 80,
-               "name" : "#064",
-               "drilldown" : "064"
-            },
-            {
-               "name" : "#065",
-               "drilldown" : "065",
-               "y" : 73
-            },
-            {
-               "y" : 84,
-               "name" : "#066",
-               "drilldown" : "066"
-            },
-            {
-               "name" : "#067",
-               "drilldown" : "067",
-               "y" : 90
-            },
-            {
-               "y" : 75,
-               "drilldown" : "068",
-               "name" : "#068"
-            },
-            {
-               "y" : 83,
-               "name" : "#069",
-               "drilldown" : "069"
-            },
-            {
-               "y" : 93,
-               "name" : "#070",
-               "drilldown" : "070"
-            },
-            {
-               "drilldown" : "071",
-               "name" : "#071",
-               "y" : 78
-            },
-            {
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