- Added Number Combinations task in Perl.

11 files changed, 932 insertions, 917 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 97a12f4202..bf1d4bc77d 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,31 +1,30 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
+   "chart" : {
+      "type" : "column"
    },
-   "legend" : {
-      "enabled" : 0
+   "xAxis" : {
+      "type" : "category"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
    "drilldown" : {
       "series" : [
          {
-            "name" : "Andrew Shitov",
             "id" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Andrew Shitov"
          },
          {
-            "name" : "Dave Jacoby",
             "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -34,6 +33,7 @@
             ]
          },
          {
+            "name" : "Donald Hunter",
             "data" : [
                [
                   "Raku",
@@ -44,20 +44,20 @@
                   1
                ]
             ],
-            "id" : "Donald Hunter",
-            "name" : "Donald Hunter"
+            "id" : "Donald Hunter"
          },
          {
-            "id" : "Leo Manfredi",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Leo Manfredi"
+            "name" : "Leo Manfredi",
+            "id" : "Leo Manfredi"
          },
          {
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -68,58 +68,67 @@
                   2
                ]
             ],
-            "id" : "Luca Ferrari",
-            "name" : "Luca Ferrari"
+            "id" : "Luca Ferrari"
          },
          {
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Mark Anderson",
             "name" : "Mark Anderson"
          },
          {
-            "name" : "Niels van Dijke",
+            "id" : "Mohammad S Anwar",
+            "name" : "Mohammad S Anwar",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ]
+         },
+         {
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Niels van Dijke"
+            "name" : "Niels van Dijke"
          },
          {
+            "id" : "Roger Bell_West",
             "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Roger Bell_West"
+            ]
          },
          {
-            "id" : "Simon Miner",
+            "name" : "Simon Miner",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Simon Miner"
+            "id" : "Simon Miner"
          },
          {
             "name" : "Simon Proctor",
-            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Simon Proctor"
          },
          {
             "id" : "Ulrich Rieke",
@@ -137,34 +146,32 @@
          },
          {
             "id" : "Wanderdoc",
+            "name" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Wanderdoc"
+            ]
          }
       ]
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+   "legend" : {
+      "enabled" : 0
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
       }
    },
    "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
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 12] Last updated at 2020-06-30 10:17:33 GMT"
+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
    },
    "title" : {
       "text" : "Perl Weekly Challenge - 067"
@@ -173,19 +180,19 @@
       {
          "data" : [
             {
-               "drilldown" : "Andrew Shitov",
                "name" : "Andrew Shitov",
+               "drilldown" : "Andrew Shitov",
                "y" : 2
             },
             {
-               "name" : "Dave Jacoby",
                "y" : 2,
-               "drilldown" : "Dave Jacoby"
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
             },
             {
                "y" : 3,
-               "name" : "Donald Hunter",
-               "drilldown" : "Donald Hunter"
+               "drilldown" : "Donald Hunter",
+               "name" : "Donald Hunter"
             },
             {
                "drilldown" : "Leo Manfredi",
@@ -193,14 +200,19 @@
                "name" : "Leo Manfredi"
             },
             {
-               "drilldown" : "Luca Ferrari",
                "y" : 4,
+               "drilldown" : "Luca Ferrari",
                "name" : "Luca Ferrari"
             },
             {
+               "name" : "Mark Anderson",
                "drilldown" : "Mark Anderson",
-               "y" : 2,
-               "name" : "Mark Anderson"
+               "y" : 2
+            },
+            {
+               "name" : "Mohammad S Anwar",
+               "drilldown" : "Mohammad S Anwar",
+               "y" : 1
             },
             {
                "drilldown" : "Niels van Dijke",
@@ -208,24 +220,24 @@
                "name" : "Niels van Dijke"
             },
             {
+               "name" : "Roger Bell_West",
                "drilldown" : "Roger Bell_West",
-               "y" : 2,
-               "name" : "Roger Bell_West"
+               "y" : 2
             },
             {
-               "drilldown" : "Simon Miner",
+               "name" : "Simon Miner",
                "y" : 2,
-               "name" : "Simon Miner"
+               "drilldown" : "Simon Miner"
             },
             {
+               "name" : "Simon Proctor",
                "drilldown" : "Simon Proctor",
-               "y" : 2,
-               "name" : "Simon Proctor"
+               "y" : 2
             },
             {
-               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke",
                "y" : 3,
-               "name" : "Ulrich Rieke"
+               "drilldown" : "Ulrich Rieke"
             },
             {
                "name" : "Wanderdoc",
@@ -233,8 +245,11 @@
                "drilldown" : "Wanderdoc"
             }
          ],
-         "colorByPoint" : 1,
-         "name" : "Perl Weekly Challenge - 067"
+         "name" : "Perl Weekly Challenge - 067",
+         "colorByPoint" : 1
       }
-   ]
+   ],
+   "subtitle" : {
+      "text" : "[Champions: 13] Last updated at 2020-07-01 13:42:22 GMT"
+   }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index e840af8702..6a4877f9e7 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,9 +1,21 @@
 {
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
    },
-   "subtitle" : {
-      "text" : "Last updated at 2020-06-30 10:17:33 GMT"
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
    },
    "series" : [
       {
@@ -14,7 +26,7 @@
             ],
             [
                "Perl",
-               2763
+               2764
             ],
             [
                "Raku",
@@ -22,42 +34,30 @@
             ]
          ],
          "dataLabels" : {
-            "format" : "{point.y:.0f}",
             "enabled" : "true",
-            "rotation" : -90,
-            "y" : 10,
-            "color" : "#FFFFFF",
             "align" : "right",
+            "color" : "#FFFFFF",
+            "rotation" : -90,
             "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            }
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
+            "format" : "{point.y:.0f}",
+            "y" : 10
          },
          "name" : "Contributions"
       }
    ],
-   "chart" : {
-      "type" : "column"
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-07-01 13:42:22 GMT"
    },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
    "legend" : {
       "enabled" : "false"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 5877afe77d..05f9da2fa9 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,7 +1,15 @@
 {
+   "xAxis" : {
+      "type" : "category"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
+            "id" : "001",
+            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -15,11 +23,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "001",
-            "name" : "001"
+            ]
          },
          {
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -34,7 +41,6 @@
                   10
                ]
             ],
-            "id" : "002",
             "name" : "002"
          },
          {
@@ -57,7 +63,6 @@
          },
          {
             "name" : "004",
-            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -71,7 +76,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "004"
          },
          {
             "data" : [
@@ -88,11 +94,10 @@
                   12
                ]
             ],
-            "id" : "005",
-            "name" : "005"
+            "name" : "005",
+            "id" : "005"
          },
          {
-            "name" : "006",
             "id" : "006",
             "data" : [
                [
@@ -107,10 +112,11 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "name" : "006"
          },
          {
-            "name" : "007",
+            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -125,10 +131,11 @@
                   10
                ]
             ],
-            "id" : "007"
+            "name" : "007"
          },
          {
             "id" : "008",
+            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -142,12 +149,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008"
+            ]
          },
          {
             "name" : "009",
-            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -161,10 +166,10 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "009"
          },
          {
-            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -179,11 +184,10 @@
                   11
                ]
             ],
+            "name" : "010",
             "id" : "010"
          },
          {
-            "name" : "011",
-            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -197,9 +201,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "011",
+            "id" : "011"
          },
          {
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -214,10 +221,10 @@
                   11
                ]
             ],
-            "id" : "012",
-            "name" : "012"
+            "id" : "012"
          },
          {
+            "id" : "013",
             "data" : [
                [
                   "Perl",
@@ -232,12 +239,9 @@
                   13
                ]
             ],
-            "id" : "013",
             "name" : "013"
          },
          {
-            "name" : "014",
-            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -251,7 +255,9 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "014",
+            "id" : "014"
          },
          {
             "name" : "015",
@@ -272,8 +278,8 @@
             "id" : "015"
          },
          {
-            "name" : "016",
             "id" : "016",
+            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -290,6 +296,7 @@
             ]
          },
          {
+            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -304,12 +311,9 @@
                   12
                ]
             ],
-            "id" : "017",
             "name" : "017"
          },
          {
-            "name" : "018",
-            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -323,7 +327,9 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "018",
+            "id" : "018"
          },
          {
             "name" : "019",
@@ -344,7 +350,6 @@
             "id" : "019"
          },
          {
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -359,9 +364,11 @@
                   13
                ]
             ],
-            "name" : "020"
+            "name" : "020",
+            "id" : "020"
          },
          {
+            "id" : "021",
             "name" : "021",
             "data" : [
                [
@@ -376,10 +383,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "021"
+            ]
          },
          {
+            "id" : "022",
+            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -393,9 +401,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "022",
-            "name" : "022"
+            ]
          },
          {
             "name" : "023",
@@ -435,7 +441,6 @@
          },
          {
             "name" : "025",
-            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -449,10 +454,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "025"
          },
          {
-            "id" : "026",
+            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -467,7 +473,7 @@
                   10
                ]
             ],
-            "name" : "026"
+            "id" : "026"
          },
          {
             "name" : "027",
@@ -488,7 +494,7 @@
             "id" : "027"
          },
          {
-            "id" : "028",
+            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -503,10 +509,9 @@
                   9
                ]
             ],
-            "name" : "028"
+            "id" : "028"
          },
          {
-            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -521,11 +526,12 @@
                   12
                ]
             ],
+            "name" : "029",
             "id" : "029"
          },
          {
-            "name" : "030",
             "id" : "030",
+            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -560,6 +566,7 @@
             "id" : "031"
          },
          {
+            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -574,12 +581,10 @@
                   10
                ]
             ],
-            "id" : "032",
-            "name" : "032"
+            "id" : "032"
          },
          {
             "name" : "033",
-            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -593,10 +598,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "033"
          },
          {
             "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -610,11 +617,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "034"
+            ]
          },
          {
-            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -629,10 +634,10 @@
                   9
                ]
             ],
+            "name" : "035",
             "id" : "035"
          },
          {
-            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -647,9 +652,12 @@
                   11
                ]
             ],
+            "name" : "036",
             "id" : "036"
          },
          {
+            "id" : "037",
+            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -663,12 +671,10 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "037",
-            "name" : "037"
+            ]
          },
          {
-            "name" : "038",
+            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -683,10 +689,10 @@
                   12
                ]
             ],
-            "id" : "038"
+            "name" : "038"
          },
          {
-            "id" : "039",
+            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -701,11 +707,11 @@
                   12
                ]
             ],
-            "name" : "039"
+            "id" : "039"
          },
          {
-            "name" : "040",
             "id" : "040",
+            "name" : "040",
             "data" : [
                [
                   "Perl",
@@ -722,6 +728,7 @@
             ]
          },
          {
+            "name" : "041",
             "data" : [
                [
                   "Perl",
@@ -736,10 +743,10 @@
                   9
                ]
             ],
-            "id" : "041",
-            "name" : "041"
+            "id" : "041"
          },
          {
+            "id" : "042",
             "name" : "042",
             "data" : [
                [
@@ -754,11 +761,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "042"
+            ]
          },
          {
             "id" : "043",
+            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -772,12 +779,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "043"
+            ]
          },
          {
-            "name" : "044",
             "id" : "044",
+            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -794,6 +800,8 @@
             ]
          },
          {
+            "id" : "045",
+            "name" : "045",
             "data" : [
                [
                   "Perl",
@@ -807,11 +815,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "045",
-            "name" : "045"
+            ]
          },
          {
+            "id" : "046",
             "data" : [
                [
                   "Perl",
@@ -826,7 +833,6 @@
                   10
                ]
             ],
-            "id" : "046",
             "name" : "046"
          },
          {
@@ -849,6 +855,7 @@
          },
          {
             "id" : "048",
+            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -862,10 +869,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "048"
+            ]
          },
          {
+            "id" : "049",
+            "name" : "049",
             "data" : [
                [
                   "Perl",
@@ -879,11 +887,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "049",
-            "name" : "049"
+            ]
          },
          {
+            "name" : "050",
             "data" : [
                [
                   "Perl",
@@ -898,8 +905,7 @@
                   12
                ]
             ],
-            "id" : "050",
-            "name" : "050"
+            "id" : "050"
          },
          {
             "id" : "051",
@@ -921,7 +927,6 @@
          },
          {
             "name" : "052",
-            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -935,10 +940,10 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "id" : "052"
          },
          {
-            "name" : "053",
             "id" : "053",
             "data" : [
                [
@@ -953,10 +958,11 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "053"
          },
          {
-            "name" : "054",
+            "id" : "054",
             "data" : [
                [
                   "Perl",
@@ -971,10 +977,11 @@
                   16
                ]
             ],
-            "id" : "054"
+            "name" : "054"
          },
          {
             "id" : "055",
+            "name" : "055",
             "data" : [
                [
                   "Perl",
@@ -988,11 +995,9 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "055"
+            ]
          },
          {
-            "id" : "056",
             "data" : [
                [
                   "Perl",
@@ -1007,7 +1012,8 @@
                   16
                ]
             ],
-            "name" : "056"
+            "name" : "056",
+            "id" : "056"
          },
          {
             "id" : "057",
@@ -1028,7 +1034,7 @@
             "name" : "057"
          },
          {
-            "name" : "058",
+            "id" : "058",
             "data" : [
                [
                   "Perl",
@@ -1043,9 +1049,10 @@
                   11
                ]
             ],
-            "id" : "058"
+            "name" : "058"
          },
          {
+            "name" : "059",
             "data" : [
                [
                   "Perl",
@@ -1060,11 +1067,10 @@
                   15
                ]
             ],
-            "id" : "059",
-            "name" : "059"
+            "id" : "059"
          },
          {
-            "id" : "060",
+            "name" : "060",
             "data" : [
                [
                   "Perl",
@@ -1079,9 +1085,10 @@
                   15
                ]
             ],
-            "name" : "060"
+            "id" : "060"
          },
          {
+            "id" : "061",
             "data" : [
                [
                   "Perl",
@@ -1096,7 +1103,6 @@
                   14
                ]
             ],
-            "id" : "061",
             "name" : "061"
          },
          {
@@ -1118,6 +1124,8 @@
             "id" : "062"
          },
          {
+            "id" : "063",
+            "name" : "063",
             "data" : [
                [
                   "Perl",
@@ -1131,12 +1139,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "063",
-            "name" : "063"
+            ]
          },
          {
-            "name" : "064",
             "id" : "064",
             "data" : [
                [
@@ -1151,11 +1156,11 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
+            "name" : "064"
          },
          {
             "name" : "065",
-            "id" : "065",
             "data" : [
                [
                   "Perl",
@@ -1169,10 +1174,11 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "id" : "065"
          },
          {
-            "name" : "066",
+            "id" : "066",
             "data" : [
                [
                   "Perl",
@@ -1187,15 +1193,13 @@
                   13
                ]
             ],
-            "id" : "066"
+            "name" : "066"
          },
          {
-            "name" : "067",
-            "id" : "067",
             "data" : [
                [
                   "Perl",
-                  12
+                  13
                ],
                [
                   "Raku",
@@ -1205,13 +1209,25 @@
                   "Blog",
                   3