- Added solutions by Cheok-Yin Fung.

14 files changed, 1461 insertions, 1442 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index a9e936601d..c0f1702e67 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,10 +1,84 @@
 {
-   "subtitle" : {
-      "text" : "[Champions: 10] Last updated at 2022-05-20 06:38:43 GMT"
-   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "y" : 3,
+               "name" : "Cheok-Yin Fung",
+               "drilldown" : "Cheok-Yin Fung"
+            },
+            {
+               "name" : "Flavio Poletti",
+               "drilldown" : "Flavio Poletti",
+               "y" : 6
+            },
+            {
+               "y" : 3,
+               "drilldown" : "James Smith",
+               "name" : "James Smith"
+            },
+            {
+               "drilldown" : "Julien Fiegehenn",
+               "name" : "Julien Fiegehenn",
+               "y" : 2
+            },
+            {
+               "y" : 8,
+               "drilldown" : "Luca Ferrari",
+               "name" : "Luca Ferrari"
+            },
+            {
+               "name" : "Mark Anderson",
+               "drilldown" : "Mark Anderson",
+               "y" : 2
+            },
+            {
+               "name" : "Peter Campbell Smith",
+               "drilldown" : "Peter Campbell Smith",
+               "y" : 3
+            },
+            {
+               "name" : "Robert Ransbottom",
+               "drilldown" : "Robert Ransbottom",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "name" : "Roger Bell_West",
+               "y" : 5
+            },
+            {
+               "y" : 3,
+               "drilldown" : "Ryan Thompson",
+               "name" : "Ryan Thompson"
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke",
+               "y" : 2
+            }
+         ],
+         "colorByPoint" : 1,
+         "name" : "The Weekly Challenge - 165"
+      }
+   ],
    "drilldown" : {
       "series" : [
          {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Cheok-Yin Fung",
+            "name" : "Cheok-Yin Fung"
+         },
+         {
             "name" : "Flavio Poletti",
             "id" : "Flavio Poletti",
             "data" : [
@@ -37,17 +111,16 @@
             "name" : "James Smith"
          },
          {
-            "name" : "Julien Fiegehenn",
-            "id" : "Julien Fiegehenn",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Julien Fiegehenn",
+            "id" : "Julien Fiegehenn"
          },
          {
-            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -58,20 +131,22 @@
                   6
                ]
             ],
-            "name" : "Luca Ferrari"
+            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari"
          },
          {
             "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson"
+            ]
          },
          {
             "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -81,22 +156,21 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Peter Campbell Smith"
+            ]
          },
          {
-            "name" : "Robert Ransbottom",
-            "id" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Robert Ransbottom",
+            "id" : "Robert Ransbottom"
          },
          {
-            "name" : "Roger Bell_West",
             "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -113,6 +187,7 @@
             ]
          },
          {
+            "name" : "Ryan Thompson",
             "id" : "Ryan Thompson",
             "data" : [
                [
@@ -123,108 +198,52 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Ryan Thompson"
+            ]
          },
          {
-            "name" : "Ulrich Rieke",
-            "id" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke"
          }
       ]
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "tooltip" : {
-      "followPointer" : 1,
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
-   },
    "title" : {
       "text" : "The Weekly Challenge - 165"
    },
+   "legend" : {
+      "enabled" : 0
+   },
+   "subtitle" : {
+      "text" : "[Champions: 11] Last updated at 2022-05-20 17:59:22 GMT"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
    "plotOptions" : {
       "series" : {
+         "borderWidth" : 0,
          "dataLabels" : {
             "format" : "{point.y}",
             "enabled" : 1
-         },
-         "borderWidth" : 0
+         }
       }
    },
-   "xAxis" : {
-      "type" : "category"
+   "chart" : {
+      "type" : "column"
    },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
    },
-   "legend" : {
-      "enabled" : 0
-   },
-   "series" : [
-      {
-         "data" : [
-            {
-               "drilldown" : "Flavio Poletti",
-               "y" : 6,
-               "name" : "Flavio Poletti"
-            },
-            {
-               "drilldown" : "James Smith",
-               "name" : "James Smith",
-               "y" : 3
-            },
-            {
-               "drilldown" : "Julien Fiegehenn",
-               "y" : 2,
-               "name" : "Julien Fiegehenn"
-            },
-            {
-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari",
-               "y" : 8
-            },
-            {
-               "name" : "Mark Anderson",
-               "y" : 2,
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "drilldown" : "Peter Campbell Smith",
-               "name" : "Peter Campbell Smith",
-               "y" : 3
-            },
-            {
-               "y" : 2,
-               "name" : "Robert Ransbottom",
-               "drilldown" : "Robert Ransbottom"
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "name" : "Roger Bell_West",
-               "y" : 5
-            },
-            {
-               "y" : 3,
-               "name" : "Ryan Thompson",
-               "drilldown" : "Ryan Thompson"
-            },
-            {
-               "drilldown" : "Ulrich Rieke",
-               "y" : 2,
-               "name" : "Ulrich Rieke"
-            }
-         ],
-         "name" : "The Weekly Challenge - 165",
-         "colorByPoint" : 1
-      }
-   ]
+   "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/>"
+   }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index c46d0d1807..229af82a7b 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,24 +1,30 @@
 {
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2022]"
-   },
    "yAxis" : {
+      "min" : 0,
       "title" : {
          "text" : null
-      },
-      "min" : 0
+      }
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "chart" : {
+      "type" : "column"
    },
    "xAxis" : {
-      "type" : "category",
       "labels" : {
          "style" : {
             "fontFamily" : "Verdana, sans-serif",
             "fontSize" : "13px"
          }
-      }
+      },
+      "type" : "category"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2022-05-20 17:59:22 GMT"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2022]"
    },
    "legend" : {
       "enabled" : "false"
@@ -26,38 +32,32 @@
    "series" : [
       {
          "dataLabels" : {
+            "color" : "#FFFFFF",
             "format" : "{point.y:.0f}",
-            "align" : "right",
+            "enabled" : "true",
+            "y" : 10,
+            "rotation" : -90,
             "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
             },
-            "rotation" : -90,
-            "color" : "#FFFFFF",
-            "y" : 10,
-            "enabled" : "true"
+            "align" : "right"
          },
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               2546
+               2547
             ],
             [
                "Perl",
-               8056
+               8058
             ],
             [
                "Raku",
                4777
             ]
-         ],
-         "name" : "Contributions"
+         ]
       }
-   ],
-   "subtitle" : {
-      "text" : "Last updated at 2022-05-20 06:38:43 GMT"
-   },
-   "chart" : {
-      "type" : "column"
-   }
+   ]
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 5a29779a8a..b8d0804219 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,46 +1,51 @@
 {
    "plotOptions" : {
       "series" : {
-         "borderWidth" : 0,
          "dataLabels" : {
             "enabled" : 1,
             "format" : "{point.y}"
-         }
+         },
+         "borderWidth" : 0
       }
    },
-   "title" : {
-      "text" : "The Weekly Challenge Language"
+   "xAxis" : {
+      "type" : "category"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
    "tooltip" : {
-      "headerFormat" : "<span style=\"font-size:11px\"></span>",
       "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>",
       "followPointer" : "true"
    },
-   "legend" : {
-      "enabled" : "false"
+   "chart" : {
+      "type" : "column"
    },
    "series" : [
       {
          "data" : [
             {
-               "drilldown" : "001",
                "name" : "#001",
+               "drilldown" : "001",
                "y" : 161
             },
             {
-               "drilldown" : "002",
                "y" : 125,
+               "drilldown" : "002",
                "name" : "#002"
             },
             {
-               "y" : 83,
+               "drilldown" : "003",
                "name" : "#003",
-               "drilldown" : "003"
+               "y" : 83
             },
             {
+               "drilldown" : "004",
                "name" : "#004",
-               "y" : 99,
-               "drilldown" : "004"
+               "y" : 99
             },
             {
                "y" : 78,
@@ -48,39 +53,39 @@
                "drilldown" : "005"
             },
             {
-               "drilldown" : "006",
+               "y" : 58,
                "name" : "#006",
-               "y" : 58
+               "drilldown" : "006"
             },
             {
-               "y" : 64,
+               "drilldown" : "007",
                "name" : "#007",
-               "drilldown" : "007"
+               "y" : 64
             },
             {
                "name" : "#008",
-               "y" : 78,
-               "drilldown" : "008"
+               "drilldown" : "008",
+               "y" : 78
             },
             {
                "drilldown" : "009",
-               "y" : 76,
-               "name" : "#009"
+               "name" : "#009",
+               "y" : 76
             },
             {
-               "drilldown" : "010",
+               "y" : 65,
                "name" : "#010",
-               "y" : 65
+               "drilldown" : "010"
             },
             {
+               "y" : 85,
                "drilldown" : "011",
-               "name" : "#011",
-               "y" : 85
+               "name" : "#011"
             },
             {
-               "y" : 89,
                "name" : "#012",
-               "drilldown" : "012"
+               "drilldown" : "012",
+               "y" : 89
             },
             {
                "y" : 85,
@@ -89,33 +94,33 @@
             },
             {
                "drilldown" : "014",
-               "y" : 101,
-               "name" : "#014"
+               "name" : "#014",
+               "y" : 101
             },
             {
                "name" : "#015",
-               "y" : 99,
-               "drilldown" : "015"
+               "drilldown" : "015",
+               "y" : 99
             },
             {
                "y" : 71,
-               "name" : "#016",
-               "drilldown" : "016"
+               "drilldown" : "016",
+               "name" : "#016"
             },
             {
-               "drilldown" : "017",
                "y" : 84,
-               "name" : "#017"
+               "name" : "#017",
+               "drilldown" : "017"
             },
             {
+               "name" : "#018",
                "drilldown" : "018",
-               "y" : 81,
-               "name" : "#018"
+               "y" : 81
             },
             {
+               "name" : "#019",
                "drilldown" : "019",
-               "y" : 103,
-               "name" : "#019"
+               "y" : 103
             },
             {
                "drilldown" : "020",
@@ -123,149 +128,149 @@
                "y" : 101
             },
             {
-               "y" : 72,
                "name" : "#021",
-               "drilldown" : "021"
+               "drilldown" : "021",
+               "y" : 72
             },
             {
-               "drilldown" : "022",
                "name" : "#022",
+               "drilldown" : "022",
                "y" : 68
             },
             {
                "y" : 97,
-               "name" : "#023",
-               "drilldown" : "023"
+               "drilldown" : "023",
+               "name" : "#023"
             },
             {
-               "drilldown" : "024",
+               "y" : 75,
                "name" : "#024",
-               "y" : 75
+               "drilldown" : "024"
             },
             {
                "y" : 59,
-               "name" : "#025",
-               "drilldown" : "025"
+               "drilldown" : "025",
+               "name" : "#025"
             },
             {
-               "name" : "#026",
                "y" : 74,
-               "drilldown" : "026"
+               "drilldown" : "026",
+               "name" : "#026"
             },
             {
                "y" : 62,
-               "name" : "#027",
-               "drilldown" : "027"
+               "drilldown" : "027",
+               "name" : "#027"
             },
             {
-               "drilldown" : "028",
                "name" : "#028",
+               "drilldown" : "028",
                "y" : 82
             },
             {
+               "name" : "#029",
                "drilldown" : "029",
-               "y" : 81,
-               "name" : "#029"
+               "y" : 81
             },
             {
+               "drilldown" : "030",
                "name" : "#030",
-               "y" : 119,
-               "drilldown" : "030"
+               "y" : 119
             },
             {
-               "drilldown" : "031",
                "y" : 91,
-               "name" : "#031"
+               "name" : "#031",
+               "drilldown" : "031"
             },
             {
                "drilldown" : "032",
-               "y" : 96,
-               "name" : "#032"
+               "name" : "#032",
+               "y" : 96
             },
             {
-               "name" : "#033",
                "y" : 112,
+               "name" : "#033",
                "drilldown" : "033"
             },
             {
-               "y" : 66,
+               "drilldown" : "034",
                "name" : "#034",
-               "drilldown" : "034"
+               "y" : 66
             },
             {
-               "drilldown" : "035",
                "y" : 66,
+               "drilldown" : "035",
                "name" : "#035"
             },
             {
-               "name" : "#036",
                "y" : 70,
+               "name" : "#036",
                "drilldown" : "036"
             },
             {
-               "y" : 69,
+               "drilldown" : "037",
                "name" : "#037",
-               "drilldown" : "037"
+               "y" : 69
             },
             {
-               "drilldown" : "038",
                "name" : "#038",
+               "drilldown" : "038",
                "y" : 70
             },
             {
                "drilldown" : "039",
-               "y" : 64,
-               "name" : "#039"
+               "name" : "#039",
+               "y" : 64
             },
             {
-               "name" : "#040",
                "y" : 75,
-               "drilldown" : "040"
+               "drilldown" : "040",
+               "name" : "#040"
             },
             {
-               "y" : 78,
                "name" : "#041",
-               "drilldown" : "041"
+               "drilldown" : "041",
+               "y" : 78
             },
             {
-               "drilldown" : "042",
+               "y" : 94,
                "name" : "#042",
-               "y" : 94
+               "drilldown" : "042"
             },
             {
-               "name" : "#043",
                "y" : 70,
-               "drilldown" : "043"
+               "drilldown" : "043",
+               "name" : "#043"
             },
             {
-               "y" : 87,
+               "drilldown" : "044",
                "name" : "#044",
-               "drilldown" : "044"
+               "y" : 87
             },
             {
                "drilldown" : "045",
-               "y" : 98,
-               "name" : "#045"
+               "name" : "#045",
+               "y" : 98
             },
             {
-               "y" : 89,
                "name" : "#046",
-               "drilldown" : "046"
+               "drilldown" : "046",
+               "y" : 89
             },
             {
-               "drilldown" : "047",
+               "y" : 86,
                "name" : "#047",
-               "y" : 86
+               "drilldown" : "047"
             },
             {
-               "drilldown" : "048",
                "y" : 110,
-               "name" : "#048"
+               "name" : "#048",
+               "drilldown" : "048"
             },
             {
                "y" : 91,
-               "name" : "#049",
-               "drilldown" : "049"
+               "drilldown" : "049",
+               "name" : "#049"
             },
             {
                "y" : 100,
@@ -273,13 +278,13 @@
                "drilldown" : "050"
             },
             {
-               "y" : 91,
                "name" : "#051",
-               "drilldown" : "051"
+               "drilldown" : "051",
+               "y" : 91
             },
             {
-               "name" : "#052",
                "y" : 93,
+               "name" : "#052",
                "drilldown" : "052"
             },
             {
@@ -288,13 +293,13 @@
                "drilldown" : "053"
             },
             {
-               "drilldown" : "054",
                "name" : "#054",
+               "drilldown" : "054",
                "y" : 105
             },
             {
-               "drilldown" : "055",
                "y" : 90,
+               "drilldown" : "055",
                "name" : "#055"
             },
             {
@@ -304,18 +309,18 @@
             },
             {
                "y" : 82,
-               "name" : "#057",
-               "drilldown" : "057"
+               "drilldown" : "057",
+               "name" : "#057"
             },
             {
+               "y" : 71,
                "drilldown" : "058",
-               "name" : "#058",
-               "y" : 71
+               "name" : "#058"
             },
             {
-               "y" : 91,
                "name" : "#059",
-               "drilldown" : "059"
+               "drilldown" : "059",
+               "y" : 91
             },
             {
                "drilldown" : "060",
@@ -323,14 +328,14 @@
                "y" : 87
             },
             {
-               "y" : 83,
                "name" : "#061",
-               "drilldown" : "061"
+               "drilldown" : "061",
+               "y" : 83
             },
             {
                "name" : "#062",
-               "y" : 60,
-               "drilldown" : "062"
+               "drilldown" : "062",
+               "y" : 60
             },
             {
                "y" : 91,
@@ -338,18 +343,18 @@
                "drilldown" : "063"
             },
             {
-               "drilldown" : "064",
                "y" : 82,
-               "name" : "#064"
+               "name" : "#064",
+               "drilldown" : "064"
             },
             {
-               "drilldown" : "065",
                "name" : "#065",
+               "drilldown" : "065",
                "y" : 75
             },
             {
-               "drilldown" : "066",
                "y" : 86,
+               "drilldown" : "066",
                "name" : "#066"
             },
             {
@@ -358,9 +363,9 @@
                "drilldown" : "067"
             },
             {
-               "drilldown" : "068",
+               "y" : 77,
                "name" : "#068",
-               "y" : 77
+               "drilldown" : "068"
             },
             {
                "y" : 85,
@@ -368,8 +373,8 @@
                "drilldown" : "069"
             },
             {
-               "drilldown" : "070",
                "name" : "#070",
+               "drilldown" : "070",
                "y" : 95
             },
             {
@@ -378,9 +383,9 @@
                "drilldown" : "071"
             },
             {
+               "drilldown" : "072",
                "name" : "#072",
-               "y" : 114,
-               "drilldown" : "072"
+               "y" : 114
             },
             {
                "y" : 112,
@@ -388,19 +393,19 @@
                "drilldown" : "073"
             },
             {
+               "y" : 117,
                "drilldown" : "074",
-               "name" : "#074",
-               "y" : 117
+               "name" : "#074"
             },
             {
-               "name" : "#075",
                "y" : 117,
+               "name" : "#075",
                "drilldown" : "075"
             },
             {
                "y" : 101,
-               "name" : "#076",
-               "drilldown" : "076"
+               "drilldown" : "076",
+               "name" : "#076"
             },
             {
                "y" : 98,
@@ -408,13 +413,13 @@
                "drilldown" : "077"
             },
             {
-               "y" : 127,
+               "drilldown" : "078",
                "name" : "#078",
-               "drilldown" : "078"
+               "y" : 127
             },
             {
-               "drilldown" : "079",
                "name" : "#079",
+               "drilldown" : "079",
                "y" : 122
             },
             {
@@ -424,163 +429,163 @@
             },
             {
                "y" : 114,
-               "name" : "#081",
-               "drilldown" : "081"
+               "drilldown" : "081",
+               "name" : "#081"
             },
             {
                "drilldown" : "082",
-               "y" : 114,
-               "name" : "#082"
+               "name" : "#082",
+               "y" : 114
             },
             {
-               "y" : 127,
+               "drilldown" : "083",
                "name" : "#083",
-               "drilldown" : "083"
+               "y" : 127
             },
             {
-               "name" : "#084",
                "y" : 119,
-               "drilldown" : "084"
+               "drilldown" : "084",
+               "name" : "#084"
             },
             {
-               "drilldown" : "085",
                "y" : 114,
-               "name" : "#085"
+               "name" : "#085",
+               "drilldown" : "085"
             },
             {
+               "drilldown" : "086",
                "name" : "#086",
-               "y" : 104,
-               "drilldown" : "086"
+               "y" : 104
             },
             {
                "y" : 101,
-               "name" : "#087",
-               "drilldown" : "087"
+               "drilldown" : "087",
+               "name" : "#087"
             },
             {
-               "drilldown" : "088",
+               "y" : 121,
                "name" : "#088",
-               "y" : 121
+               "drilldown" : "088"
             },
             {
-               "drilldown" : "089",
                "y" : 113,
+               "drilldown" : "089",
                "name" : "#089"
             },
             {
-               "name" : "#090",
                "y" : 113,
+               "name" : "#090",
                "drilldown" : "090"
             },
             {
-               "y" : 108,
                "name" : "#091",
-               "drilldown" : "091"
+               "drilldown" : "091",
+               "y" : 108
             },
             {
-               "name" : "#092",
                "y" : 98,
+               "name" : "#092",
                "drilldown" : "092"
             },
             {
+               "name" : "#093",
                "drilldown" : "093",
-               "y" : 87,
-               "name" : "#093"
+               "y" : 87
             },
             {
-               "drilldown" : "094",
                "name" : "#094",
+               "drilldown" : "094",
                "y" : 87
             },
             {
-               "y" : 108,
+               "drilldown" : "095",
                "name" : "#095",
-               "drilldown" : "095"
+               "y" : 108
             },
             {
                "drilldown" : "096",
-               "y" : 108,
-               "name" : "#096"
+               "name" : "#096",
+               "y" : 108
             },
             {
+               "drilldown" : "097",
                "name" : "#097",
-               "y" : 111,
-               "drilldown" : "097"
+               "y" : 111
             },
             {
                "y" : 108,
-               "name" : "#098",
-               "drilldown" : "098"
+               "drilldown" : "098",
+               "name" : "#098"
             },