- Added solutions by PJ Durai.

14 files changed, 1017 insertions, 992 deletions

diff --git a/challenge-083/pjdurai/README b/challenge-083/pjdurai/README
new file mode 100644
index 0000000000..34fc15a6ae
--- /dev/null
+++ b/challenge-083/pjdurai/README
@@ -0,0 +1 @@
+Solutions by PJ Durai.
diff --git a/members.json b/members.json
index d3b2e62cfc..31a34b9ed9 100644
--- a/members.json
+++ b/members.json
@@ -133,6 +133,7 @@
     "peter-meszaros"        : "Peter Meszaros",
     "peter-scott"           : "Peter Scott",
     "petr-roubicek"         : "Petr Roubicek",
+    "pjdurai"               : "PJ Durai",
     "pkmnx"                 : "Philip Hood",
     "plis-acm"              : "Plis Acm",
     "polettix"              : "Flavio Poletti",
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index da3cf13957..dbe8ec513b 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,157 +1,15 @@
 {
-   "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
-   },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
-   "subtitle" : {
-      "text" : "[Champions: 20] Last updated at 2020-10-21 08:20:24 GMT"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge - 083",
-         "colorByPoint" : 1,
-         "data" : [
-            {
-               "y" : 2,
-               "name" : "Alexander Pankoff",
-               "drilldown" : "Alexander Pankoff"
-            },
-            {
-               "drilldown" : "Andrew Shitov",
-               "name" : "Andrew Shitov",
-               "y" : 2
-            },
-            {
-               "y" : 1,
-               "name" : "Cristina Heredia",
-               "drilldown" : "Cristina Heredia"
-            },
-            {
-               "y" : 2,
-               "name" : "Dave Cross",
-               "drilldown" : "Dave Cross"
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Flavio Poletti",
-               "name" : "Flavio Poletti",
-               "y" : 4
-            },
-            {
-               "y" : 2,
-               "drilldown" : "James Smith",
-               "name" : "James Smith"
-            },
-            {
-               "drilldown" : "Jose Luis",
-               "name" : "Jose Luis",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Kang-min Liu",
-               "name" : "Kang-min Liu",
-               "y" : 2
-            },
-            {
-               "y" : 2,
-               "name" : "Lars Thegler",
-               "drilldown" : "Lars Thegler"
-            },
-            {
-               "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "y" : 2,
-               "name" : "Markus Holzer",
-               "drilldown" : "Markus Holzer"
-            },
-            {
-               "name" : "Niels van Dijke",
-               "drilldown" : "Niels van Dijke",
-               "y" : 2
-            },
-            {
-               "name" : "Philip Hood",
-               "drilldown" : "Philip Hood",
-               "y" : 1
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 4
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Shawn Wagner",
-               "name" : "Shawn Wagner"
-            },
-            {
-               "name" : "Simon Green",
-               "drilldown" : "Simon Green",
-               "y" : 3
-            },
-            {
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor",
-               "y" : 2
-            },
-            {
-               "y" : 1,
-               "name" : "Steven Wilson",
-               "drilldown" : "Steven Wilson"
-            },
-            {
-               "y" : 3,
-               "drilldown" : "Walt Mankowski",
-               "name" : "Walt Mankowski"
-            }
-         ]
-      }
-   ],
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 083"
-   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Alexander Pankoff",
-            "name" : "Alexander Pankoff",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Alexander Pankoff",
+            "id" : "Alexander Pankoff"
          },
          {
             "id" : "Andrew Shitov",
@@ -164,14 +22,14 @@
             ]
          },
          {
+            "id" : "Cristina Heredia",
+            "name" : "Cristina Heredia",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "name" : "Cristina Heredia",
-            "id" : "Cristina Heredia"
+            ]
          },
          {
             "id" : "Dave Cross",
@@ -184,8 +42,8 @@
             ]
          },
          {
-            "name" : "Dave Jacoby",
             "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -208,18 +66,18 @@
             "id" : "Flavio Poletti"
          },
          {
-            "name" : "James Smith",
-            "id" : "James Smith",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "James Smith",
+            "id" : "James Smith"
          },
          {
-            "name" : "Jose Luis",
             "id" : "Jose Luis",
+            "name" : "Jose Luis",
             "data" : [
                [
                   "Perl",
@@ -254,18 +112,18 @@
                   2
                ]
             ],
-            "id" : "Mark Anderson",
-            "name" : "Mark Anderson"
+            "name" : "Mark Anderson",
+            "id" : "Mark Anderson"
          },
          {
+            "id" : "Markus Holzer",
+            "name" : "Markus Holzer",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Markus Holzer",
-            "name" : "Markus Holzer"
+            ]
          },
          {
             "data" : [
@@ -278,16 +136,27 @@
             "id" : "Niels van Dijke"
          },
          {
-            "name" : "Philip Hood",
-            "id" : "Philip Hood",
+            "name" : "PJ Durai",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "PJ Durai"
+         },
+         {
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "name" : "Philip Hood",
+            "id" : "Philip Hood"
          },
          {
+            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -298,20 +167,20 @@
                   2
                ]
             ],
-            "name" : "Roger Bell_West",
             "id" : "Roger Bell_West"
          },
          {
-            "name" : "Shawn Wagner",
-            "id" : "Shawn Wagner",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Shawn Wagner",
+            "id" : "Shawn Wagner"
          },
          {
+            "id" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -322,30 +191,30 @@
                   1
                ]
             ],
-            "id" : "Simon Green",
             "name" : "Simon Green"
          },
          {
-            "id" : "Simon Proctor",
-            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Simon Proctor",
+            "id" : "Simon Proctor"
          },
          {
             "name" : "Steven Wilson",
-            "id" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "id" : "Steven Wilson"
          },
          {
+            "name" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
@@ -356,9 +225,155 @@
                   1
                ]
             ],
-            "id" : "Walt Mankowski",
-            "name" : "Walt Mankowski"
+            "id" : "Walt Mankowski"
          }
       ]
-   }
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 083"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
+   "subtitle" : {
+      "text" : "[Champions: 21] Last updated at 2020-10-21 08:50:32 GMT"
+   },
+   "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
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "y" : 2,
+               "name" : "Alexander Pankoff",
+               "drilldown" : "Alexander Pankoff"
+            },
+            {
+               "drilldown" : "Andrew Shitov",
+               "name" : "Andrew Shitov",
+               "y" : 2
+            },
+            {
+               "name" : "Cristina Heredia",
+               "y" : 1,
+               "drilldown" : "Cristina Heredia"
+            },
+            {
+               "drilldown" : "Dave Cross",
+               "name" : "Dave Cross",
+               "y" : 2
+            },
+            {
+               "name" : "Dave Jacoby",
+               "y" : 2,
+               "drilldown" : "Dave Jacoby"
+            },
+            {
+               "name" : "Flavio Poletti",
+               "y" : 4,
+               "drilldown" : "Flavio Poletti"
+            },
+            {
+               "drilldown" : "James Smith",
+               "name" : "James Smith",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Jose Luis",
+               "y" : 2,
+               "name" : "Jose Luis"
+            },
+            {
+               "y" : 2,
+               "name" : "Kang-min Liu",
+               "drilldown" : "Kang-min Liu"
+            },
+            {
+               "drilldown" : "Lars Thegler",
+               "y" : 2,
+               "name" : "Lars Thegler"
+            },
+            {
+               "name" : "Mark Anderson",
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
+            },
+            {
+               "drilldown" : "Markus Holzer",
+               "name" : "Markus Holzer",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "y" : 2,
+               "name" : "Niels van Dijke"
+            },
+            {
+               "y" : 2,
+               "name" : "PJ Durai",
+               "drilldown" : "PJ Durai"
+            },
+            {
+               "name" : "Philip Hood",
+               "y" : 1,
+               "drilldown" : "Philip Hood"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "y" : 4,
+               "name" : "Roger Bell_West"
+            },
+            {
+               "drilldown" : "Shawn Wagner",
+               "name" : "Shawn Wagner",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Simon Green",
+               "y" : 3,
+               "name" : "Simon Green"
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor",
+               "y" : 2
+            },
+            {
+               "name" : "Steven Wilson",
+               "y" : 1,
+               "drilldown" : "Steven Wilson"
+            },
+            {
+               "y" : 3,
+               "name" : "Walt Mankowski",
+               "drilldown" : "Walt Mankowski"
+            }
+         ],
+         "name" : "Perl Weekly Challenge - 083",
+         "colorByPoint" : 1
+      }
+   ]
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 8a51ac8df1..fd7c6da8aa 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,19 +1,36 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      }
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-10-21 08:50:32 GMT"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
    "series" : [
       {
-         "name" : "Contributions",
-         "dataLabels" : {
-            "align" : "right",
-            "color" : "#FFFFFF",
-            "format" : "{point.y:.0f}",
-            "y" : 10,
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "rotation" : -90,
-            "enabled" : "true"
-         },
          "data" : [
             [
                "Blog",
@@ -25,39 +42,22 @@
             ],
             [
                "Raku",
-               2307
+               2309
             ]
-         ]
-      }
-   ],
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
+         ],
+         "name" : "Contributions",
+         "dataLabels" : {
+            "y" : 10,
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "rotation" : -90,
+            "format" : "{point.y:.0f}",
+            "color" : "#FFFFFF",
+            "align" : "right",
+            "enabled" : "true"
          }
-      },
-      "type" : "category"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-10-21 08:20:24 GMT"
-   },
-   "chart" : {
-      "type" : "column"
-   }
+      }
+   ]
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index e233c3ed4d..77d217649e 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,4 +1,18 @@
 {
+   "legend" : {
+      "enabled" : "false"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
@@ -38,7 +52,6 @@
             "id" : "002"
          },
          {
-            "id" : "003",
             "name" : "003",
             "data" : [
                [
@@ -53,11 +66,10 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "003"
          },
          {
-            "id" : "004",
-            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -71,9 +83,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "004",
+            "id" : "004"
          },
          {
+            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -88,12 +103,10 @@
                   12
                ]
             ],
-            "id" : "005",
-            "name" : "005"
+            "id" : "005"
          },
          {
             "name" : "006",
-            "id" : "006",
             "data" : [
                [
                   "Perl",
@@ -107,11 +120,11 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "id" : "006"
          },
          {
             "id" : "007",
-            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -125,7 +138,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "007"
          },
          {
             "data" : [
@@ -142,10 +156,11 @@
                   12
                ]
             ],
-            "id" : "008",
-            "name" : "008"
+            "name" : "008",
+            "id" : "008"
          },
          {
+            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -160,10 +175,11 @@
                   13
                ]
             ],
-            "name" : "009",
-            "id" : "009"
+            "name" : "009"
          },
          {
+            "id" : "010",
+            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -177,11 +193,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010",
-            "name" : "010"
+            ]
          },
          {
+            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -196,10 +211,10 @@
                   10
                ]
             ],
-            "name" : "011",
             "id" : "011"
          },
          {
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -214,8 +229,7 @@
                   11
                ]
             ],
-            "name" : "012",
-            "id" : "012"
+            "name" : "012"
          },
          {
             "data" : [
@@ -232,8 +246,8 @@
                   13
                ]
             ],
-            "id" : "013",
-            "name" : "013"
+            "name" : "013",
+            "id" : "013"
          },
          {
             "id" : "014",
@@ -254,6 +268,7 @@
             ]
          },
          {
+            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -268,10 +283,10 @@
                   15
                ]
             ],
-            "name" : "015",
-            "id" : "015"
+            "name" : "015"
          },
          {
+            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -286,7 +301,6 @@
                   12
                ]
             ],
-            "name" : "016",
             "id" : "016"
          },
          {
@@ -308,7 +322,6 @@
             "id" : "017"
          },
          {
-            "name" : "018",
             "id" : "018",
             "data" : [
                [
@@ -323,11 +336,11 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "018"
          },
          {
             "id" : "019",
-            "name" : "019",
             "data" : [
                [
                   "Perl",
@@ -341,11 +354,10 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "019"
          },
          {
-            "id" : "020",
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -359,9 +371,12 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "020",
+            "id" : "020"
          },
          {
+            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -376,10 +391,10 @@
                   10
                ]
             ],
-            "id" : "021",
-            "name" : "021"
+            "id" : "021"
          },
          {
+            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -394,10 +409,10 @@
                   10
                ]
             ],
-            "id" : "022",
             "name" : "022"
          },
          {
+            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -412,12 +427,10 @@
                   12
                ]
             ],
-            "name" : "023",
             "id" : "023"
          },
          {
             "id" : "024",
-            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -431,11 +444,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "024"
          },
          {
-            "name" : "025",
-            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -449,9 +461,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "025",
+            "id" : "025"
          },
          {
+            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -466,10 +481,10 @@
                   10
                ]
             ],
-            "name" : "026",
-            "id" : "026"
+            "name" : "026"
          },
          {
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -484,10 +499,10 @@
                   9
                ]
             ],
-            "id" : "027",
             "name" : "027"
          },
          {
+            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -502,12 +517,10 @@
                   9
                ]
             ],
-            "name" : "028",
-            "id" : "028"
+            "name" : "028"
          },
          {
             "id" : "029",
-            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -521,9 +534,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "029"
          },
          {
+            "id" : "030",
             "data" : [
                [
                   "Perl",
@@ -538,12 +553,11 @@
                   10
                ]
             ],
-            "id" : "030",
             "name" : "030"
          },
          {
-            "name" : "031",
             "id" : "031",
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -560,8 +574,8 @@
             ]
          },
          {
-            "name" : "032",
             "id" : "032",
+            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -579,7 +593,6 @@
          },
          {
             "name" : "033",
-            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -593,9 +606,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "033"
          },
          {
+            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -609,11 +625,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "034",
-            "name" : "034"
+            ]
          },
          {
+            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -628,10 +643,10 @@
                   9
                ]
             ],
-            "name" : "035",
             "id" : "035"
          },
          {
+            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -646,12 +661,10 @@
                   11
                ]
             ],
-            "id" : "036",
             "name" : "036"
          },
          {
             "name" : "037",
-            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -665,9 +678,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "037"
          },
          {
+            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -682,10 +697,10 @@
                   12
                ]
             ],
-            "id" : "038",
             "name" : "038"
          },
          {
+            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -700,12 +715,9 @@
                   12
                ]
             ],
-            "name" : "039",
-            "id" : "039"
+            "name" : "039"
          },
          {
-            "id" : "040",
-            "name" : "040",
             "data" : [
                [
                   "Perl",
@@ -719,9 +731,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "040",
+            "id" : "040"
          },
          {
+            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -736,8 +751,7 @@
                   9
                ]
             ],
-            "name" : "041",
-            "id" : "041"
+            "name" : "041"
          },
          {
             "data" :