- Added solutions by Flavio Poletti.

13 files changed, 1220 insertions, 1197 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 6299662740..9e33f776aa 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,21 +1,114 @@
 {
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
+   },
+   "series" : [
+      {
+         "data" : [
+            {
+               "drilldown" : "Cheok-Yin Fung",
+               "y" : 1,
+               "name" : "Cheok-Yin Fung"
+            },
+            {
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby",
+               "y" : 3
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti",
+               "y" : 6
+            },
+            {
+               "drilldown" : "James Smith",
+               "name" : "James Smith",
+               "y" : 3
+            },
+            {
+               "name" : "Luca Ferrari",
+               "y" : 4,
+               "drilldown" : "Luca Ferrari"
+            },
+            {
+               "name" : "Mark Anderson",
+               "y" : 2,
+               "drilldown" : "Mark Anderson"
+            },
+            {
+               "drilldown" : "Niels van Dijke",
+               "y" : 2,
+               "name" : "Niels van Dijke"
+            },
+            {
+               "drilldown" : "Roger Bell_West",
+               "name" : "Roger Bell_West",
+               "y" : 4
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor",
+               "y" : 1
+            },
+            {
+               "drilldown" : "Stuart Little",
+               "y" : 4,
+               "name" : "Stuart Little"
+            },
+            {
+               "drilldown" : "Ulrich Rieke",
+               "y" : 2,
+               "name" : "Ulrich Rieke"
+            },
+            {
+               "y" : 3,
+               "name" : "W. Luis Mochan",
+               "drilldown" : "W. Luis Mochan"
+            }
+         ],
+         "name" : "The Weekly Challenge - 121",
+         "colorByPoint" : 1
+      }
+   ],
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "xAxis" : {
       "type" : "category"
    },
+   "chart" : {
+      "type" : "column"
+   },
    "title" : {
       "text" : "The Weekly Challenge - 121"
    },
+   "subtitle" : {
+      "text" : "[Champions: 13] Last updated at 2021-07-14 18:15:47 GMT"
+   },
    "drilldown" : {
       "series" : [
          {
             "id" : "Cheok-Yin Fung",
-            "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ]
+            ],
+            "name" : "Cheok-Yin Fung"
          },
          {
             "data" : [
@@ -42,7 +135,25 @@
             "id" : "E. Choroba"
          },
          {
-            "id" : "James Smith",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  2
+               ]
+            ],
+            "name" : "Flavio Poletti",
+            "id" : "Flavio Poletti"
+         },
+         {
+            "name" : "James Smith",
             "data" : [
                [
                   "Perl",
@@ -53,11 +164,10 @@
                   1
                ]
             ],
-            "name" : "James Smith"
+            "id" : "James Smith"
          },
          {
             "id" : "Luca Ferrari",
-            "name" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -67,17 +177,18 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Luca Ferrari"
          },
          {
-            "id" : "Mark Anderson",
+            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Mark Anderson"
+            "id" : "Mark Anderson"
          },
          {
             "id" : "Niels van Dijke",
@@ -90,7 +201,6 @@
             ]
          },
          {
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -105,21 +215,20 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West"
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West"
          },
          {
             "id" : "Simon Proctor",
+            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ],
-            "name" : "Simon Proctor"
+            ]
          },
          {
-            "id" : "Stuart Little",
-            "name" : "Stuart Little",
             "data" : [
                [
                   "Perl",
@@ -129,17 +238,19 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Stuart Little",
+            "id" : "Stuart Little"
          },
          {
+            "id" : "Ulrich Rieke",
             "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Ulrich Rieke"
+            ]
          },
          {
             "id" : "W. Luis Mochan",
@@ -157,100 +268,12 @@
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 12] Last updated at 2021-07-14 16:50:29 GMT"
-   },
-   "series" : [
-      {
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 121",
-         "data" : [
-            {
-               "y" : 1,
-               "name" : "Cheok-Yin Fung",
-               "drilldown" : "Cheok-Yin Fung"
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby",
-               "y" : 3
-            },
-            {
-               "y" : 2,
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba"
-            },
-            {
-               "name" : "James Smith",
-               "drilldown" : "James Smith",
-               "y" : 3
-            },
-            {
-               "y" : 4,
-               "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari"
-            },
-            {
-               "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson",
-               "y" : 2
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Niels van Dijke",
-               "name" : "Niels van Dijke"
-            },
-            {
-               "y" : 4,
-               "name" : "Roger Bell_West",
-               "drilldown" : "Roger Bell_West"
-            },
-            {
-               "name" : "Simon Proctor",
-               "drilldown" : "Simon Proctor",
-               "y" : 1
-            },
-            {
-               "y" : 4,
-               "drilldown" : "Stuart Little",
-               "name" : "Stuart Little"
-            },
-            {
-               "y" : 2,
-               "name" : "Ulrich Rieke",
-               "drilldown" : "Ulrich Rieke"
-            },
-            {
-               "y" : 3,
-               "name" : "W. Luis Mochan",
-               "drilldown" : "W. Luis Mochan"
-            }
-         ]
-      }
-   ],
-   "chart" : {
-      "type" : "column"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
    "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,
-      "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/>"
    },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
+   "legend" : {
+      "enabled" : 0
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 74edb47e3b..2ed0b510ac 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,6 +1,12 @@
 {
    "subtitle" : {
-      "text" : "Last updated at 2021-07-14 16:50:29 GMT"
+      "text" : "Last updated at 2021-07-14 18:15:47 GMT"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "legend" : {
+      "enabled" : "false"
    },
    "title" : {
       "text" : "The Weekly Challenge Contributions [2019 - 2021]"
@@ -8,8 +14,8 @@
    "xAxis" : {
       "labels" : {
          "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
          }
       },
       "type" : "category"
@@ -17,6 +23,12 @@
    "chart" : {
       "type" : "column"
    },
+   "yAxis" : {
+      "title" : {
+         "text" : null
+      },
+      "min" : 0
+   },
    "series" : [
       {
          "dataLabels" : {
@@ -24,40 +36,28 @@
                "fontSize" : "13px",
                "fontFamily" : "Verdana, sans-serif"
             },
-            "align" : "right",
-            "enabled" : "true",
-            "color" : "#FFFFFF",
             "format" : "{point.y:.0f}",
+            "y" : 10,
+            "color" : "#FFFFFF",
+            "align" : "right",
             "rotation" : -90,
-            "y" : 10
+            "enabled" : "true"
          },
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               1724
+               1726
             ],
             [
                "Perl",
-               5765
+               5767
             ],
             [
                "Raku",
-               3610
+               3612
             ]
-         ]
+         ],
+         "name" : "Contributions"
       }
-   ],
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "legend" : {
-      "enabled" : "false"
-   }
+   ]
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 8c0bd6cf8c..56b85ca834 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,6 +1,12 @@
 {
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
    "series" : [
       {
+         "colorByPoint" : "true",
          "data" : [
             {
                "y" : 161,
@@ -9,13 +15,13 @@
             },
             {
                "drilldown" : "002",
-               "name" : "#002",
-               "y" : 125
+               "y" : 125,
+               "name" : "#002"
             },
             {
+               "name" : "#003",
                "y" : 81,
-               "drilldown" : "003",
-               "name" : "#003"
+               "drilldown" : "003"
             },
             {
                "y" : 99,
@@ -23,24 +29,24 @@
                "drilldown" : "004"
             },
             {
-               "name" : "#005",
                "drilldown" : "005",
-               "y" : 78
+               "y" : 78,
+               "name" : "#005"
             },
             {
-               "drilldown" : "006",
+               "y" : 58,
                "name" : "#006",
-               "y" : 58
+               "drilldown" : "006"
             },
             {
-               "drilldown" : "007",
                "name" : "#007",
-               "y" : 64
+               "y" : 64,
+               "drilldown" : "007"
             },
             {
-               "drilldown" : "008",
+               "y" : 78,
                "name" : "#008",
-               "y" : 78
+               "drilldown" : "008"
             },
             {
                "y" : 76,
@@ -48,63 +54,63 @@
                "drilldown" : "009"
             },
             {
-               "y" : 65,
                "drilldown" : "010",
+               "y" : 65,
                "name" : "#010"
             },
             {
-               "y" : 85,
                "name" : "#011",
+               "y" : 85,
                "drilldown" : "011"
             },
             {
                "y" : 89,
-               "drilldown" : "012",
-               "name" : "#012"
+               "name" : "#012",
+               "drilldown" : "012"
             },
             {
-               "y" : 85,
+               "drilldown" : "013",
                "name" : "#013",
-               "drilldown" : "013"
+               "y" : 85
             },
             {
                "y" : 101,
-               "drilldown" : "014",
-               "name" : "#014"
+               "name" : "#014",
+               "drilldown" : "014"
             },
             {
-               "name" : "#015",
                "drilldown" : "015",
+               "name" : "#015",
                "y" : 99
             },
             {
-               "y" : 71,
                "name" : "#016",
+               "y" : 71,
                "drilldown" : "016"
             },
             {
-               "name" : "#017",
                "drilldown" : "017",
+               "name" : "#017",
                "y" : 84
             },
             {
-               "y" : 81,
+               "drilldown" : "018",
                "name" : "#018",
-               "drilldown" : "018"
+               "y" : 81
             },
             {
-               "name" : "#019",
                "drilldown" : "019",
+               "name" : "#019",
                "y" : 103
             },
             {
-               "name" : "#020",
                "drilldown" : "020",
-               "y" : 101
+               "y" : 101,
+               "name" : "#020"
             },
             {
-               "name" : "#021",
                "drilldown" : "021",
+               "name" : "#021",
                "y" : 72
             },
             {
@@ -113,9 +119,9 @@
                "y" : 68
             },
             {
-               "y" : 97,
+               "drilldown" : "023",
                "name" : "#023",
-               "drilldown" : "023"
+               "y" : 97
             },
             {
                "drilldown" : "024",
@@ -123,79 +129,79 @@
                "y" : 74
             },
             {
-               "y" : 59,
+               "drilldown" : "025",
                "name" : "#025",
-               "drilldown" : "025"
+               "y" : 59
             },
             {
-               "y" : 74,
                "drilldown" : "026",
-               "name" : "#026"
+               "name" : "#026",
+               "y" : 74
             },
             {
-               "drilldown" : "027",
                "name" : "#027",
-               "y" : 60
+               "y" : 60,
+               "drilldown" : "027"
             },
             {
+               "drilldown" : "028",
                "y" : 80,
-               "name" : "#028",
-               "drilldown" : "028"
+               "name" : "#028"
             },
             {
+               "name" : "#029",
                "y" : 79,
-               "drilldown" : "029",
-               "name" : "#029"
+               "drilldown" : "029"
             },
             {
                "y" : 117,
-               "drilldown" : "030",
-               "name" : "#030"
+               "name" : "#030",
+               "drilldown" : "030"
             },
             {
+               "name" : "#031",
                "y" : 89,
-               "drilldown" : "031",
-               "name" : "#031"
+               "drilldown" : "031"
             },
             {
-               "name" : "#032",
                "drilldown" : "032",
-               "y" : 94
+               "y" : 94,
+               "name" : "#032"
             },
             {
                "name" : "#033",
-               "drilldown" : "033",
-               "y" : 110
+               "y" : 110,
+               "drilldown" : "033"
             },
             {
-               "y" : 64,
                "name" : "#034",
+               "y" : 64,
                "drilldown" : "034"
             },
             {
-               "y" : 64,
                "name" : "#035",
+               "y" : 64,
                "drilldown" : "035"
             },
             {
-               "y" : 68,
                "drilldown" : "036",
+               "y" : 68,
                "name" : "#036"
             },
             {
-               "name" : "#037",
                "drilldown" : "037",
-               "y" : 67
+               "y" : 67,
+               "name" : "#037"
             },
             {
                "drilldown" : "038",
-               "name" : "#038",
-               "y" : 68
+               "y" : 68,
+               "name" : "#038"
             },
             {
                "name" : "#039",
-               "drilldown" : "039",
-               "y" : 62
+               "y" : 62,
+               "drilldown" : "039"
             },
             {
                "drilldown" : "040",
@@ -203,9 +209,9 @@
                "y" : 73
             },
             {
+               "name" : "#041",
                "y" : 76,
-               "drilldown" : "041",
-               "name" : "#041"
+               "drilldown" : "041"
             },
             {
                "y" : 92,
@@ -213,19 +219,19 @@
                "drilldown" : "042"
             },
             {
+               "drilldown" : "043",
                "y" : 68,
-               "name" : "#043",
-               "drilldown" : "043"
+               "name" : "#043"
             },
             {
                "name" : "#044",
-               "drilldown" : "044",
-               "y" : 85
+               "y" : 85,
+               "drilldown" : "044"
             },
             {
+               "name" : "#045",
                "y" : 96,
-               "drilldown" : "045",
-               "name" : "#045"
+               "drilldown" : "045"
             },
             {
                "drilldown" : "046",
@@ -233,69 +239,69 @@
                "y" : 87
             },
             {
+               "drilldown" : "047",
                "y" : 84,
-               "name" : "#047",
-               "drilldown" : "047"
+               "name" : "#047"
             },
             {
+               "y" : 108,
                "name" : "#048",
-               "drilldown" : "048",
-               "y" : 108
+               "drilldown" : "048"
             },
             {
+               "y" : 89,
                "name" : "#049",
-               "drilldown" : "049",
-               "y" : 89
+               "drilldown" : "049"
             },
             {
-               "name" : "#050",
                "drilldown" : "050",
-               "y" : 98
+               "y" : 98,
+               "name" : "#050"
             },
             {
-               "drilldown" : "051",
+               "y" : 89,
                "name" : "#051",
-               "y" : 89
+               "drilldown" : "051"
             },
             {
-               "y" : 91,
                "name" : "#052",
+               "y" : 91,
                "drilldown" : "052"
             },
             {
-               "y" : 101,
                "drilldown" : "053",
+               "y" : 101,
                "name" : "#053"
             },
             {
-               "y" : 103,
                "drilldown" : "054",
-               "name" : "#054"
+               "name" : "#054",
+               "y" : 103
             },
             {
                "drilldown" : "055",
-               "name" : "#055",
-               "y" : 88
+               "y" : 88,
+               "name" : "#055"
             },
             {
                "y" : 95,
-               "drilldown" : "056",
-               "name" : "#056"
+               "name" : "#056",
+               "drilldown" : "056"
             },
             {
+               "drilldown" : "057",
                "y" : 80,
-               "name" : "#057",
-               "drilldown" : "057"
+               "name" : "#057"
             },
             {
-               "y" : 69,
                "drilldown" : "058",
+               "y" : 69,
                "name" : "#058"
             },
             {
+               "y" : 89,
                "name" : "#059",
-               "drilldown" : "059",
-               "y" : 89
+               "drilldown" : "059"
             },
             {
                "y" : 85,
@@ -303,34 +309,34 @@
                "drilldown" : "060"
             },
             {
-               "drilldown" : "061",
                "name" : "#061",
-               "y" : 81
+               "y" : 81,
+               "drilldown" : "061"
             },
             {
                "drilldown" : "062",
-               "name" : "#062",
-               "y" : 58
+               "y" : 58,
+               "name" : "#062"
             },
             {
                "drilldown" : "063",
-               "name" : "#063",
-               "y" : 89
+               "y" : 89,
+               "name" : "#063"
             },
             {
                "drilldown" : "064",
-               "name" : "#064",
-               "y" : 80
+               "y" : 80,
+               "name" : "#064"
             },
             {
-               "y" : 73,
                "drilldown" : "065",
-               "name" : "#065"
+               "name" : "#065",
+               "y" : 73
             },
             {
-               "name" : "#066",
                "drilldown" : "066",
-               "y" : 84
+               "y" : 84,
+               "name" : "#066"
             },
             {
                "drilldown" : "067",
@@ -338,38 +344,38 @@
                "y" : 90
             },
             {
-               "name" : "#068",
                "drilldown" : "068",
+               "name" : "#068",
                "y" : 75
             },
             {
-               "y" : 83,
+               "drilldown" : "069",
                "name" : "#069",
-               "drilldown" : "069"
+               "y" : 83
             },
             {
-               "y" : 93,
                "name" : "#070",
+               "y" : 93,
                "drilldown" : "070"
             },
             {
-               "y" : 78,
                "name" : "#071",
+               "y" : 78,
                "drilldown" : "071"
             },
             {
-               "name" : "#072",
                "drilldown" : "072",
-               "y" : 112
+               "y" : 112,
+               "name" : "#072"
             },
             {
-               "name" : "#073",
                "drilldown" : "073",
-               "y" : 110
+               "y" : 110,
+               "name" : "#073"
             },
             {
-               "y" : 115,
                "name" : "#074",
+               "y" : 115,
                "drilldown" : "074"
             },
             {
@@ -378,24 +384,24 @@
                "drilldown" : "075"
             },
             {
-               "y" : 99,
+               "drilldown" : "076",
                "name" : "#076",
-               "drilldown" : "076"
+               "y" : 99
             },
             {
+               "y" : 98,
                "name" : "#077",
-               "drilldown" : "077",
-               "y" : 98
+               "drilldown" : "077"
             },
             {
-               "y" : 127,
                "drilldown" : "078",
+               "y" : 127,
                "name" : "#078"
             },
             {
                "name" : "#079",
-               "drilldown" : "079",
-               "y" : 122
+               "y" : 122,
+               "drilldown" : "079"
             },
             {
                "y" : 127,
@@ -403,14 +409,14 @@
                "drilldown" : "080"
             },
             {
-               "name" : "#081",
                "drilldown" : "081",
-               "y" : 114
+               "y" : 114,
+               "name" : "#081"
             },
             {
+               "name" : "#082",
                "y" : 114,
-               "drilldown" : "082",
-               "name" : "#082"
+               "drilldown" : "082"
             },
             {
                "y" : 127,
@@ -418,49 +424,49 @@
                "drilldown" : "083"
             },
             {
-               "drilldown" : "084",
+               "y" : 119,
                "name" : "#084",
-               "y" : 119
+               "drilldown" : "084"
             },
             {
                "y" : 114,
-               "drilldown" : "085",
-               "name" : "#085"
+               "name" : "#085",
+               "drilldown" : "085"
             },
             {
-               "drilldown" : "086",
                "name" : "#086",
-               "y" : 104
+               "y" : 104,
+               "drilldown" : "086"
             },
             {
+               "y" : 101,
                "name" : "#087",
-               "drilldown" : "087",
-               "y" : 101
+               "drilldown" : "087"
             },
             {
-               "y" : 121,
                "drilldown" : "088",
-               "name" : "#088"
+               "name" : "#088",
+               "y" : 121
             },
             {
-               "y" : 113,
+               "drilldown" : "089",
                "name" : "#089",
-               "drilldown" : "089"
+               "y" : 113
             },
             {
-               "y" : 113,
                "name" : "#090",
+               "y" : 113,
                "drilldown" : "090"
             },
             {
-               "name" : "#091",
                "drilldown" : "091",
-               "y" : 108
+               "y" : 108,
+               "name" : "#091"
             },
             {
                "drilldown" : "092",
-               "name" : "#092",
-               "y" : 98
+               "y" : 98,
+               "name" : "#092"
             },
             {
                "y" : 87,
@@ -468,19 +474,19 @@
                "drilldown" : "093"
             },
             {
+               "drilldown" : "094",
                "y" : 87,
-               "name" : "#094",
-               "drilldown" : "094"
+               "name" : "#094"
             },
             {
-               "y" : 108,
+               "drilldown" : "095",
                "name" : "#095",
-               "drilldown" : "095"
+               "y" : 108
             },
             {
                "name" : "#096",
-               "drilldown" : "096",
-               "y" : 108
+               "y" : 108,
+               "drilldown" : "096"
             },
             {
                "drilldown" : "097",
@@ -488,84 +494,84 @@
                "y" : 111
             },
             {
-               "drilldown" : "098",
                "name" : "#098",
-               "y" : 108
+               "y" : 108,
+               "drilldown" : "098"
             },
             {
-               "y" : 97,
+               "drilldown" : "099",
                "name" : "#099",
-               "drilldown" : "099"
+               "y" : 97
             },
             {
-               "y" : 120,
                "drilldown" : "100",
+               "y" : 120,
                "name" : "#100"
             },
             {
-               "drilldown" : "1