- Added solutions by Cheok-Yin Fung.

11 files changed, 1080 insertions, 1065 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 5ed6e2a7be..097e8a1014 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -2,17 +2,167 @@
    "xAxis" : {
       "type" : "category"
    },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 069"
+   "subtitle" : {
+      "text" : "[Champions: 26] Last updated at 2020-07-19 21:45:47 GMT"
    },
-   "legend" : {
-      "enabled" : 0
+   "series" : [
+      {
+         "name" : "Perl Weekly Challenge - 069",
+         "data" : [
+            {
+               "drilldown" : "Andrew Shitov",
+               "y" : 4,
+               "name" : "Andrew Shitov"
+            },
+            {
+               "name" : "Arne Sommer",
+               "y" : 5,
+               "drilldown" : "Arne Sommer"
+            },
+            {
+               "drilldown" : "Athanasius",
+               "y" : 4,
+               "name" : "Athanasius"
+            },
+            {
+               "drilldown" : "Bartosz Jarzyna",
+               "name" : "Bartosz Jarzyna",
+               "y" : 1
+            },
+            {
+               "y" : 2,
+               "name" : "Cheok-Yin Fung",
+               "drilldown" : "Cheok-Yin Fung"
+            },
+            {
+               "name" : "Colin Crain",
+               "y" : 5,
+               "drilldown" : "Colin Crain"
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Duncan C. White",
+               "name" : "Duncan C. White",
+               "y" : 2
+            },
+            {
+               "name" : "E. Choroba",
+               "y" : 2,
+               "drilldown" : "E. Choroba"
+            },
+            {
+               "drilldown" : "Javier Luque",
+               "y" : 5,
+               "name" : "Javier Luque"
+            },
+            {
+               "name" : "Jorg Sommrey",
+               "y" : 2,
+               "drilldown" : "Jorg Sommrey"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 5
+            },
+            {
+               "name" : "Luca Ferrari",
+               "y" : 4,
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Mohammad S Anwar",
+               "y" : 7,
+               "name" : "Mohammad S Anwar"
+            },
+            {
+               "name" : "Niels van Dijke",
+               "y" : 2,
+               "drilldown" : "Niels van Dijke"
+            },
+            {
+               "y" : 1,
+               "name" : "Pete Houston",
+               "drilldown" : "Pete Houston"
+            },
+            {
+               "drilldown" : "Rage311",
+               "name" : "Rage311",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Richard Park",
+               "y" : 1,
+               "name" : "Richard Park"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "name" : "Roger Bell_West",
+               "y" : 5
+            },
+            {
+               "name" : "Shahed Nooshmand",
+               "y" : 3,
+               "drilldown" : "Shahed Nooshmand"
+            },
+            {
+               "y" : 3,
+               "name" : "Simon Green",
+               "drilldown" : "Simon Green"
+            },
+            {
+               "drilldown" : "Simon Miner",
+               "y" : 1,
+               "name" : "Simon Miner"
+            },
+            {
+               "drilldown" : "Ulrich Rieke",
+               "y" : 4,
+               "name" : "Ulrich Rieke"
+            },
+            {
+               "drilldown" : "Walt Mankowski",
+               "y" : 2,
+               "name" : "Walt Mankowski"
+            },
+            {
+               "y" : 2,
+               "name" : "Wanderdoc",
+               "drilldown" : "Wanderdoc"
+            }
+         ],
+         "colorByPoint" : 1
+      }
+   ],
+   "tooltip" : {
+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+   "chart" : {
+      "type" : "column"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
       }
    },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 069"
+   },
    "drilldown" : {
       "series" : [
          {
@@ -30,7 +180,7 @@
             "name" : "Andrew Shitov"
          },
          {
-            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -45,10 +195,10 @@
                   1
                ]
             ],
-            "name" : "Arne Sommer"
+            "id" : "Arne Sommer"
          },
          {
-            "id" : "Athanasius",
+            "name" : "Athanasius",
             "data" : [
                [
                   "Perl",
@@ -59,7 +209,7 @@
                   2
                ]
             ],
-            "name" : "Athanasius"
+            "id" : "Athanasius"
          },
          {
             "id" : "Bartosz Jarzyna",
@@ -72,7 +222,17 @@
             "name" : "Bartosz Jarzyna"
          },
          {
-            "id" : "Colin Crain",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Cheok-Yin Fung",
+            "id" : "Cheok-Yin Fung"
+         },
+         {
+            "name" : "Colin Crain",
             "data" : [
                [
                   "Perl",
@@ -87,37 +247,37 @@
                   1
                ]
             ],
-            "name" : "Colin Crain"
+            "id" : "Colin Crain"
          },
          {
-            "id" : "Dave Jacoby",
-            "name" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Dave Jacoby",
+            "id" : "Dave Jacoby"
          },
          {
             "id" : "Duncan C. White",
-            "name" : "Duncan C. White",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Duncan C. White"
          },
          {
+            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "E. Choroba",
-            "id" : "E. Choroba"
+            "name" : "E. Choroba"
          },
          {
             "id" : "Javier Luque",
@@ -138,16 +298,17 @@
             ]
          },
          {
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Jorg Sommrey",
-            "id" : "Jorg Sommrey"
+            ]
          },
          {
+            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
@@ -162,10 +323,11 @@
                   1
                ]
             ],
-            "name" : "Laurent Rosenfeld",
-            "id" : "Laurent Rosenfeld"
+            "name" : "Laurent Rosenfeld"
          },
          {
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -175,21 +337,20 @@
                   "Blog",
                   2
                ]
-            ],
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari"
+            ]
          },
          {
-            "id" : "Mark Anderson",
             "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Mark Anderson"
          },
          {
+            "id" : "Mohammad S Anwar",
             "name" : "Mohammad S Anwar",
             "data" : [
                [
@@ -204,27 +365,26 @@
                   "Blog",
                   3
                ]
-            ],
-            "id" : "Mohammad S Anwar"
+            ]
          },
          {
-            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Niels van Dijke"
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke"
          },
          {
+            "name" : "Pete Houston",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Pete Houston",
             "id" : "Pete Houston"
          },
          {
@@ -238,16 +398,17 @@
             "name" : "Rage311"
          },
          {
-            "id" : "Richard Park",
-            "name" : "Richard Park",
             "data" : [
                [
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Richard Park",
+            "id" : "Richard Park"
          },
          {
+            "name" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -262,10 +423,10 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West",
             "id" : "Roger Bell_West"
          },
          {
+            "name" : "Shahed Nooshmand",
             "data" : [
                [
                   "Raku",
@@ -276,12 +437,9 @@
                   1
                ]
             ],
-            "name" : "Shahed Nooshmand",
             "id" : "Shahed Nooshmand"
          },
          {
-            "id" : "Simon Green",
-            "name" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -291,20 +449,21 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Simon Green",
+            "id" : "Simon Green"
          },
          {
+            "id" : "Simon Miner",
             "name" : "Simon Miner",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Simon Miner"
+            ]
          },
          {
-            "id" : "Ulrich Rieke",
             "name" : "Ulrich Rieke",
             "data" : [
                [
@@ -315,17 +474,18 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Ulrich Rieke"
          },
          {
             "id" : "Walt Mankowski",
+            "name" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Walt Mankowski"
+            ]
          },
          {
             "data" : [
@@ -339,157 +499,12 @@
          }
       ]
    },
-   "series" : [
-      {
-         "colorByPoint" : 1,
-         "data" : [
-            {
-               "y" : 4,
-               "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov"
-            },
-            {
-               "name" : "Arne Sommer",
-               "drilldown" : "Arne Sommer",
-               "y" : 5
-            },
-            {
-               "name" : "Athanasius",
-               "drilldown" : "Athanasius",
-               "y" : 4
-            },
-            {
-               "y" : 1,
-               "drilldown" : "Bartosz Jarzyna",
-               "name" : "Bartosz Jarzyna"
-            },
-            {
-               "name" : "Colin Crain",
-               "drilldown" : "Colin Crain",
-               "y" : 5
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Duncan C. White",
-               "name" : "Duncan C. White"
-            },
-            {
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba",
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-            },
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-               "drilldown" : "Javier Luque",
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-            },
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-               "drilldown" : "Jorg Sommrey",
-               "name" : "Jorg Sommrey"
-            },
-            {
-               "y" : 5,
-               "name" : "Laurent Rosenfeld",
-               "drilldown" : "Laurent Rosenfeld"
-            },
-            {
-               "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari",
-               "y" : 4
-            },
-            {
-               "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "y" : 7,
-               "drilldown" : "Mohammad S Anwar",
-               "name" : "Mohammad S Anwar"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke"
-            },
-            {
-               "drilldown" : "Pete Houston",
-               "name" : "Pete Houston",
-               "y" : 1
-            },
-            {
-               "y" : 2,
-               "name" : "Rage311",
-               "drilldown" : "Rage311"
-            },
-            {
-               "y" : 1,
-               "name" : "Richard Park",
-               "drilldown" : "Richard Park"
-            },
-            {
-               "y" : 5,
-               "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West"
-            },
-            {
-               "y" : 3,
-               "name" : "Shahed Nooshmand",
-               "drilldown" : "Shahed Nooshmand"
-            },
-            {
-               "name" : "Simon Green",
-               "drilldown" : "Simon Green",
-               "y" : 3
-            },
-            {
-               "drilldown" : "Simon Miner",
-               "name" : "Simon Miner",
-               "y" : 1
-            },
-            {
-               "y" : 4,
-               "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke"
-            },
-            {
-               "name" : "Walt Mankowski",
-               "drilldown" : "Walt Mankowski",
-               "y" : 2
-            },
-            {
-               "name" : "Wanderdoc",
-               "drilldown" : "Wanderdoc",
-               "y" : 2
-            }
-         ],
-         "name" : "Perl Weekly Challenge - 069"
-      }
-   ],
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
       }
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 25] Last updated at 2020-07-19 18:14:43 GMT"
-   },
-   "tooltip" : {
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : 1
+   "legend" : {
+      "enabled" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 799bc816b9..b7460fb5e3 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -8,31 +8,25 @@
       },
       "type" : "category"
    },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   "subtitle" : {
+      "text" : "Last updated at 2020-07-19 21:45:47 GMT"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
+   "chart" : {
+      "type" : "column"
    },
    "series" : [
       {
          "dataLabels" : {
-            "align" : "right",
             "color" : "#FFFFFF",
+            "align" : "right",
+            "y" : 10,
+            "rotation" : -90,
             "format" : "{point.y:.0f}",
             "enabled" : "true",
-            "y" : 10,
             "style" : {
                "fontSize" : "13px",
                "fontFamily" : "Verdana, sans-serif"
-            },
-            "rotation" : -90
+            }
          },
          "name" : "Contributions",
          "data" : [
@@ -42,7 +36,7 @@
             ],
             [
                "Perl",
-               2857
+               2859
             ],
             [
                "Raku",
@@ -54,10 +48,16 @@
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
-   "subtitle" : {
-      "text" : "Last updated at 2020-07-19 18:14:43 GMT"
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    },
-   "chart" : {
-      "type" : "column"
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
+   },
+   "legend" : {
+      "enabled" : "false"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index bdb81fe9d3..7502976ac4 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,379 +1,6 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
-   },
-   "series" : [
-      {
-         "colorByPoint" : "true",
-         "data" : [
-            {
-               "drilldown" : "001",
-               "name" : "#001",
-               "y" : 142
-            },
-            {
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-               "name" : "#002",
-               "y" : 109
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-               "name" : "#003",
-               "drilldown" : "003"
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-            {
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-               "drilldown" : "004",
-               "name" : "#004"
-            },
-            {
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-               "name" : "#005",
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-               "name" : "#008",
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-               "name" : "#009",
-               "y" : 68
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-               "name" : "#010",
-               "drilldown" : "010",
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-               "drilldown" : "011",
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-               "drilldown" : "027",
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-               "drilldown" : "028",
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-               "drilldown" : "067"
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-            {
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-               "drilldown" : "069",
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-         ],
-         "name" : "Perl Weekly Challenge Languages"
-      }
-   ],
-   "chart" : {
-      "type" : "column"
-   },
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-07-19 18:14:43 GMT"
-   },
-   "tooltip" : {
-      "headerFormat" : "<span style=\"font-size:11px\"></span>",
-      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : "true"
-   },
-   "xAxis" : {
-      "type" : "category"
+   "legend" : {
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    },
    "yAxis" : {
       "title" : {
@@ -384,7 +11,6 @@
       "series" : [
          {
             "id" : "001",
-            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -398,11 +24,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "001"
          },
          {
-            "id" : "002",
-            "name" : "002",
             "data" : [
                [
                   "Perl",
@@ -416,7 +41,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "002",
+            "id" : "002"
          },
          {
             "data" : [
@@ -437,7 +64,7 @@
             "id" : "003"
          },
          {
-            "id" : "004",
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -452,7 +79,7 @@