- Added solutions by Javier Luque.

12 files changed, 1601 insertions, 1507 deletions

diff --git a/stats/pwc-challenge-067.json b/stats/pwc-challenge-067.json
new file mode 100644
index 0000000000..49aa859db8
--- /dev/null
+++ b/stats/pwc-challenge-067.json
@@ -0,0 +1,563 @@
+{
+   "plotOptions" : {
+      "series" : {
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+         "dataLabels" : {
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+            "format" : "{point.y}"
+         }
+      }
+   },
+   "subtitle" : {
+      "text" : "[Champions: 29] Last updated at 2020-07-06 10:54:22 GMT"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 067"
+   },
+   "tooltip" : {
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : 1,
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>"
+   },
+   "series" : [
+      {
+         "name" : "Perl Weekly Challenge - 067",
+         "data" : [
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+               "drilldown" : "Andrew Shitov",
+               "name" : "Andrew Shitov",
+               "y" : 3
+            },
+            {
+               "drilldown" : "Arne Sommer",
+               "name" : "Arne Sommer",
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+            },
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+               "drilldown" : "Athanasius",
+               "name" : "Athanasius"
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+               "drilldown" : "Chenyf",
+               "name" : "Chenyf"
+            },
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+               "drilldown" : "Cheok-Yin Fung",
+               "name" : "Cheok-Yin Fung"
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+               "drilldown" : "Colin Crain",
+               "name" : "Colin Crain",
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+            },
+            {
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+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
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+               "y" : 3,
+               "name" : "Donald Hunter",
+               "drilldown" : "Donald Hunter"
+            },
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+               "name" : "Duncan C. White",
+               "y" : 2
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "y" : 5,
+               "name" : "Jaldhar H. Vyas",
+               "drilldown" : "Jaldhar H. Vyas"
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Javier Luque",
+               "name" : "Javier Luque"
+            },
+            {
+               "name" : "Jorg Sommrey",
+               "drilldown" : "Jorg Sommrey",
+               "y" : 2
+            },
+            {
+               "y" : 5,
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld"
+            },
+            {
+               "name" : "Leo Manfredi",
+               "drilldown" : "Leo Manfredi",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Luca Ferrari",
+               "name" : "Luca Ferrari",
+               "y" : 4
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson"
+            },
+            {
+               "y" : 7,
+               "drilldown" : "Mohammad S Anwar",
+               "name" : "Mohammad S Anwar"
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "name" : "Niels van Dijke",
+               "y" : 2
+            },
+            {
+               "name" : "Noud Aldenhoven",
+               "drilldown" : "Noud Aldenhoven",
+               "y" : 2
+            },
+            {
+               "y" : 1,
+               "name" : "Richard Park",
+               "drilldown" : "Richard Park"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "name" : "Roger Bell_West",
+               "y" : 3
+            },
+            {
+               "y" : 3,
+               "name" : "Shahed Nooshmand",
+               "drilldown" : "Shahed Nooshmand"
+            },
+            {
+               "drilldown" : "Simon Miner",
+               "name" : "Simon Miner",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor"
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke",
+               "y" : 3
+            },
+            {
+               "y" : 2,
+               "name" : "Walt Mankowski",
+               "drilldown" : "Walt Mankowski"
+            },
+            {
+               "drilldown" : "Wanderdoc",
+               "name" : "Wanderdoc",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Yet Ebreo",
+               "name" : "Yet Ebreo"
+            }
+         ],
+         "colorByPoint" : 1
+      }
+   ],
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "drilldown" : {
+      "series" : [
+         {
+            "id" : "Andrew Shitov",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Andrew Shitov"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Arne Sommer",
+            "id" : "Arne Sommer"
+         },
+         {
+            "id" : "Athanasius",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "name" : "Athanasius"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "name" : "Chenyf",
+            "id" : "Chenyf"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Cheok-Yin Fung",
+            "name" : "Cheok-Yin Fung"
+         },
+         {
+            "id" : "Colin Crain",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Colin Crain"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
+         },
+         {
+            "id" : "Donald Hunter",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Donald Hunter"
+         },
+         {
+            "id" : "Duncan C. White",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Duncan C. White"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "E. Choroba",
+            "name" : "E. Choroba"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Jaldhar H. Vyas",
+            "id" : "Jaldhar H. Vyas"
+         },
+         {
+            "id" : "Javier Luque",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Javier Luque"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Jorg Sommrey",
+            "id" : "Jorg Sommrey"
+         },
+         {
+            "id" : "Laurent Rosenfeld",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Laurent Rosenfeld"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
+            ],
+            "id" : "Leo Manfredi",
+            "name" : "Leo Manfredi"
+         },
+         {
+            "id" : "Luca Ferrari",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "name" : "Luca Ferrari"
+         },
+         {
+            "id" : "Mark Anderson",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "name" : "Mark Anderson"
+         },
+         {
+            "id" : "Mohammad S Anwar",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  3
+               ]
+            ],
+            "name" : "Mohammad S Anwar"
+         },
+         {
+            "id" : "Niels van Dijke",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Niels van Dijke"
+         },
+         {
+            "id" : "Noud Aldenhoven",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "name" : "Noud Aldenhoven"
+         },
+         {
+            "data" : [
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Richard Park",
+            "name" : "Richard Park"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West"
+         },
+         {
+            "id" : "Shahed Nooshmand",
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ],
+            "name" : "Shahed Nooshmand"
+         },
+         {
+            "name" : "Simon Miner",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Simon Miner"
+         },
+         {
+            "data" : [
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Simon Proctor",
+            "name" : "Simon Proctor"
+         },
+         {
+            "name" : "Ulrich Rieke",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "id" : "Ulrich Rieke"
+         },
+         {
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Walt Mankowski",
+            "name" : "Walt Mankowski"
+         },
+         {
+            "id" : "Wanderdoc",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Wanderdoc"
+         },
+         {
+            "id" : "Yet Ebreo",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "name" : "Yet Ebreo"
+         }
+      ]
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "legend" : {
+      "enabled" : 0
+   }
+}
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index cf80cf10a3..48f060e550 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,172 +1,18 @@
 {
    "subtitle" : {
-      "text" : "[Champions: 29] Last updated at 2020-07-06 02:17:08 GMT"
-   },
-   "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/>"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 067"
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "chart" : {
-      "type" : "column"
+      "text" : "[Champions: 1] Last updated at 2020-07-06 10:55:22 GMT"
    },
    "series" : [
       {
+         "name" : "Perl Weekly Challenge - 068",
          "colorByPoint" : 1,
          "data" : [
             {
-               "drilldown" : "Andrew Shitov",
-               "y" : 3,
-               "name" : "Andrew Shitov"
-            },
-            {
-               "drilldown" : "Arne Sommer",
-               "name" : "Arne Sommer",
-               "y" : 5
-            },
-            {
-               "name" : "Athanasius",
-               "y" : 4,
-               "drilldown" : "Athanasius"
-            },
-            {
-               "y" : 2,
-               "name" : "Chenyf",
-               "drilldown" : "Chenyf"
-            },
-            {
-               "drilldown" : "Cheok-Yin Fung",
-               "y" : 3,
-               "name" : "Cheok-Yin Fung"
-            },
-            {
-               "name" : "Colin Crain",
-               "y" : 5,
-               "drilldown" : "Colin Crain"
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "y" : 2,
-               "name" : "Dave Jacoby"
-            },
-            {
-               "drilldown" : "Donald Hunter",
-               "y" : 3,
-               "name" : "Donald Hunter"
-            },
-            {
-               "drilldown" : "Duncan C. White",
-               "y" : 2,
-               "name" : "Duncan C. White"
-            },
-            {
-               "y" : 2,
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba"
-            },
-            {
-               "y" : 5,
-               "name" : "Jaldhar H. Vyas",
-               "drilldown" : "Jaldhar H. Vyas"
-            },
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                "y" : 5,
                "name" : "Javier Luque",
                "drilldown" : "Javier Luque"
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-               "name" : "Jorg Sommrey",
-               "drilldown" : "Jorg Sommrey"
-            },
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-               "name" : "Laurent Rosenfeld",
-               "drilldown" : "Laurent Rosenfeld"
-            },
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-               "drilldown" : "Leo Manfredi"
-            },
-            {
-               "name" : "Luca Ferrari",
-               "y" : 4,
-               "drilldown" : "Luca Ferrari"
-            },
-            {
-               "name" : "Mark Anderson",
-               "y" : 2,
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "y" : 7,
-               "name" : "Mohammad S Anwar",
-               "drilldown" : "Mohammad S Anwar"
-            },
-            {
-               "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke",
-               "y" : 2
-            },
-            {
-               "name" : "Noud Aldenhoven",
-               "y" : 2,
-               "drilldown" : "Noud Aldenhoven"
-            },
-            {
-               "drilldown" : "Richard Park",
-               "name" : "Richard Park",
-               "y" : 1
-            },
-            {
-               "y" : 3,
-               "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West"
-            },
-            {
-               "drilldown" : "Shahed Nooshmand",
-               "y" : 3,
-               "name" : "Shahed Nooshmand"
-            },
-            {
-               "drilldown" : "Simon Miner",
-               "y" : 2,
-               "name" : "Simon Miner"
-            },
-            {
-               "y" : 2,
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor"
-            },
-            {
-               "name" : "Ulrich Rieke",
-               "y" : 3,
-               "drilldown" : "Ulrich Rieke"
-            },
-            {
-               "drilldown" : "Walt Mankowski",
-               "y" : 2,
-               "name" : "Walt Mankowski"
-            },
-            {
-               "y" : 2,
-               "name" : "Wanderdoc",
-               "drilldown" : "Wanderdoc"
-            },
-            {
-               "y" : 2,
-               "name" : "Yet Ebreo",
-               "drilldown" : "Yet Ebreo"
             }
-         ],
-         "name" : "Perl Weekly Challenge - 067"
+         ]
       }
    ],
    "yAxis" : {
@@ -177,21 +23,6 @@
    "drilldown" : {
       "series" : [
          {
-            "name" : "Andrew Shitov",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "id" : "Andrew Shitov"
-         },
-         {
-            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -206,348 +37,28 @@
                   1
                ]
             ],
-            "id" : "Arne Sommer"
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
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-               [
-                  "Raku",
-                  2
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-            "name" : "Athanasius",
-            "id" : "Athanasius"
-         },
-         {
-            "id" : "Chenyf",
-            "data" : [
-               [
-                  "Raku",
-                  2
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-            "name" : "Chenyf"
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-         {
-            "id" : "Cheok-Yin Fung",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
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-            "name" : "Cheok-Yin Fung"
-         },
-         {
-            "id" : "Colin Crain",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
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-            ],
-            "name" : "Colin Crain"
-         },
-         {
-            "name" : "Dave Jacoby",
-            "data" : [
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-                  "Perl",
-                  2
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-            "id" : "Dave Jacoby"
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-         {
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
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-            "name" : "Donald Hunter",
-            "id" : "Donald Hunter"
-         },
-         {
-            "id" : "Duncan C. White",
-            "name" : "Duncan C. White",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
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-         },
-         {
-            "data" : [
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-                  "Perl",
-                  2
-               ]
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-            "name" : "E. Choroba",
-            "id" : "E. Choroba"
-         },
-         {
-            "id" : "Jaldhar H. Vyas",
-            "name" : "Jaldhar H. Vyas",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
             "id" : "Javier Luque",
-            "name" : "Javier Luque",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "name" : "Jorg Sommrey",
-            "id" : "Jorg Sommrey"
-         },
-         {
-            "id" : "Laurent Rosenfeld",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Laurent Rosenfeld"
-         },
-         {
-            "name" : "Leo Manfredi",
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ]
-            ],
-            "id" : "Leo Manfredi"
-         },
-         {
-            "id" : "Luca Ferrari",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  2
-               ]
-            ],
-            "name" : "Luca Ferrari"
-         },
-         {
-            "name" : "Mark Anderson",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "id" : "Mark Anderson"
-         },
-         {
-            "name" : "Mohammad S Anwar",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  3
-               ]
-            ],
-            "id" : "Mohammad S Anwar"
-         },
-         {
-            "id" : "Niels van Dijke",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "name" : "Niels van Dijke"
-         },
-         {
-            "id" : "Noud Aldenhoven",
-            "name" : "Noud Aldenhoven",
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ]
-         },
-         {
-            "data" : [
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Richard Park",
-            "id" : "Richard Park"
-         },
-         {
-            "name" : "Roger Bell_West",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "id" : "Roger Bell_West"
-         },
-         {
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ],
-               [
-                  "Blog",
-                  1
-               ]
-            ],
-            "name" : "Shahed Nooshmand",
-            "id" : "Shahed Nooshmand"
-         },
-         {
-            "id" : "Simon Miner",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "name" : "Simon Miner"
-         },
-         {
-            "data" : [
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "name" : "Simon Proctor",
-            "id" : "Simon Proctor"
-         },
-         {
-            "id" : "Ulrich Rieke",
-            "data" : [
-               [
-                  "Perl",
-                  1
-               ],
-               [
-                  "Raku",
-                  2
-               ]
-            ],
-            "name" : "Ulrich Rieke"
-         },
-         {
-            "name" : "Walt Mankowski",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "id" : "Walt Mankowski"
-         },
-         {
-            "name" : "Wanderdoc",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "id" : "Wanderdoc"
-         },
-         {
-            "id" : "Yet Ebreo",
-            "data" : [
-               [
-                  "Perl",
-                  2
-               ]
-            ],
-            "name" : "Yet Ebreo"
+            "name" : "Javier Luque"
          }
       ]
    },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 068"
+   },
+   "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/>"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "legend" : {
+      "enabled" : 0
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
@@ -556,8 +67,5 @@
             "enabled" : 1
          }
       }
-   },
-   "legend" : {
-      "enabled" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 5ae3944090..5f36f03845 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "chart" : {
-      "type" : "column"
+   "legend" : {
+