- Added solution by Olivier Delouya.

15 files changed, 2040 insertions, 2022 deletions

diff --git a/challenge-145/olivier-delouya/perl/ch-1.sh b/challenge-145/olivier-delouya/perl/ch-1.sh
new file mode 100644
index 0000000000..f3ad6d16e3
--- /dev/null
+++ b/challenge-145/olivier-delouya/perl/ch-1.sh
@@ -0,0 +1,3 @@
+dot_product='@a=eval($a); @b=eval($b); for($i=0, $dot_product=0, $N=scalar(@a); $i<$N; $i++) { $dot_product += $a[$i]*$b[$i]; }; print $dot_product;'
+
+perl -se "$dot_product" -- -a="(1,2,3)" -b="(4,5,6)"
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 0f89804536..d38b926a69 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,29 +1,18 @@
 {
-   "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/>"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
+   "chart" : {
+      "type" : "column"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "subtitle" : {
+      "text" : "[Champions: 9] Last updated at 2021-12-28 10:56:19 GMT"
    },
    "title" : {
       "text" : "The Weekly Challenge - 145"
    },
+   "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
+   },
    "drilldown" : {
       "series" : [
          {
@@ -37,6 +26,7 @@
             "id" : "Andrew Shitov"
          },
          {
+            "id" : "Dave Jacoby",
             "name" : "Dave Jacoby",
             "data" : [
                [
@@ -47,8 +37,7 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Dave Jacoby"
+            ]
          },
          {
             "data" : [
@@ -71,6 +60,16 @@
             "id" : "Mohammad S Anwar"
          },
          {
+            "id" : "Olivier Delouya",
+            "name" : "Olivier Delouya",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ]
+         },
+         {
             "name" : "Paulo Custodio",
             "data" : [
                [
@@ -82,7 +81,6 @@
          },
          {
             "id" : "Peter Campbell Smith",
-            "name" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -92,9 +90,11 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Peter Campbell Smith"
          },
          {
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -109,8 +109,7 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West"
+            "name" : "Roger Bell_West"
          },
          {
             "id" : "W. Luis Mochan",
@@ -128,61 +127,77 @@
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 8] Last updated at 2021-12-28 10:47:32 GMT"
-   },
-   "xAxis" : {
-      "type" : "category"
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
    },
-   "chart" : {
-      "type" : "column"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
    "series" : [
       {
-         "colorByPoint" : 1,
          "name" : "The Weekly Challenge - 145",
          "data" : [
             {
-               "name" : "Andrew Shitov",
                "drilldown" : "Andrew Shitov",
+               "name" : "Andrew Shitov",
                "y" : 1
             },
             {
+               "name" : "Dave Jacoby",
                "drilldown" : "Dave Jacoby",
-               "y" : 3,
-               "name" : "Dave Jacoby"
+               "y" : 3
             },
             {
-               "drilldown" : "Mark Anderson",
                "y" : 1,
+               "drilldown" : "Mark Anderson",
                "name" : "Mark Anderson"
             },
             {
                "drilldown" : "Mohammad S Anwar",
-               "y" : 1,
-               "name" : "Mohammad S Anwar"
+               "name" : "Mohammad S Anwar",
+               "y" : 1
+            },
+            {
+               "name" : "Olivier Delouya",
+               "drilldown" : "Olivier Delouya",
+               "y" : 1
             },
             {
-               "name" : "Paulo Custodio",
                "y" : 2,
-               "drilldown" : "Paulo Custodio"
+               "drilldown" : "Paulo Custodio",
+               "name" : "Paulo Custodio"
             },
             {
-               "name" : "Peter Campbell Smith",
                "y" : 3,
-               "drilldown" : "Peter Campbell Smith"
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith"
             },
             {
                "y" : 5,
-               "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West"
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West"
             },
             {
-               "name" : "W. Luis Mochan",
                "y" : 3,
-               "drilldown" : "W. Luis Mochan"
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan"
             }
-         ]
+         ],
+         "colorByPoint" : 1
       }
-   ]
+   ],
+   "legend" : {
+      "enabled" : 0
+   },
+   "xAxis" : {
+      "type" : "category"
+   }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index a8c437136a..b48d5f5326 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,17 +1,41 @@
 {
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2021-12-28 10:56:19 GMT"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
+   },
    "series" : [
       {
          "dataLabels" : {
-            "align" : "right",
-            "y" : 10,
             "format" : "{point.y:.0f}",
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
+            "y" : 10,
             "enabled" : "true",
             "color" : "#FFFFFF",
-            "rotation" : -90
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
+            "rotation" : -90,
+            "align" : "right"
          },
          "name" : "Contributions",
          "data" : [
@@ -21,7 +45,7 @@
             ],
             [
                "Perl",
-               6968
+               6969
             ],
             [
                "Raku",
@@ -30,34 +54,10 @@
          ]
       }
    ],
-   "chart" : {
-      "type" : "column"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2021-12-28 10:47:32 GMT"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
-   },
    "yAxis" : {
+      "min" : 0,
       "title" : {
          "text" : null
-      },
-      "min" : 0
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
+      }
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index f29c75a555..71d302866e 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,768 +1,18 @@
 {
-   "title" : {
-      "text" : "The Weekly Challenge Language"
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
-      }
+   "chart" : {
+      "type" : "column"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-12-28 10:56:19 GMT"
    },
-   "legend" : {
-      "enabled" : "false"
+   "title" : {
+      "text" : "The Weekly Challenge Language"
    },
    "tooltip" : {
       "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
       "followPointer" : "true",
       "headerFormat" : "<span style=\"font-size:11px\"></span>"
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "series" : [
-      {
-         "colorByPoint" : "true",
-         "name" : "The Weekly Challenge Languages",
-         "data" : [
-            {
-               "name" : "#001",
-               "drilldown" : "001",
-               "y" : 161
-            },
-            {
-               "y" : 125,
-               "drilldown" : "002",
-               "name" : "#002"
-            },
-            {
-               "y" : 83,
-               "drilldown" : "003",
-               "name" : "#003"
-            },
-            {
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-               "y" : 99,
-               "name" : "#004"
-            },
-            {
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-               "y" : 78,
-               "drilldown" : "005"
-            },
-            {
-               "name" : "#006",
-               "drilldown" : "006",
-               "y" : 58
-            },
-            {
-               "drilldown" : "007",
-               "y" : 64,
-               "name" : "#007"
-            },
-            {
-               "name" : "#008",
-               "y" : 78,
-               "drilldown" : "008"
-            },
-            {
-               "y" : 76,
-               "drilldown" : "009",
-               "name" : "#009"
-            },
-            {
-               "name" : "#010",
-               "drilldown" : "010",
-               "y" : 65
-            },
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-               "name" : "#011",
-               "drilldown" : "011",
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-               "y" : 89,
-               "drilldown" : "012",
-               "name" : "#012"
-            },
-            {
-               "name" : "#013",
-               "drilldown" : "013",
-               "y" : 85
-            },
-            {
-               "drilldown" : "014",
-               "y" : 101,
-               "name" : "#014"
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-               "drilldown" : "024",
-               "name" : "#024"
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-               "drilldown" : "025"
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-               "drilldown" : "030"
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-               "drilldown" : "032"
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-               "drilldown" : "037"
-            },
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-               "drilldown" : "038",
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-            },
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-               "drilldown" : "039",
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-               "drilldown" : "055",
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-               "drilldown" : "060",
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-               "drilldown" : "061",
-               "name" : "#061"
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-               "y" : 58
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-               "drilldown" : "063",
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-               "drilldown" : "064",
-               "y" : 80,
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-               "drilldown" : "065",
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-               "drilldown" : "067",
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