- Added solutions by Dave Cross.

10 files changed, 780 insertions, 765 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 5fe4216c79..467e65fce7 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,63 +1,78 @@
 {
-   "drilldown" : {
-      "series" : [
-         {
-            "name" : "Peter Scott",
-            "id" : "Peter Scott",
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ]
-            ]
-         }
-      ]
-   },
-   "subtitle" : {
-      "text" : "[Champions: 1] Last updated at 2020-02-17 10:27:30 GMT"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 048"
-   },
-   "legend" : {
-      "enabled" : 0
+   "chart" : {
+      "type" : "column"
    },
    "series" : [
       {
-         "name" : "Perl Weekly Challenge - 048",
          "colorByPoint" : 1,
          "data" : [
             {
-               "name" : "Peter Scott",
+               "drilldown" : "Dave Cross",
+               "y" : 2,
+               "name" : "Dave Cross"
+            },
+            {
                "drilldown" : "Peter Scott",
-               "y" : 1
+               "y" : 1,
+               "name" : "Peter Scott"
             }
-         ]
+         ],
+         "name" : "Perl Weekly Challenge - 048"
       }
    ],
-   "xAxis" : {
-      "type" : "category"
-   },
-   "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/>"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
-   "chart" : {
-      "type" : "column"
+   "legend" : {
+      "enabled" : 0
    },
    "plotOptions" : {
       "series" : {
-         "borderWidth" : 0,
          "dataLabels" : {
             "format" : "{point.y}",
             "enabled" : 1
-         }
+         },
+         "borderWidth" : 0
       }
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 048"
+   },
+   "drilldown" : {
+      "series" : [
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Dave Cross",
+            "id" : "Dave Cross"
+         },
+         {
+            "id" : "Peter Scott",
+            "name" : "Peter Scott",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ]
+         }
+      ]
+   },
+   "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/>"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 2] Last updated at 2020-02-17 10:39:00 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 791ff6e146..5ca59ecf16 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,36 +1,34 @@
 {
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-02-17 10:27:30 GMT"
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      }
    },
    "title" : {
       "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    },
-   "chart" : {
-      "type" : "column"
-   },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
-   "legend" : {
-      "enabled" : "false"
+   "subtitle" : {
+      "text" : "Last updated at 2020-02-17 10:39:00 GMT"
    },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
+   "chart" : {
+      "type" : "column"
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
       }
    },
    "series" : [
       {
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -38,7 +36,7 @@
             ],
             [
                "Perl",
-               1946
+               1948
             ],
             [
                "Raku",
@@ -46,18 +44,20 @@
             ]
          ],
          "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
             "color" : "#FFFFFF",
+            "format" : "{point.y:.0f}",
             "rotation" : -90,
-            "align" : "right",
+            "y" : 10,
             "enabled" : "true",
-            "y" : 10
-         },
-         "name" : "Contributions"
+            "align" : "right",
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            }
+         }
       }
-   ]
+   ],
+   "legend" : {
+      "enabled" : "false"
+   }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index b964c55ac4..58ca1f98f9 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,6 +1,8 @@
 {
-   "xAxis" : {
-      "type" : "category"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
    "series" : [
       {
@@ -9,18 +11,18 @@
          "data" : [
             {
                "drilldown" : "001",
-               "y" : 140,
-               "name" : "#001"
+               "name" : "#001",
+               "y" : 140
             },
             {
+               "drilldown" : "002",
                "name" : "#002",
-               "y" : 109,
-               "drilldown" : "002"
+               "y" : 109
             },
             {
-               "y" : 71,
                "drilldown" : "003",
-               "name" : "#003"
+               "name" : "#003",
+               "y" : 71
             },
             {
                "drilldown" : "004",
@@ -28,8 +30,8 @@
                "name" : "#004"
             },
             {
-               "drilldown" : "005",
                "y" : 71,
+               "drilldown" : "005",
                "name" : "#005"
             },
             {
@@ -38,14 +40,14 @@
                "name" : "#006"
             },
             {
-               "name" : "#007",
+               "drilldown" : "007",
                "y" : 56,
-               "drilldown" : "007"
+               "name" : "#007"
             },
             {
-               "name" : "#008",
                "y" : 70,
-               "drilldown" : "008"
+               "drilldown" : "008",
+               "name" : "#008"
             },
             {
                "drilldown" : "009",
@@ -53,19 +55,19 @@
                "name" : "#009"
             },
             {
+               "name" : "#010",
                "drilldown" : "010",
-               "y" : 60,
-               "name" : "#010"
+               "y" : 60
             },
             {
-               "y" : 79,
+               "name" : "#011",
                "drilldown" : "011",
-               "name" : "#011"
+               "y" : 79
             },
             {
-               "name" : "#012",
+               "y" : 83,
                "drilldown" : "012",
-               "y" : 83
+               "name" : "#012"
             },
             {
                "y" : 76,
@@ -78,33 +80,33 @@
                "name" : "#014"
             },
             {
+               "drilldown" : "015",
                "name" : "#015",
-               "y" : 93,
-               "drilldown" : "015"
+               "y" : 93
             },
             {
-               "y" : 66,
+               "name" : "#016",
                "drilldown" : "016",
-               "name" : "#016"
+               "y" : 66
             },
             {
-               "drilldown" : "017",
                "y" : 79,
+               "drilldown" : "017",
                "name" : "#017"
             },
             {
-               "name" : "#018",
                "drilldown" : "018",
+               "name" : "#018",
                "y" : 76
             },
             {
+               "name" : "#019",
                "drilldown" : "019",
-               "y" : 95,
-               "name" : "#019"
+               "y" : 95
             },
             {
-               "name" : "#020",
                "drilldown" : "020",
+               "name" : "#020",
                "y" : 95
             },
             {
@@ -113,9 +115,9 @@
                "name" : "#021"
             },
             {
-               "name" : "#022",
                "y" : 63,
-               "drilldown" : "022"
+               "drilldown" : "022",
+               "name" : "#022"
             },
             {
                "drilldown" : "023",
@@ -123,83 +125,83 @@
                "name" : "#023"
             },
             {
+               "name" : "#024",
                "drilldown" : "024",
-               "y" : 70,
-               "name" : "#024"
+               "y" : 70
             },
             {
+               "name" : "#025",
                "drilldown" : "025",
-               "y" : 55,
-               "name" : "#025"
+               "y" : 55
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-               "name" : "#026",
+               "y" : 70,
                "drilldown" : "026",
-               "y" : 70
+               "name" : "#026"
             },
             {
-               "y" : 58,
+               "name" : "#027",
                "drilldown" : "027",
-               "name" : "#027"
+               "y" : 58
             },
             {
-               "y" : 78,
                "drilldown" : "028",
+               "y" : 78,
                "name" : "#028"
             },
             {
-               "name" : "#029",
                "drilldown" : "029",
-               "y" : 77
+               "y" : 77,
+               "name" : "#029"
             },
             {
-               "name" : "#030",
                "drilldown" : "030",
+               "name" : "#030",
                "y" : 115
             },
             {
-               "drilldown" : "031",
                "y" : 87,
+               "drilldown" : "031",
                "name" : "#031"
             },
             {
                "name" : "#032",
-               "y" : 92,
-               "drilldown" : "032"
+               "drilldown" : "032",
+               "y" : 92
             },
             {
                "drilldown" : "033",
-               "y" : 108,
-               "name" : "#033"
+               "name" : "#033",
+               "y" : 108
             },
             {
-               "name" : "#034",
                "drilldown" : "034",
+               "name" : "#034",
                "y" : 60
             },
             {
-               "y" : 60,
                "drilldown" : "035",
-               "name" : "#035"
+               "name" : "#035",
+               "y" : 60
             },
             {
-               "name" : "#036",
+               "drilldown" : "036",
                "y" : 61,
-               "drilldown" : "036"
+               "name" : "#036"
             },
             {
-               "name" : "#037",
                "y" : 63,
-               "drilldown" : "037"
+               "drilldown" : "037",
+               "name" : "#037"
             },
             {
-               "y" : 60,
                "drilldown" : "038",
+               "y" : 60,
                "name" : "#038"
             },
             {
-               "y" : 60,
                "drilldown" : "039",
+               "y" : 60,
                "name" : "#039"
             },
             {
@@ -208,14 +210,14 @@
                "name" : "#040"
             },
             {
-               "name" : "#041",
+               "drilldown" : "041",
                "y" : 69,
-               "drilldown" : "041"
+               "name" : "#041"
             },
             {
+               "name" : "#042",
                "drilldown" : "042",
-               "y" : 88,
-               "name" : "#042"
+               "y" : 88
             },
             {
                "name" : "#043",
@@ -223,9 +225,9 @@
                "y" : 65
             },
             {
-               "name" : "#044",
+               "y" : 81,
                "drilldown" : "044",
-               "y" : 81
+               "name" : "#044"
             },
             {
                "y" : 93,
@@ -233,19 +235,19 @@
                "name" : "#045"
             },
             {
-               "name" : "#046",
                "y" : 82,
-               "drilldown" : "046"
+               "drilldown" : "046",
+               "name" : "#046"
             },
             {
-               "name" : "#047",
                "drilldown" : "047",
+               "name" : "#047",
                "y" : 77
             },
             {
                "name" : "#048",
-               "y" : 1,
-               "drilldown" : "048"
+               "drilldown" : "048",
+               "y" : 3
             }
          ]
       }
@@ -256,8 +258,8 @@
    "plotOptions" : {
       "series" : {
          "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
+            "enabled" : 1,
+            "format" : "{point.y}"
          },
          "borderWidth" : 0
       }
@@ -265,16 +267,12 @@
    "chart" : {
       "type" : "column"
    },
-   "tooltip" : {
-      "headerFormat" : "<span style=\"font-size:11px\"></span>",
-      "followPointer" : "true",
-      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>"
+   "xAxis" : {
+      "type" : "category"
    },
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
-            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -288,10 +286,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "001",
+            "id" : "001"
          },
          {
-            "name" : "002",
             "id" : "002",
             "data" : [
                [
@@ -306,9 +305,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "002"
          },
          {
+            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -323,11 +324,9 @@
                   9
                ]
             ],
-            "id" : "003",
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-            "name" : "004",
             "id" : "004",
             "data" : [
                [
@@ -342,7 +341,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "004"
          },
          {
             "data" : [
@@ -359,12 +359,11 @@
                   12
                ]
             ],
-            "id" : "005",
-            "name" : "005"
+            "name" : "005",
+            "id" : "005"
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          {
             "id" : "006",
-            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -378,11 +377,12 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "name" : "006"
          },
          {
-            "name" : "007",
             "id" : "007",
+            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -399,6 +399,8 @@
             ]
          },
          {
+            "id" : "008",
+            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -412,9 +414,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008",
-            "id" : "008"
+            ]
          },
          {
             "data" : [
@@ -435,6 +435,7 @@
             "id" : "009"
          },
          {
+            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -449,11 +450,9 @@
                   11
                ]
             ],
-            "id" : "010",
             "name" : "010"
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-            "id" : "011",
             "name" : "011",
             "data" : [
                [
@@ -468,7 +467,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "011"
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             "data" : [
@@ -489,8 +489,6 @@
             "id" : "012"
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-            "id" : "013",
-            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -504,7 +502,9 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "013",
+            "id" : "013"
          },
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             "data" : [
@@ -521,11 +521,10 @@
                   15
                ]
             ],
-            "id" : "014",
-            "name" : "014"
+            "name" : "014",
+            "id" : "014"
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             "name" : "015",
             "data" : [
                [
@@ -540,11 +539,10 @@
                   "Blog",
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                ]
-            ]
+            ],
+            "id" : "015"
          },
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-            "id" : "016",
-            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -558,7 +556,9 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "016",
+            "id" : "016"
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@@ -575,11 +575,10 @@
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                ]
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-            "name" : "017"
+            "name" : "017",
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             "data" : [
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@@ -594,7 +593,8 @@
                   "Blog",
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@@ -611,10 +611,11 @@
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+            "name" : "019",
+            "id" : "019"
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+            "name" : "020",
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                [
                   "Perl",
@@ -629,12 +630,9 @@
                   13
                ]
             ],
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-            "name" : "020"
+            "id" : "020"
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-            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -648,9 +646,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "021",
+            "id" : "021"
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+            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -665,12 +666,10 @@
                   10
                ]
             ],
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-            "name" : "022"
+            "id" : "022"
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-            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -684,9 +683,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "023"
          },
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+            "id" : "024",
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -700,11 +702,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "024",
-            "name" : "024"
+            ]
          },
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+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -719,8 +720,7 @@
                   12
                ]
             ],
-            "name" : "025",
-            "id" : "025"
+            "name" : "025"
          },
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             "data" : [
@@ -742,7 +742,6 @@
          },
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             "name" : "027",
-            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -756,11 +755,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "027"
          },
          {
             "id" : "028",
-            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -774,7 +773,8 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "028"
          },
          {
             "id" : "029",
@@ -795,6 +795,7 @@
             ]
          },
          {
+            "id" : "030",
             "data" : [
                [
                   "Perl",
@@ -809,12 +810,11 @@
                   10
                ]
             ],
-            "id" : "030",
             "name" : "030"
          },
          {
-            "name" : "031",
             "id" : "031",
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -831,8 +831,6 @@
             ]
          },
          {
-            "name" : "032",
-            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -846,11 +844,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "032",
+            "id" : "032"
          },
          {
             "id" : "033",
-            "name" : "033",
             "data" : [
                [
                   "Perl",
@@ -864,10 +863,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "033"
          },
          {
-            "id" : "034",
             "name" : "034",
             "data" : [
                [
@@ -882,7 +881,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "034"
          },
          {
             "data" : [
@@ -899,8 +899,8 @@
                   9
                ]
             ],
-            "id" : "035",
-            "name" : "035"
+            "name" : "035",
+            "id" : "035"
          },
          {
             "data" : [
@@ -921,8 +921,8 @@
             "id" : "036"
          },
          {
-            "name" : "037",
             "id" : "037",
+            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -939,6 +939,8 @@
             ]
          },
          {
+            "id" : "038",
+            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -952,12 +954,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "038",
-            "name" : "038"
+            ]
          },
          {
-            "id" : "039",
             "name" : "039",
             "data" : [
                [
@@ -972,9 +971,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "039"
          },
          {
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -989,11 +990,9 @@
                   9
                ]
             ],
-            "name" : "040",
-            "id" : "040"
+            "name" : "040"
          },
          {
-            "name" : "041",
             "id" : "041",
             "data" : [
                [
@@ -1008,9 +1007,11 @@
                   "Blog",
                   8
                ]
-            ]
+            ],
+            "name" : "041"
          },
          {
+            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -1025,12 +1026,10 @@
                   11
                ]
             ],
-            "id" : "042",
             "name" : "042"
          },
          {
             "id" : "043",
-            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -1044,11 +1043,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "043"
          },
          {
             "id" : "044",
-            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -1062,10 +1061,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "044"
          },
          {
-            "id" : "045",
             "name" : "045",
             "data" : [
                [
@@ -1080,11 +1079,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "045"
          },
          {
             "name" : "046",
-            "id" : "046",
             "data" : [
                [
                   "Perl",
@@ -1098,9 +1097,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "046"
          },
          {
+            "id" : "047",
             "data" : [
                [
                   "Perl",
@@ -1115,16 +1116,14 @@
                   8
                ]
             ],
-            "id" : "047",
             "name" : "047"
          },
          {
-            "name" : "048",
             "id" : "048",
             "data" : [
                [
                   "Perl",
-                  1
+                  3
                ],
                [
                   "Raku",
@@ -1134,19 +1133,20 @@
                   "Blog",
                   0
                ]
-            ]
+            ],
+            "name" : "048"
          }
       ]
    },
    "title" : {
       "text" : "Perl Weekly Challenge Language"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "tooltip" : {
+      "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"
    },
    "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-02-17 10:27:30 GMT"
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-02-17 10:39:00 GMT"
    }
 }
diff --git a/stats/pwc-leaders.json b/stats/pwc-leaders.json
index b96ab031d8..dac659c564 100644
--- a/stats/pwc-leaders.json
+++ b/