- Added blog by Cheok-Yin Fung.

12 files changed, 1366 insertions, 1350 deletions

diff --git a/challenge-053/cheok-yin-fung/blog.txt b/challenge-053/cheok-yin-fung/blog.txt
new file mode 100644
index 0000000000..8ff8e553f6
--- /dev/null
+++ b/challenge-053/cheok-yin-fung/blog.txt
@@ -0,0 +1 @@
+http://blogs.perl.org/users/c_y_fung/2020/03/tree-as-a-tool-for-enumeration---cys-take-on-pwc053-task-2.html
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index b3da4fd74b..edb14ca8ee 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,138 +1,32 @@
 {
-   "xAxis" : {
-      "type" : "category"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 053"
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-         "colorByPoint" : 1,
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-               "name" : "Andrezgz",
-               "drilldown" : "Andrezgz"
-            },
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-               "drilldown" : "Arne Sommer",
-               "name" : "Arne Sommer",
-               "y" : 3
-            },
-            {
-               "name" : "Athanasius",
-               "drilldown" : "Athanasius",
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-               "drilldown" : "Dave Cross",
-               "name" : "Dave Cross",
-               "y" : 2
-            },
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-               "y" : 3,
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby"
-            },
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-               "drilldown" : "E. Choroba",
-               "name" : "E. Choroba"
-            },
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-               "drilldown" : "Javier Luque",
-               "name" : "Javier Luque",
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-               "drilldown" : "Lubos Kolouch",
-               "name" : "Lubos Kolouch"
-            },
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-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari",
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-            },
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-               "y" : 2,
-               "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson"
-            },
-            {
-               "y" : 3,
-               "name" : "Markus Holzer",
-               "drilldown" : "Markus Holzer"
-            },
-            {
-               "drilldown" : "Mohammad S Anwar",
-               "name" : "Mohammad S Anwar",
-               "y" : 5
-            },
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-               "name" : "Pete Houston",
-               "drilldown" : "Pete Houston",
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-               "drilldown" : "Roger Bell West"
-            },
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-               "drilldown" : "Saif Ahmed",
-               "name" : "Saif Ahmed",
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-            },
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-               "y" : 2,
-               "drilldown" : "Simon Proctor",
-               "name" : "Simon Proctor"
-            },
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-               "y" : 2,
-               "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke"
-            },
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-               "drilldown" : "Wanderdoc",
-               "name" : "Wanderdoc",
-               "y" : 2
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-               "name" : "Yet Ebreo",
-               "drilldown" : "Yet Ebreo",
-               "y" : 2
-            }
-         ],
-         "name" : "Perl Weekly Challenge - 053"
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-   "subtitle" : {
-      "text" : "[Champions: 19] Last updated at 2020-03-27 10:18:26 GMT"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "tooltip" : {
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+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
    },
    "chart" : {
       "type" : "column"
    },
+   "legend" : {
+      "enabled" : 0
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
    "drilldown" : {
       "series" : [
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+            "name" : "Andrezgz",
+            "id" : "Andrezgz",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Andrezgz",
-            "id" : "Andrezgz"
+            ]
          },
          {
-            "id" : "Arne Sommer",
+            "name" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -143,7 +37,7 @@
                   1
                ]
             ],
-            "name" : "Arne Sommer"
+            "id" : "Arne Sommer"
          },
          {
             "name" : "Athanasius",
@@ -160,14 +54,24 @@
             "id" : "Athanasius"
          },
          {
-            "name" : "Dave Cross",
+            "id" : "Cheok-Yin Fung",
+            "data" : [
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Cheok-Yin Fung"
+         },
+         {
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Dave Cross"
+            "id" : "Dave Cross",
+            "name" : "Dave Cross"
          },
          {
             "data" : [
@@ -180,21 +84,21 @@
                   1
                ]
             ],
-            "name" : "Dave Jacoby",
-            "id" : "Dave Jacoby"
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
          },
          {
-            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
+            "id" : "E. Choroba",
             "name" : "E. Choroba"
          },
          {
-            "name" : "Javier Luque",
+            "id" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -209,20 +113,20 @@
                   1
                ]
             ],
-            "id" : "Javier Luque"
+            "name" : "Javier Luque"
          },
          {
             "name" : "Lubos Kolouch",
+            "id" : "Lubos Kolouch",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Lubos Kolouch"
+            ]
          },
          {
-            "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -233,20 +137,20 @@
                   2
                ]
             ],
-            "id" : "Luca Ferrari"
+            "name" : "Luca Ferrari"
          },
          {
+            "name" : "Mark Anderson",
             "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Mark Anderson"
+            ]
          },
          {
-            "name" : "Markus Holzer",
+            "id" : "Markus Holzer",
             "data" : [
                [
                   "Perl",
@@ -257,10 +161,10 @@
                   2
                ]
             ],
-            "id" : "Markus Holzer"
+            "name" : "Markus Holzer"
          },
          {
-            "id" : "Mohammad S Anwar",
+            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -275,21 +179,21 @@
                   1
                ]
             ],
-            "name" : "Mohammad S Anwar"
+            "id" : "Mohammad S Anwar"
          },
          {
+            "name" : "Pete Houston",
+            "id" : "Pete Houston",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "name" : "Pete Houston",
-            "id" : "Pete Houston"
+            ]
          },
          {
-            "id" : "Roger Bell West",
             "name" : "Roger Bell West",
+            "id" : "Roger Bell West",
             "data" : [
                [
                   "Perl",
@@ -303,71 +207,182 @@
          },
          {
             "name" : "Saif Ahmed",
+            "id" : "Saif Ahmed",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Saif Ahmed"
+            ]
          },
          {
-            "id" : "Simon Proctor",
-            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Simon Proctor",
+            "name" : "Simon Proctor"
          },
          {
+            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Ulrich Rieke"
+            ]
          },
          {
             "id" : "Wanderdoc",
-            "name" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Wanderdoc"
          },
          {
-            "name" : "Yet Ebreo",
+            "id" : "Yet Ebreo",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Yet Ebreo"
+            "name" : "Yet Ebreo"
          }
       ]
    },
-   "tooltip" : {
-      "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/>",
-      "followPointer" : 1
-   },
-   "legend" : {
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+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
+   "series" : [
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+         "name" : "Perl Weekly Challenge - 053",
+         "data" : [
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+               "name" : "Andrezgz",
+               "y" : 2,
+               "drilldown" : "Andrezgz"
+            },
+            {
+               "name" : "Arne Sommer",
+               "y" : 3,
+               "drilldown" : "Arne Sommer"
+            },
+            {
+               "name" : "Athanasius",
+               "y" : 4,
+               "drilldown" : "Athanasius"
+            },
+            {
+               "name" : "Cheok-Yin Fung",
+               "y" : 1,
+               "drilldown" : "Cheok-Yin Fung"
+            },
+            {
+               "y" : 2,
+               "name" : "Dave Cross",
+               "drilldown" : "Dave Cross"
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "y" : 3,
+               "name" : "Dave Jacoby"
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "y" : 2,
+               "name" : "E. Choroba"
+            },
+            {
+               "drilldown" : "Javier Luque",
+               "name" : "Javier Luque",
+               "y" : 5
+            },
+            {
+               "drilldown" : "Lubos Kolouch",
+               "name" : "Lubos Kolouch",
+               "y" : 2
+            },
+            {
+               "y" : 4,
+               "name" : "Luca Ferrari",
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "y" : 2,
+               "name" : "Mark Anderson"
+            },
+            {
+               "drilldown" : "Markus Holzer",
+               "name" : "Markus Holzer",
+               "y" : 3
+            },
+            {
+               "name" : "Mohammad S Anwar",
+               "y" : 5,
+               "drilldown" : "Mohammad S Anwar"
+            },
+            {
+               "drilldown" : "Pete Houston",
+               "name" : "Pete Houston",
+               "y" : 1
+            },
+            {
+               "y" : 4,
+               "name" : "Roger Bell West",
+               "drilldown" : "Roger Bell West"
+            },
+            {
+               "drilldown" : "Saif Ahmed",
+               "name" : "Saif Ahmed",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "y" : 2,
+               "name" : "Simon Proctor"
+            },
+            {
+               "y" : 2,
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke"
+            },
+            {
+               "y" : 2,
+               "name" : "Wanderdoc",
+               "drilldown" : "Wanderdoc"
+            },
+            {
+               "name" : "Yet Ebreo",
+               "y" : 2,
+               "drilldown" : "Yet Ebreo"
+            }
+         ],
+         "colorByPoint" : 1
+      }
+   ],
    "plotOptions" : {
       "series" : {
+         "borderWidth" : 0,
          "dataLabels" : {
             "format" : "{point.y}",
             "enabled" : 1
-         },
-         "borderWidth" : 0
+         }
       }
+   },
+   "subtitle" : {
+      "text" : "[Champions: 20] Last updated at 2020-03-27 17:10:55 GMT"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 053"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 40582415fa..4b55910bab 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,41 +1,38 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
    "legend" : {
       "enabled" : "false"
    },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
+   "xAxis" : {
+      "type" : "category",
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      }
+   },
    "yAxis" : {
       "min" : 0,
       "title" : {
          "text" : null
       }
    },
-   "chart" : {
-      "type" : "column"
-   },
    "title" : {
       "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    },
    "series" : [
       {
-         "dataLabels" : {
-            "enabled" : "true",
-            "rotation" : -90,
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "color" : "#FFFFFF",
-            "y" : 10,
-            "align" : "right",
-            "format" : "{point.y:.0f}"
-         },
          "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               571
+               572
             ],
             [
                "Perl",
@@ -45,19 +42,22 @@
                "Raku",
                1369
             ]
-         ]
+         ],
+         "dataLabels" : {
+            "y" : 10,
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "enabled" : "true",
+            "align" : "right",
+            "format" : "{point.y:.0f}",
+            "color" : "#FFFFFF",
+            "rotation" : -90
+         }
       }
    ],
    "subtitle" : {
-      "text" : "Last updated at 2020-03-27 10:18:26 GMT"
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
-         }
-      }
+      "text" : "Last updated at 2020-03-27 17:10:55 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 955fcd8184..d5f2ff8e41 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,10 +1,312 @@
 {
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
+   },
+   "series" : [
+      {
+         "name" : "Perl Weekly Challenge Languages",
+         "data" : [
+            {
+               "drilldown" : "001",
+               "y" : 140,
+               "name" : "#001"
+            },
+            {
+               "y" : 109,
+               "name" : "#002",
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+            },
+            {
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+               "y" : 71,
+               "name" : "#003"
+            },
+            {
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+               "y" : 91,
+               "drilldown" : "004"
+            },
+            {
+               "name" : "#005",
+               "y" : 71,
+               "drilldown" : "005"
+            },
+            {
+               "name" : "#006",
+               "y" : 52,
+               "drilldown" : "006"
+            },
+            {
+               "y" : 58,
+               "name" : "#007",
+               "drilldown" : "007"
+            },
+            {
+               "drilldown" : "008",
+               "name" : "#008",
+               "y" : 70
+            },
+            {
+               "drilldown" : "009",
+               "y" : 68,
+               "name" : "#009"
+            },
+            {
+               "name" : "#010",
+               "y" : 60,
+               "drilldown" : "010"
+            },
+            {
+               "drilldown" : "011",
+               "name" : "#011",
+               "y" : 79
+            },
+            {
+               "drilldown" : "012",
+               "y" : 83,
+               "name" : "#012"
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+            {
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+               "name" : "#013",
+               "drilldown" : "013"
+            },
+            {
+               "y" : 96,
+               "name" : "#014",
+               "drilldown" : "014"
+            },
+            {
+               "y" : 93,
+               "name" : "#015",
+               "drilldown" : "015"
+            },
+            {
+               "drilldown" : "016",
+               "y" : 66,
+               "name" : "#016"
+            },
+            {
+               "drilldown" : "017",
+               "y" : 79,
+               "name" : "#017"
+            },
+            {
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+               "drilldown" : "018"
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+               "name" : "#019",
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+               "drilldown" : "020"
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+               "drilldown" : "021"
+            },
+            {
+               "y" : 63,
+               "name" : "#022",
+               "drilldown" : "022"
+            },
+            {
+               "drilldown" : "023",
+               "y" : 91,
+               "name" : "#023"
+            },
+            {
+               "drilldown" : "024",
+               "name" : "#024",
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+            },
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+               "y" : 55,
+               "drilldown" : "025"
+            },
+            {
+               "drilldown" : "026",
+               "name" : "#026",
+               "y" : 70
+            },
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+               "drilldown" : "027",
+               "name" : "#027",
+               "y" : 58
+            },
+            {
+               "y" : 78,
+               "name" : "#028",
+               "drilldown" : "028"
+            },
+            {
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+               "y" : 77,
+               "drilldown" : "029"
+            },
+            {
+               "drilldown" : "030",
+               "y" : 115,
+               "name" : "#030"
+            },
+            {
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+               "name" : "#031",
+               "drilldown" : "031"
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+            {
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+               "y" : 92,
+               "drilldown" : "032"
+            },
+            {
+               "name" : "#033",
+               "y" : 108,
+               "drilldown" : "033"
+            },
+            {
+               "y" : 62,
+               "name" : "#034",
+               "drilldown" : "034"
+            },
+            {
+               "name" : "#035",
+               "y" : 62,
+               "drilldown" : "035"
+            },
+            {
+               "y" : 63,
+               "name" : "#036",
+               "drilldown" : "036"
+            },
+            {
+               "drilldown" : "037",
+               "y" : 63,
+               "name" : "#037"
+            },
+            {
+               "drilldown" : "038",
+               "y" : 65,
+               "name" : "#038"
+            },
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+               "name" : "#039",
+               "y" : 60,
+               "drilldown" : "039"
+            },
+            {
+               "drilldown" : "040",
+               "y" : 66,
+               "name" : "#040"
+            },
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+               "name" : "#041",
+               "y" : 69,
+               "drilldown" : "041"
+            },
+            {
+               "drilldown" : "042",
+               "y" : 88,
+               "name" : "#042"
+            },
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+               "drilldown" : "043",
+               "y" : 65,
+               "name" : "#043"
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+               "drilldown" : "044"
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+            {
+               "y" : 94,
+               "name" : "#045",
+               "drilldown" : "045"
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+               "drilldown" : "046"
+            },
+            {
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+               "drilldown" : "047"
+            },
+            {
+               "drilldown" : "048",
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+               "name" : "#048"
+            },
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+            },
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+               "y" : 95,
+               "name" : "#050",
+               "drilldown" : "050"
+            },
+            {
+               "name" : "#051",
+               "y" : 86,
+               "drilldown" : "051"
+            },
+            {
+               "name" : "#052",
+               "y" : 82,
+               "drilldown" : "052"
+            },
+            {
+               "drilldown" : "053",
+               "name" : "#053",
+               "y" : 53
+            }
+         ],
+         "colorByPoint" : "true"
+      }
+   ],
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-03-27 17:10:55 GMT"
+   },
    "chart" : {
       "type" : "column"
    },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "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/>"
+   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -19,7 +321,6 @@
                   11
                ]
             ],
-            "name" : "001",
             "id" : "001"
          },
          {
@@ -41,6 +342,8 @@
             "name" : "002"
          },
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+            "name" : "003",
+            "id" : "003",
             "data" : [
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                   "Perl",
@@ -54,11 +357,11 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "003",
-            "id" : "003"
+            ]
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+            "name" : "004",
+            "id" : "004",
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                   "Perl",
@@ -72,12 +375,9 @@
                   "Blog",
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                ]
-            ],
-            "name" : "004",
-            "id" : "004"
+            ]
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             "data" : [
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@@ -92,10 +392,12 @@
                   "Blog",
                   12
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+            ],
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             "data" : [
                [
                   "Perl",
@@ -109,8 +411,7 @@
                   "Blog",
                   7
                ]
-            ],
-            "id" : "006"
+            ]
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@@ -131,6 +432,7 @@
             "name" : "007"
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@@ -145,11 +447,9 @@
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@@ -164,9 +464,11 @@
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+            "id" : "009",
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@@ -181,7 +483,6 @@
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@@ -203,6 +504,7 @@
             "id" : "011"
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@@ -217,11 +519,11 @@
                   "Blog",
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                   "Perl",
@@ -235,10 +537,10 @@
                   "Blog",
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@@ -253,11 +555,9 @@
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@@ -272,7 +572,8 @@
                   "Blog",
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+            ],
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@@ -289,12 +590,10 @@
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                   "Perl",
@@ -308,9 +607,13 @@
                   "Blog",
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@@ -324,11 +627,10 @@
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