- Added solutions by Andrew Shitov.

12 files changed, 736 insertions, 717 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 8aefc42453..10d5ccab7d 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,27 +1,17 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
-      }
-   },
-   "subtitle" : {
-      "text" : "[Champions: 15] Last updated at 2020-08-18 19:36:00 GMT"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 074"
-   },
    "series" : [
       {
-         "name" : "Perl Weekly Challenge - 074",
          "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 074",
          "data" : [
             {
-               "name" : "Dave Jacoby",
+               "drilldown" : "Andrew Shitov",
+               "name" : "Andrew Shitov",
+               "y" : 3
+            },
+            {
                "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby",
                "y" : 2
             },
             {
@@ -30,19 +20,19 @@
                "y" : 2
             },
             {
-               "name" : "Jaldhar H. Vyas",
                "drilldown" : "Jaldhar H. Vyas",
+               "name" : "Jaldhar H. Vyas",
                "y" : 5
             },
             {
                "y" : 5,
-               "name" : "Javier Luque",
-               "drilldown" : "Javier Luque"
+               "drilldown" : "Javier Luque",
+               "name" : "Javier Luque"
             },
             {
                "y" : 2,
-               "drilldown" : "Jorg Sommrey",
-               "name" : "Jorg Sommrey"
+               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey"
             },
             {
                "name" : "Luca Ferrari",
@@ -51,18 +41,18 @@
             },
             {
                "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson"
             },
             {
-               "drilldown" : "Mohammad S Anwar",
+               "y" : 4,
                "name" : "Mohammad S Anwar",
-               "y" : 4
+               "drilldown" : "Mohammad S Anwar"
             },
             {
-               "y" : 2,
                "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke"
+               "name" : "Niels van Dijke",
+               "y" : 2
             },
             {
                "drilldown" : "Pavel Kuptsov",
@@ -70,19 +60,19 @@
                "y" : 1
             },
             {
+               "y" : 4,
                "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 4
+               "name" : "Roger Bell_West"
             },
             {
-               "drilldown" : "Shawn Wagner",
                "name" : "Shawn Wagner",
+               "drilldown" : "Shawn Wagner",
                "y" : 2
             },
             {
                "y" : 2,
-               "drilldown" : "Simon Proctor",
-               "name" : "Simon Proctor"
+               "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor"
             },
             {
                "drilldown" : "Steven Wilson",
@@ -100,27 +90,56 @@
    "chart" : {
       "type" : "column"
    },
-   "legend" : {
-      "enabled" : 0
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 074"
    },
    "xAxis" : {
       "type" : "category"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+   "subtitle" : {
+      "text" : "[Champions: 16] Last updated at 2020-08-18 22:18:09 GMT"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
       }
    },
    "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/>",
-      "followPointer" : 1
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
+   },
+   "legend" : {
+      "enabled" : 0
    },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Dave Jacoby",
+            "name" : "Andrew Shitov",
+            "id" : "Andrew Shitov",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
+         },
+         {
             "name" : "Dave Jacoby",
+            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -129,14 +148,14 @@
             ]
          },
          {
+            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "E. Choroba",
-            "name" : "E. Choroba"
+            "id" : "E. Choroba"
          },
          {
             "data" : [
@@ -158,7 +177,6 @@
          },
          {
             "name" : "Javier Luque",
-            "id" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -172,17 +190,18 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Javier Luque"
          },
          {
+            "name" : "Jorg Sommrey",
+            "id" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Jorg Sommrey",
-            "name" : "Jorg Sommrey"
+            ]
          },
          {
             "name" : "Luca Ferrari",
@@ -199,16 +218,17 @@
             ]
          },
          {
-            "id" : "Mark Anderson",
             "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Mark Anderson"
          },
          {
+            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -219,31 +239,29 @@
                   2
                ]
             ],
-            "id" : "Mohammad S Anwar",
-            "name" : "Mohammad S Anwar"
+            "id" : "Mohammad S Anwar"
          },
          {
             "id" : "Niels van Dijke",
-            "name" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Niels van Dijke"
          },
          {
+            "name" : "Pavel Kuptsov",
+            "id" : "Pavel Kuptsov",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Pavel Kuptsov",
-            "name" : "Pavel Kuptsov"
+            ]
          },
          {
-            "id" : "Roger Bell_West",
             "name" : "Roger Bell_West",
             "data" : [
                [
@@ -254,7 +272,8 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Roger Bell_West"
          },
          {
             "data" : [
@@ -267,27 +286,26 @@
             "name" : "Shawn Wagner"
          },
          {
+            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Simon Proctor",
-            "id" : "Simon Proctor"
+            "name" : "Simon Proctor"
          },
          {
+            "id" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Steven Wilson",
-            "id" : "Steven Wilson"
+            "name" : "Steven Wilson"
          },
          {
-            "id" : "Ulrich Rieke",
             "name" : "Ulrich Rieke",
             "data" : [
                [
@@ -298,7 +316,8 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Ulrich Rieke"
          }
       ]
    }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 618e59cd90..a08b157b40 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,4 +1,7 @@
 {
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
    "xAxis" : {
       "labels" : {
          "style" : {
@@ -8,27 +11,31 @@
       },
       "type" : "category"
    },
+   "subtitle" : {
+      "text" : "Last updated at 2020-08-18 22:18:09 GMT"
+   },
    "legend" : {
       "enabled" : "false"
    },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
    "yAxis" : {
+      "min" : 0,
       "title" : {
          "text" : null
-      },
-      "min" : 0
+      }
    },
-   "subtitle" : {
-      "text" : "Last updated at 2020-08-18 19:36:00 GMT"
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "chart" : {
+      "type" : "column"
    },
    "series" : [
       {
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               900
+               901
             ],
             [
                "Perl",
@@ -36,28 +43,21 @@
             ],
             [
                "Raku",
-               1997
+               1999
             ]
          ],
          "dataLabels" : {
-            "y" : 10,
+            "align" : "right",
             "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
             },
-            "enabled" : "true",
+            "y" : 10,
             "rotation" : -90,
-            "format" : "{point.y:.0f}",
             "color" : "#FFFFFF",
-            "align" : "right"
-         },
-         "name" : "Contributions"
+            "format" : "{point.y:.0f}",
+            "enabled" : "true"
+         }
       }
-   ],
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   }
+   ]
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 91c0872e34..98b7c91216 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,23 +1,14 @@
 {
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-08-18 19:36:00 GMT"
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
    },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
    },
-   "chart" : {
-      "type" : "column"
-   },
    "series" : [
       {
-         "name" : "Perl Weekly Challenge Languages",
-         "colorByPoint" : "true",
          "data" : [
             {
                "drilldown" : "001",
@@ -25,19 +16,19 @@
                "y" : 142
             },
             {
-               "y" : 109,
+               "name" : "#002",
                "drilldown" : "002",
-               "name" : "#002"
+               "y" : 109
             },
             {
-               "name" : "#003",
                "drilldown" : "003",
+               "name" : "#003",
                "y" : 71
             },
             {
-               "name" : "#004",
+               "y" : 91,
                "drilldown" : "004",
-               "y" : 91
+               "name" : "#004"
             },
             {
                "drilldown" : "005",
@@ -45,14 +36,14 @@
                "y" : 72
             },
             {
-               "y" : 52,
                "drilldown" : "006",
-               "name" : "#006"
+               "name" : "#006",
+               "y" : 52
             },
             {
-               "drilldown" : "007",
+               "y" : 59,
                "name" : "#007",
-               "y" : 59
+               "drilldown" : "007"
             },
             {
                "name" : "#008",
@@ -75,8 +66,8 @@
                "name" : "#011"
             },
             {
-               "name" : "#012",
                "drilldown" : "012",
+               "name" : "#012",
                "y" : 83
             },
             {
@@ -86,13 +77,13 @@
             },
             {
                "y" : 96,
-               "drilldown" : "014",
-               "name" : "#014"
+               "name" : "#014",
+               "drilldown" : "014"
             },
             {
-               "drilldown" : "015",
+               "y" : 93,
                "name" : "#015",
-               "y" : 93
+               "drilldown" : "015"
             },
             {
                "drilldown" : "016",
@@ -101,13 +92,13 @@
             },
             {
                "y" : 79,
-               "name" : "#017",
-               "drilldown" : "017"
+               "drilldown" : "017",
+               "name" : "#017"
             },
             {
                "y" : 76,
-               "name" : "#018",
-               "drilldown" : "018"
+               "drilldown" : "018",
+               "name" : "#018"
             },
             {
                "name" : "#019",
@@ -120,14 +111,14 @@
                "y" : 95
             },
             {
+               "y" : 67,
                "drilldown" : "021",
-               "name" : "#021",
-               "y" : 67
+               "name" : "#021"
             },
             {
-               "y" : 63,
                "drilldown" : "022",
-               "name" : "#022"
+               "name" : "#022",
+               "y" : 63
             },
             {
                "drilldown" : "023",
@@ -135,33 +126,33 @@
                "y" : 91
             },
             {
-               "name" : "#024",
                "drilldown" : "024",
+               "name" : "#024",
                "y" : 70
             },
             {
+               "y" : 55,
                "name" : "#025",
-               "drilldown" : "025",
-               "y" : 55
+               "drilldown" : "025"
             },
             {
-               "drilldown" : "026",
+               "y" : 70,
                "name" : "#026",
-               "y" : 70
+               "drilldown" : "026"
             },
             {
-               "y" : 58,
                "name" : "#027",
-               "drilldown" : "027"
+               "drilldown" : "027",
+               "y" : 58
             },
             {
-               "name" : "#028",
+               "y" : 78,
                "drilldown" : "028",
-               "y" : 78
+               "name" : "#028"
             },
             {
-               "name" : "#029",
                "drilldown" : "029",
+               "name" : "#029",
                "y" : 77
             },
             {
@@ -170,14 +161,14 @@
                "y" : 115
             },
             {
-               "drilldown" : "031",
                "name" : "#031",
+               "drilldown" : "031",
                "y" : 87
             },
             {
-               "name" : "#032",
+               "y" : 92,
                "drilldown" : "032",
-               "y" : 92
+               "name" : "#032"
             },
             {
                "y" : 108,
@@ -185,29 +176,29 @@
                "drilldown" : "033"
             },
             {
-               "y" : 62,
                "drilldown" : "034",
-               "name" : "#034"
+               "name" : "#034",
+               "y" : 62
             },
             {
-               "drilldown" : "035",
+               "y" : 62,
                "name" : "#035",
-               "y" : 62
+               "drilldown" : "035"
             },
             {
-               "name" : "#036",
                "drilldown" : "036",
+               "name" : "#036",
                "y" : 66
             },
             {
+               "y" : 65,
                "name" : "#037",
-               "drilldown" : "037",
-               "y" : 65
+               "drilldown" : "037"
             },
             {
                "y" : 65,
-               "name" : "#038",
-               "drilldown" : "038"
+               "drilldown" : "038",
+               "name" : "#038"
             },
             {
                "name" : "#039",
@@ -216,12 +207,12 @@
             },
             {
                "y" : 71,
-               "name" : "#040",
-               "drilldown" : "040"
+               "drilldown" : "040",
+               "name" : "#040"
             },
             {
-               "drilldown" : "041",
                "name" : "#041",
+               "drilldown" : "041",
                "y" : 74
             },
             {
@@ -235,9 +226,9 @@
                "drilldown" : "043"
             },
             {
-               "y" : 82,
+               "drilldown" : "044",
                "name" : "#044",
-               "drilldown" : "044"
+               "y" : 82
             },
             {
                "y" : 94,
@@ -245,14 +236,14 @@
                "drilldown" : "045"
             },
             {
-               "y" : 85,
+               "drilldown" : "046",
                "name" : "#046",
-               "drilldown" : "046"
+               "y" : 85
             },
             {
                "y" : 82,
-               "drilldown" : "047",
-               "name" : "#047"
+               "name" : "#047",
+               "drilldown" : "047"
             },
             {
                "name" : "#048",
@@ -260,19 +251,19 @@
                "y" : 106
             },
             {
-               "y" : 85,
+               "name" : "#049",
                "drilldown" : "049",
-               "name" : "#049"
+               "y" : 85
             },
             {
+               "y" : 96,
                "drilldown" : "050",
-               "name" : "#050",
-               "y" : 96
+               "name" : "#050"
             },
             {
-               "name" : "#051",
+               "y" : 87,
                "drilldown" : "051",
-               "y" : 87
+               "name" : "#051"
             },
             {
                "y" : 89,
@@ -280,24 +271,24 @@
                "name" : "#052"
             },
             {
-               "name" : "#053",
+               "y" : 99,
                "drilldown" : "053",
-               "y" : 99
+               "name" : "#053"
             },
             {
+               "y" : 101,
                "drilldown" : "054",
-               "name" : "#054",
-               "y" : 101
+               "name" : "#054"
             },
             {
-               "y" : 86,
+               "drilldown" : "055",
                "name" : "#055",
-               "drilldown" : "055"
+               "y" : 86
             },
             {
-               "drilldown" : "056",
+               "y" : 93,
                "name" : "#056",
-               "y" : 93
+               "drilldown" : "056"
             },
             {
                "drilldown" : "057",
@@ -305,14 +296,14 @@
                "y" : 78
             },
             {
-               "drilldown" : "058",
                "name" : "#058",
+               "drilldown" : "058",
                "y" : 67
             },
             {
+               "y" : 87,
                "name" : "#059",
-               "drilldown" : "059",
-               "y" : 87
+               "drilldown" : "059"
             },
             {
                "name" : "#060",
@@ -320,29 +311,29 @@
                "y" : 83
             },
             {
-               "name" : "#061",
                "drilldown" : "061",
+               "name" : "#061",
                "y" : 79
             },
             {
-               "drilldown" : "062",
+               "y" : 54,
                "name" : "#062",
-               "y" : 54
+               "drilldown" : "062"
             },
             {
                "y" : 87,
-               "name" : "#063",
-               "drilldown" : "063"
+               "drilldown" : "063",
+               "name" : "#063"
             },
             {
-               "drilldown" : "064",
+               "y" : 76,
                "name" : "#064",
-               "y" : 76
+               "drilldown" : "064"
             },
             {
-               "name" : "#065",
+               "y" : 71,
                "drilldown" : "065",
-               "y" : 71
+               "name" : "#065"
             },
             {
                "y" : 82,
@@ -350,29 +341,29 @@
                "drilldown" : "066"
             },
             {
-               "y" : 88,
+               "drilldown" : "067",
                "name" : "#067",
-               "drilldown" : "067"
+               "y" : 88
             },
             {
+               "y" : 73,
                "drilldown" : "068",
-               "name" : "#068",
-               "y" : 73
+               "name" : "#068"
             },
             {
                "y" : 81,
-               "name" : "#069",
-               "drilldown" : "069"
+               "drilldown" : "069",
+               "name" : "#069"
             },
             {
-               "y" : 91,
                "drilldown" : "070",
-               "name" : "#070"
+               "name" : "#070",
+               "y" : 91
             },
             {
+               "y" : 76,
                "name" : "#071",
-               "drilldown" : "071",
-               "y" : 76
+               "drilldown" : "071"
             },
             {
                "y" : 109,
@@ -380,30 +371,28 @@
                "drilldown" : "072"
             },
             {
-               "drilldown" : "073",
                "name" : "#073",
+               "drilldown" : "073",
                "y" : 108
             },
             {
+               "y" : 46,
                "name" : "#074",
-               "drilldown" : "074",
-               "y" : 43
+               "drilldown" : "074"
             }
-         ]
+         ],
+         "name" : "Perl Weekly Challenge Languages",
+         "colorByPoint" : "true"
       }
    ],
-   "title" : {
-      "text" : "Perl Weekly Challenge Language"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "xAxis" : {
-      "type" : "category"
+   "chart" : {
+      "type" : "column"
    },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
+            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -417,13 +406,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "001",
-            "name" : "001"
+            ]
          },
          {
-            "name" : "002",
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -437,9 +422,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "002",
+            "name" : "002"
          },
          {
+            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -454,12 +442,9 @@
                   9
                ]
             ],
-            "id" : "003",
-            "name" : "003"
+            "id" : "003"
          },
          {
-            "id" : "004",
-            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -473,9 +458,13 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "004",
+            "name" : "004"
          },
          {
+            "name" : "005",
+            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -489,9 +478,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005",
-            "id" : "005"
+            ]
          },
          {
             "data" : [
@@ -508,10 +495,11 @@
                   7
                ]
             ],
-            "name" : "006",
-            "id" : "006"
+            "id" : "006",
+            "name" : "006"
          },
          {
+            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -526,10 +514,11 @@
                   10
                ]
             ],
-            "id" : "007",
-            "name" : "007"
+            "id" : "007"
          },
          {
+            "name" : "008",
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -543,9 +532,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008",
-            "id" : "008"
+            ]
          },
          {
             "data" : [
@@ -584,8 +571,8 @@
             ]
          },
          {
-            "id" : "011",
             "name" : "011",
+            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -602,6 +589,7 @@
             ]
          },
          {
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -616,7 +604,6 @@
                   11
                ]
             ],
-            "name" : "012",
             "id" : "012"
          },
          {
@@ -634,8 +621,8 @@
                   13
                ]
             ],
-            "name" : "013",
-            "id" : "013"
+            "id" : "013",
+            "name" : "013"
          },
          {
             "name" : "014",
@@ -656,6 +643,7 @@
             ]
          },
          {
+            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -670,10 +658,10 @@
                   15
                ]
             ],
-            "id" : "015",
-            "name" : "015"
+            "id" : "015"
          },
          {
+            "id" : "016",
             "data" : [
                [
                   "Perl",
@@ -688,11 +676,9 @@
                   12
                ]
             ],
-            "id" : "016",
             "name" : "016"
          },
          {
-            "name" : "017",
             "id" : "017",
             "data" : [
                [
@@ -707,10 +693,10 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "017"
          },
          {
-            "id" : "018",
             "name" : "018",
             "data" : [
                [
@@ -725,9 +711,12 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "id" : "018"
          },
          {
+            "name" : "019",
+            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -741,11 +730,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "019",
-            "id" : "019"
+            ]
          },
          {
+            "name" : "020",
+            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -759,13 +748,10 @@
                   "Blog",
                   13