- Added solutions by Alexander Pankoff.

14 files changed, 1361 insertions, 1346 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index f29a838a2d..53e1fc344c 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,23 +1,17 @@
 {
    "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
+      "followPointer" : 1,
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
    },
-   "chart" : {
-      "type" : "column"
+   "xAxis" : {
+      "type" : "category"
    },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
+   "legend" : {
+      "enabled" : 0
    },
-   "title" : {
-      "text" : "The Weekly Challenge - 151"
+   "chart" : {
+      "type" : "column"
    },
    "yAxis" : {
       "title" : {
@@ -26,38 +20,43 @@
    },
    "series" : [
       {
-         "name" : "The Weekly Challenge - 151",
          "colorByPoint" : 1,
+         "name" : "The Weekly Challenge - 151",
          "data" : [
             {
-               "name" : "Abigail",
+               "drilldown" : "Abigail",
                "y" : 2,
-               "drilldown" : "Abigail"
+               "name" : "Abigail"
+            },
+            {
+               "y" : 2,
+               "name" : "Alexander Pankoff",
+               "drilldown" : "Alexander Pankoff"
             },
             {
-               "drilldown" : "Arne Sommer",
                "y" : 3,
-               "name" : "Arne Sommer"
+               "name" : "Arne Sommer",
+               "drilldown" : "Arne Sommer"
             },
             {
-               "y" : 4,
                "drilldown" : "Athanasius",
+               "y" : 4,
                "name" : "Athanasius"
             },
             {
                "name" : "Cheok-Yin Fung",
-               "drilldown" : "Cheok-Yin Fung",
-               "y" : 1
+               "y" : 1,
+               "drilldown" : "Cheok-Yin Fung"
             },
             {
+               "name" : "Colin Crain",
                "y" : 1,
-               "drilldown" : "Colin Crain",
-               "name" : "Colin Crain"
+               "drilldown" : "Colin Crain"
             },
             {
+               "name" : "Dave Jacoby",
                "y" : 3,
-               "drilldown" : "Dave Jacoby",
-               "name" : "Dave Jacoby"
+               "drilldown" : "Dave Jacoby"
             },
             {
                "drilldown" : "Duncan C. White",
@@ -65,19 +64,19 @@
                "name" : "Duncan C. White"
             },
             {
-               "drilldown" : "E. Choroba",
                "y" : 2,
-               "name" : "E. Choroba"
+               "name" : "E. Choroba",
+               "drilldown" : "E. Choroba"
             },
             {
+               "y" : 1,
                "name" : "Feng Chang",
-               "drilldown" : "Feng Chang",
-               "y" : 1
+               "drilldown" : "Feng Chang"
             },
             {
-               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti",
                "y" : 6,
-               "name" : "Flavio Poletti"
+               "drilldown" : "Flavio Poletti"
             },
             {
                "name" : "James Smith",
@@ -90,63 +89,82 @@
                "drilldown" : "Jorg Sommrey"
             },
             {
-               "name" : "Lubos Kolouch",
                "drilldown" : "Lubos Kolouch",
-               "y" : 2
+               "y" : 2,
+               "name" : "Lubos Kolouch"
             },
             {
-               "y" : 2,
                "drilldown" : "Mark Anderson",
-               "name" : "Mark Anderson"
+               "name" : "Mark Anderson",
+               "y" : 2
             },
             {
+               "y" : 2,
                "name" : "Marton Polgar",
-               "drilldown" : "Marton Polgar",
-               "y" : 2
+               "drilldown" : "Marton Polgar"
             },
             {
                "drilldown" : "Matthew Neleigh",
-               "y" : 2,
-               "name" : "Matthew Neleigh"
+               "name" : "Matthew Neleigh",
+               "y" : 2
             },
             {
-               "y" : 1,
                "drilldown" : "Mohammad S Anwar",
+               "y" : 1,
                "name" : "Mohammad S Anwar"
             },
             {
-               "y" : 3,
                "drilldown" : "Peter Campbell Smith",
+               "y" : 3,
                "name" : "Peter Campbell Smith"
             },
             {
-               "y" : 5,
                "drilldown" : "Roger Bell_West",
+               "y" : 5,
                "name" : "Roger Bell_West"
             },
             {
                "drilldown" : "Simon Green",
-               "y" : 3,
-               "name" : "Simon Green"
+               "name" : "Simon Green",
+               "y" : 3
             },
             {
                "name" : "Ulrich Rieke",
-               "drilldown" : "Ulrich Rieke",
-               "y" : 4
+               "y" : 4,
+               "drilldown" : "Ulrich Rieke"
             },
             {
-               "y" : 3,
                "drilldown" : "W. Luis Mochan",
-               "name" : "W. Luis Mochan"
+               "name" : "W. Luis Mochan",
+               "y" : 3
             }
          ]
       }
    ],
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Abigail",
             "name" : "Abigail",
+            "id" : "Abigail",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "id" : "Alexander Pankoff",
+            "name" : "Alexander Pankoff",
             "data" : [
                [
                   "Perl",
@@ -155,8 +173,6 @@
             ]
          },
          {
-            "id" : "Arne Sommer",
-            "name" : "Arne Sommer",
             "data" : [
                [
                   "Raku",
@@ -166,7 +182,9 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Arne Sommer",
+            "id" : "Arne Sommer"
          },
          {
             "data" : [
@@ -193,8 +211,8 @@
             "id" : "Cheok-Yin Fung"
          },
          {
-            "name" : "Colin Crain",
             "id" : "Colin Crain",
+            "name" : "Colin Crain",
             "data" : [
                [
                   "Blog",
@@ -213,32 +231,32 @@
                   1
                ]
             ],
-            "name" : "Dave Jacoby",
-            "id" : "Dave Jacoby"
+            "id" : "Dave Jacoby",
+            "name" : "Dave Jacoby"
          },
          {
-            "id" : "Duncan C. White",
-            "name" : "Duncan C. White",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Duncan C. White",
+            "id" : "Duncan C. White"
          },
          {
-            "name" : "E. Choroba",
-            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "E. Choroba",
+            "id" : "E. Choroba"
          },
          {
-            "id" : "Feng Chang",
             "name" : "Feng Chang",
+            "id" : "Feng Chang",
             "data" : [
                [
                   "Raku",
@@ -275,18 +293,18 @@
                   1
                ]
             ],
-            "id" : "James Smith",
-            "name" : "James Smith"
+            "name" : "James Smith",
+            "id" : "James Smith"
          },
          {
+            "id" : "Jorg Sommrey",
+            "name" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Jorg Sommrey",
-            "id" : "Jorg Sommrey"
+            ]
          },
          {
             "id" : "Lubos Kolouch",
@@ -299,14 +317,14 @@
             ]
          },
          {
+            "name" : "Mark Anderson",
+            "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Mark Anderson",
-            "name" : "Mark Anderson"
+            ]
          },
          {
             "data" : [
@@ -319,14 +337,14 @@
             "id" : "Marton Polgar"
          },
          {
+            "id" : "Matthew Neleigh",
+            "name" : "Matthew Neleigh",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Matthew Neleigh",
-            "id" : "Matthew Neleigh"
+            ]
          },
          {
             "data" : [
@@ -367,8 +385,8 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West",
-            "id" : "Roger Bell_West"
+            "id" : "Roger Bell_West",
+            "name" : "Roger Bell_West"
          },
          {
             "name" : "Simon Green",
@@ -399,8 +417,6 @@
             ]
          },
          {
-            "id" : "W. Luis Mochan",
-            "name" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -410,17 +426,16 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan"
          }
       ]
    },
-   "subtitle" : {
-      "text" : "[Champions: 22] Last updated at 2022-02-13 23:15:08 GMT"
-   },
-   "legend" : {
-      "enabled" : 0
+   "title" : {
+      "text" : "The Weekly Challenge - 151"
    },
-   "xAxis" : {
-      "type" : "category"
+   "subtitle" : {
+      "text" : "[Champions: 23] Last updated at 2022-02-13 23:20:26 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index aa9ed8cf62..6a4ea89eaa 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,22 +1,21 @@
 {
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
+   "subtitle" : {
+      "text" : "Last updated at 2022-02-13 23:20:26 GMT"
    },
-   "chart" : {
-      "type" : "column"
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2022]"
    },
    "yAxis" : {
-      "min" : 0,
       "title" : {
          "text" : null
-      }
+      },
+      "min" : 0
    },
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2022]"
+   "chart" : {
+      "type" : "column"
    },
    "series" : [
       {
-         "name" : "Contributions",
          "data" : [
             [
                "Blog",
@@ -24,7 +23,7 @@
             ],
             [
                "Perl",
-               7280
+               7282
             ],
             [
                "Raku",
@@ -32,32 +31,33 @@
             ]
          ],
          "dataLabels" : {
+            "format" : "{point.y:.0f}",
             "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
             },
-            "y" : 10,
-            "rotation" : -90,
             "align" : "right",
             "color" : "#FFFFFF",
-            "format" : "{point.y:.0f}",
-            "enabled" : "true"
-         }
+            "rotation" : -90,
+            "enabled" : "true",
+            "y" : 10
+         },
+         "name" : "Contributions"
       }
    ],
-   "legend" : {
-      "enabled" : "false"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "xAxis" : {
       "type" : "category",
       "labels" : {
          "style" : {
-            "fontSize" : "13px",
-            "fontFamily" : "Verdana, sans-serif"
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
          }
       }
    },
-   "subtitle" : {
-      "text" : "Last updated at 2022-02-13 23:15:08 GMT"
+   "legend" : {
+      "enabled" : "false"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 0e1d1bc943..f798c596e8 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,7 +1,21 @@
 {
+   "title" : {
+      "text" : "The Weekly Challenge Language"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
    "drilldown" : {
       "series" : [
          {
+            "name" : "001",
+            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -15,9 +29,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "001",
-            "id" : "001"
+            ]
          },
          {
             "data" : [
@@ -34,12 +46,10 @@
                   10
                ]
             ],
-            "name" : "002",
-            "id" : "002"
+            "id" : "002",
+            "name" : "002"
          },
          {
-            "id" : "003",
-            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -53,7 +63,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "003",
+            "name" : "003"
          },
          {
             "data" : [
@@ -70,10 +82,12 @@
                   10
                ]
             ],
-            "id" : "004",
-            "name" : "004"
+            "name" : "004",
+            "id" : "004"
          },
          {
+            "name" : "005",
+            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -87,11 +101,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005",
-            "id" : "005"
+            ]
          },
          {
+            "id" : "006",
+            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -105,13 +119,9 @@
                   "Blog",
                   7
                ]
-            ],
-            "name" : "006",
-            "id" : "006"
+            ]
          },
          {
-            "name" : "007",
-            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -125,11 +135,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "007",
+            "id" : "007"
          },
          {
-            "name" : "008",
-            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -143,9 +153,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "008",
+            "id" : "008"
          },
          {
+            "name" : "009",
+            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -159,9 +173,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "009",
-            "name" : "009"
+            ]
          },
          {
             "name" : "010",
@@ -200,8 +212,8 @@
             ]
          },
          {
-            "id" : "012",
             "name" : "012",
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -254,8 +266,8 @@
             ]
          },
          {
-            "id" : "015",
             "name" : "015",
+            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -272,8 +284,6 @@
             ]
          },
          {
-            "name" : "016",
-            "id" : "016",
             "data" : [
                [
                   "Perl",
@@ -287,7 +297,9 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "016",
+            "name" : "016"
          },
          {
             "data" : [
@@ -308,8 +320,8 @@
             "id" : "017"
          },
          {
-            "name" : "018",
             "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -344,8 +356,6 @@
             "id" : "019"
          },
          {
-            "id" : "020",
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -359,7 +369,9 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "020",
+            "id" : "020"
          },
          {
             "data" : [
@@ -376,10 +388,12 @@
                   10
                ]
             ],
-            "id" : "021",
-            "name" : "021"
+            "name" : "021",
+            "id" : "021"
          },
          {
+            "name" : "022",
+            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -393,9 +407,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "022",
-            "id" : "022"
+            ]
          },
          {
             "id" : "023",
@@ -416,6 +428,8 @@
             ]
          },
          {
+            "id" : "024",
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -429,9 +443,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "024",
-            "name" : "024"
+            ]
          },
          {
             "data" : [
@@ -448,12 +460,10 @@
                   12
                ]
             ],
-            "name" : "025",
-            "id" : "025"
+            "id" : "025",
+            "name" : "025"
          },
          {
-            "id" : "026",
-            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -467,9 +477,13 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "026",
+            "id" : "026"
          },
          {
+            "id" : "027",
+            "name" : "027",
             "data" : [
                [
                   "Perl",
@@ -483,9 +497,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "027",
-            "name" : "027"
+            ]
          },
          {
             "id" : "028",
@@ -520,8 +532,8 @@
                   12
                ]
             ],
-            "id" : "029",
-            "name" : "029"
+            "name" : "029",
+            "id" : "029"
          },
          {
             "data" : [
@@ -542,8 +554,6 @@
             "id" : "030"
          },
          {
-            "name" : "031",
-            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -557,7 +567,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "031",
+            "name" : "031"
          },
          {
             "name" : "032",
@@ -578,6 +590,8 @@
             ]
          },
          {
+            "name" : "033",
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -591,9 +605,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033",
-            "name" : "033"
+            ]
          },
          {
             "data" : [
@@ -610,8 +622,8 @@
                   11
                ]
             ],
-            "name" : "034",
-            "id" : "034"
+            "id" : "034",
+            "name" : "034"
          },
          {
             "data" : [
@@ -632,8 +644,6 @@
             "id" : "035"
          },
          {
-            "name" : "036",
-            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -647,9 +657,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "036",
+            "name" : "036"
          },
          {
+            "id" : "037",
+            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -663,13 +677,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "037",
-            "id" : "037"
+            ]
          },
          {
-            "name" : "038",
-            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -683,9 +693,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "038",
+            "name" : "038"
          },
          {
+            "id" : "039",
+            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -699,9 +713,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "039",
-            "name" : "039"
+            ]
          },
          {
             "data" : [
@@ -718,12 +730,10 @@
                   10
                ]
             ],
-            "id" : "040",
-            "name" : "040"
+            "name" : "040",
+            "id" : "040"
          },
          {
-            "name" : "041",
-            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -737,7 +747,9 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "041",
+            "id" : "041"
          },
          {
             "data" : [
@@ -758,6 +770,8 @@
             "name" : "042"
          },
          {
+            "id" : "043",
+            "name" : "043",
             "data" : [
                [
                   "Perl",
@@ -771,9 +785,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "043",
-            "id" : "043"
+            ]
          },
          {
             "id" : "044",
@@ -794,8 +806,6 @@
             ]
          },
          {
-            "name" : "045",
-            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -809,11 +819,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "045",
+            "name" : "045"
          },
          {
-            "name" : "046",
             "id" : "046",
+            "name" : "046",
             "data" : [
                [
                   "Perl",
@@ -848,8 +860,8 @@
             "name" : "047"
          },
          {
-            "name" : "048",
             "id" : "048",
+            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -866,6 +878,8 @@
             ]
          },
          {
+            "id" : "049",
+            "name" : "049",
             "data" : [
                [
                   "Perl",
@@ -879,9 +893,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "049",
-            "id" : "049"
+            ]
          },
          {
             "data" : [
@@ -902,8 +914,6 @@
             "id" : "050"
          },
          {
-            "name" : "051",
-            "id" : "051",
             "data" : [
                [
                   "Perl",
@@ -917,11 +927,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "051",
+            "name" : "051"
          },
          {
-            "name" : "052",
-            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -935,11 +945,11 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "id" : "052",
+            "name" : "052"
          },
          {
-            "id" : "053",
-            "name" : "053",
             "data" : [
                [
                   "Perl",
@@ -953,11 +963,13 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "id" : "053",
+            "name" : "053"
          },
          {
-            "id" : "054",
             "name" : "054",
+            "id" : "054",
             "data" : [
                [
                   "Perl",
@@ -1010,6 +1022,8 @@
             "name" : "056"
          },
          {
+            "id" : "057",
+            "name" : "057",
             "data" : [
                [
                   "Perl",
@@ -1023,11 +1037,11 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "057",
-            "id" : "057"
+            ]
          },
          {
+            "name" : "058",
+            "id" : "058",
             "data" : [
                [
                   "Perl",
@@ -1041,9 +1055,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "058",
-            "id" : "058"
+            ]
          },
          {
             "data" : [
@@ -1064,8 +1076,6 @@
             "id" : "059"
          },
          {
-            "name" : "060",
-            "id" : "060",
             "data" : [
                [
                   "Perl",
@@ -1079,11 +1089,11 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
+            "id" : "060",
+            "name" : "060"
          },
          {
-            "id" : "061",
-            "name" : "061",
             "data" : [
                [
                   "Perl",
@@ -