- Added solutions by Flavio Poletti.

13 files changed, 1332 insertions, 1313 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 95e44cc6f9..369f463295 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -2,81 +2,36 @@
    "xAxis" : {
       "type" : "category"
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "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
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 110"
-   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
+            "format" : "{point.y}",
+            "enabled" : 1
          }
       }
    },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge - 110",
-         "data" : [
-            {
-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari",
-               "y" : 4
-            },
-            {
-               "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Mohammad S Anwar",
-               "name" : "Mohammad S Anwar"
-            },
-            {
-               "y" : 2,
-               "name" : "Niels van Dijke",
-               "drilldown" : "Niels van Dijke"
-            },
-            {
-               "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West",
-               "y" : 4
-            },
-            {
-               "name" : "Stuart Little",
-               "drilldown" : "Stuart Little",
-               "y" : 4
-            },
-            {
-               "drilldown" : "Ulrich Rieke",
-               "name" : "Ulrich Rieke",
-               "y" : 4
-            }
-         ],
-         "colorByPoint" : 1
-      }
-   ],
-   "subtitle" : {
-      "text" : "[Champions: 7] Last updated at 2021-04-26 18:31:14 GMT"
+   "chart" : {
+      "type" : "column"
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    "drilldown" : {
       "series" : [
          {
-            "id" : "Luca Ferrari",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "id" : "Flavio Poletti",
+            "name" : "Flavio Poletti"
+         },
+         {
+            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -87,41 +42,41 @@
                   2
                ]
             ],
-            "name" : "Luca Ferrari"
+            "id" : "Luca Ferrari"
          },
          {
             "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson"
+            ]
          },
          {
-            "name" : "Mohammad S Anwar",
+            "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Mohammad S Anwar"
+            "name" : "Mohammad S Anwar"
          },
          {
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Niels van Dijke",
-            "id" : "Niels van Dijke"
+            ]
          },
          {
-            "id" : "Roger Bell_West",
             "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -134,7 +89,7 @@
             ]
          },
          {
-            "id" : "Stuart Little",
+            "name" : "Stuart Little",
             "data" : [
                [
                   "Perl",
@@ -145,11 +100,10 @@
                   2
                ]
             ],
-            "name" : "Stuart Little"
+            "id" : "Stuart Little"
          },
          {
             "id" : "Ulrich Rieke",
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
@@ -159,11 +113,76 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Ulrich Rieke"
          }
       ]
    },
    "legend" : {
       "enabled" : 0
-   }
+   },
+   "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/>"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 110"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "subtitle" : {
+      "text" : "[Champions: 8] Last updated at 2021-04-27 10:36:30 GMT"
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti",
+               "y" : 4
+            },
+            {
+               "y" : 4,
+               "name" : "Luca Ferrari",
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "y" : 2,
+               "name" : "Mark Anderson",
+               "drilldown" : "Mark Anderson"
+            },
+            {
+               "drilldown" : "Mohammad S Anwar",
+               "y" : 2,
+               "name" : "Mohammad S Anwar"
+            },
+            {
+               "y" : 2,
+               "name" : "Niels van Dijke",
+               "drilldown" : "Niels van Dijke"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "y" : 4,
+               "name" : "Roger Bell_West"
+            },
+            {
+               "y" : 4,
+               "name" : "Stuart Little",
+               "drilldown" : "Stuart Little"
+            },
+            {
+               "drilldown" : "Ulrich Rieke",
+               "name" : "Ulrich Rieke",
+               "y" : 4
+            }
+         ],
+         "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 110"
+      }
+   ]
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 8b83842cf9..d0df52c896 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,63 +1,63 @@
 {
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2021-04-26 18:31:14 GMT"
-   },
    "series" : [
       {
          "dataLabels" : {
-            "align" : "right",
             "format" : "{point.y:.0f}",
-            "enabled" : "true",
             "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
             },
             "color" : "#FFFFFF",
+            "y" : 10,
+            "enabled" : "true",
             "rotation" : -90,
-            "y" : 10
+            "align" : "right"
          },
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               1504
+               1506
             ],
             [
                "Perl",
-               5168
+               5170
             ],
             [
                "Raku",
                3290
             ]
-         ]
+         ],
+         "name" : "Contributions"
       }
    ],
+   "subtitle" : {
+      "text" : "Last updated at 2021-04-27 10:36:30 GMT"
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
    "legend" : {
       "enabled" : "false"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      },
+      "type" : "category"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index e8afeb1d8f..e99d222f09 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,4 +1,27 @@
 {
+   "tooltip" : {
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "followPointer" : "true",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
    "drilldown" : {
       "series" : [
          {
@@ -20,6 +43,7 @@
             "id" : "001"
          },
          {
+            "name" : "002",
             "data" : [
                [
                   "Perl",
@@ -34,12 +58,10 @@
                   10
                ]
             ],
-            "name" : "002",
             "id" : "002"
          },
          {
             "id" : "003",
-            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -53,10 +75,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "003"
          },
          {
-            "id" : "004",
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -71,9 +94,10 @@
                   10
                ]
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-            "name" : "004"
+            "id" : "004"
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+            "name" : "005",
             "id" : "005",
             "data" : [
                [
@@ -88,8 +112,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005"
+            ]
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          {
             "id" : "006",
@@ -110,8 +133,8 @@
             "name" : "006"
          },
          {
-            "id" : "007",
             "name" : "007",
+            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -128,8 +151,6 @@
             ]
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-            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -143,9 +164,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "008",
+            "name" : "008"
          },
          {
+            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -160,7 +184,6 @@
                   13
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-            "name" : "009",
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          {
@@ -178,12 +201,11 @@
                   11
                ]
             ],
-            "name" : "010",
-            "id" : "010"
+            "id" : "010",
+            "name" : "010"
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-            "name" : "011",
             "data" : [
                [
                   "Perl",
@@ -197,9 +219,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "011"
          },
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+            "name" : "012",
             "id" : "012",
             "data" : [
                [
@@ -214,10 +238,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "012"
+            ]
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+            "name" : "013",
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             "data" : [
                [
@@ -232,8 +256,7 @@
                   "Blog",
                   13
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-            "name" : "013"
+            ]
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@@ -254,7 +277,6 @@
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-            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -269,10 +291,10 @@
                   15
                ]
             ],
-            "id" : "015"
+            "id" : "015",
+            "name" : "015"
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-            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -287,10 +309,11 @@
                   12
                ]
             ],
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+            "id" : "016",
+            "name" : "016"
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+            "id" : "017",
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                   "Perl",
@@ -305,11 +328,11 @@
                   12
                ]
             ],
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+            "name" : "017"
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+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -326,6 +349,7 @@
             ]
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+            "name" : "019",
             "id" : "019",
             "data" : [
                [
@@ -340,8 +364,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "019"
+            ]
          },
          {
             "name" : "020",
@@ -362,6 +385,7 @@
             "id" : "020"
          },
          {
+            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -376,11 +400,9 @@
                   10
                ]
             ],
-            "name" : "021",
-            "id" : "021"
+            "name" : "021"
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             "data" : [
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@@ -395,9 +417,11 @@
                   "Blog",
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+            ],
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@@ -412,12 +436,11 @@
                   "Blog",
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@@ -448,8 +471,8 @@
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@@ -466,12 +489,11 @@
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                ]
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-            "id" : "026"
+            "id" : "026",
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             "data" : [
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                   "Perl",
@@ -485,9 +507,11 @@
                   "Blog",
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+            ],
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+            "id" : "028",
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                [
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@@ -502,8 +526,7 @@
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                ]
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-            "name" : "028",
-            "id" : "028"
+            "name" : "028"
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@@ -538,10 +561,12 @@
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                ]
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-            "id" : "030"
+            "id" : "030",
+            "name" : "030"
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+            "id" : "031",
             "data" : [
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                   "Perl",
@@ -555,9 +580,7 @@
                   "Blog",
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+            ]
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@@ -578,6 +601,8 @@
             "name" : "032"
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+            "id" : "033",
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                   "Perl",
@@ -591,11 +616,10 @@
                   "Blog",
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-            "id" : "033"
+            ]
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             "data" : [
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@@ -610,10 +634,11 @@
                   "Blog",
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+            ]
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+            "name" : "035",
+            "id" : "035",
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                   "Perl",
@@ -627,9 +652,7 @@
                   "Blog",
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@@ -646,10 +669,11 @@
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+            "id" : "036",
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@@ -664,10 +688,10 @@
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@@ -682,11 +706,9 @@
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@@ -701,10 +723,12 @@
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+            "name" : "039"
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@@ -718,11 +742,9 @@
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@@ -737,10 +759,11 @@
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@@ -755,9 +778,11 @@
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+            "name" : "042"
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@@ -771,9 +796,7 @@
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@@ -794,6 +817,7 @@
             "name" : "044"
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@@ -808,11 +832,9 @@
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@@ -827,7 +849,8 @@
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@@ -848,7 +871,7 @@
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             "data" : [
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                   "Perl",
@@ -863,10 +886,9 @@
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                ]
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+            "name" : "048"
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                [
                   "Perl",
@@ -881,10 +903,12 @@
                   12
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@@ -898,10 +922,11 @@
                   "Blog",
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+            ]
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+            "id" : "051",
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                   "Perl",
@@ -915,12 +940,10 @@
                   "Blog",
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-            "id" : "051"
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             "data" : [
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                   "Perl",
@@ -935,9 +958,10 @@
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                ]
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@@ -952,12 +976,11 @@
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+            "id" : "054",
             "data" : [
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                   "Perl",
@@ -974,7 +997,7 @@
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@@ -989,10 +1012,9 @@
                   14
                ]
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             "name" : "056",
             "data" : [
                [
@@ -1007,7 +1029,8 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
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             "id" : "057",
@@ -1046,6 +1069,7 @@
             "name" : "058"
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             "data" : [
                [
@@ -1060,11 +1084,9 @@
                   "Blog",
                   16
                ]
-            ],
-            "name" : "059"
+            ]
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                [
                   "Perl",
@@ -1079,11 +1101,11 @@
                   16
                ]
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+            "id" : "060",
             "name" : "060"
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                   "Perl",
@@ -1097,10 +1119,10 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
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                [
                   "Perl",
@@ -1115,10 +1137,11 @@
                   11
                ]
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-            "id" : "062"
+            "id" : "062",
+            "name" : "062"
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+            "id" : "063",
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                   "Perl",
@@ -1133,11 +1156,9 @@
                   13
                ]
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-            "id" : "063"
+            "name" : "063"
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-            "name" : "064",
             "data" : [
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                   "Perl",
@@ -1151,7 +1172,9 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
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+            "name" : "064"
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             "name" : "065",
@@ -1186,11 +1209,11 @@
                   14
                ]
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-            "id" : "066"
+            "id" : "066",
+            "name" : "066"
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                   "Perl",
@@ -1205,7 +1228,7 @@
                   18
                ]
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-            "name" : "067"
+            "id" : "067"
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@@ -1245,7 +1268,6 @@
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             "data" : [
                [
                   "Perl",
@@ -1259,9 +1281,11 @@
                   "Blog",
                   17
                ]
-            ]
+            ],
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                   "Perl",
@@ -1276,10 +1300,10 @@
                   15
                ]
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-            "name" : "071",
-            "id" : "071"
+            "name" : "071"
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             "data" : [
                [