- Added solutions by Alexander Pankoff.

14 files changed, 1476 insertions, 1453 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 822de56863..b6fdef4f0f 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,17 +1,138 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
+   "xAxis" : {
+      "type" : "category"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 23] Last updated at 2022-02-04 13:56:14 GMT"
    },
+   "series" : [
+      {
+         "name" : "The Weekly Challenge - 150",
+         "data" : [
+            {
+               "y" : 4,
+               "name" : "Abigail",
+               "drilldown" : "Abigail"
+            },
+            {
+               "y" : 4,
+               "name" : "Alexander Pankoff",
+               "drilldown" : "Alexander Pankoff"
+            },
+            {
+               "drilldown" : "Ali Moradi",
+               "name" : "Ali Moradi",
+               "y" : 2
+            },
+            {
+               "name" : "Andrew Shitov",
+               "drilldown" : "Andrew Shitov",
+               "y" : 1
+            },
+            {
+               "y" : 4,
+               "name" : "Athanasius",
+               "drilldown" : "Athanasius"
+            },
+            {
+               "name" : "Cheok-Yin Fung",
+               "drilldown" : "Cheok-Yin Fung",
+               "y" : 1
+            },
+            {
+               "name" : "Colin Crain",
+               "drilldown" : "Colin Crain",
+               "y" : 2
+            },
+            {
+               "y" : 3,
+               "name" : "Dave Jacoby",
+               "drilldown" : "Dave Jacoby"
+            },
+            {
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Flavio Poletti",
+               "name" : "Flavio Poletti",
+               "y" : 6
+            },
+            {
+               "y" : 3,
+               "drilldown" : "James Smith",
+               "name" : "James Smith"
+            },
+            {
+               "drilldown" : "Laurent Rosenfeld",
+               "name" : "Laurent Rosenfeld",
+               "y" : 5
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Luca Ferrari",
+               "name" : "Luca Ferrari"
+            },
+            {
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Marton Polgar",
+               "name" : "Marton Polgar",
+               "y" : 2
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Matthew Neleigh",
+               "name" : "Matthew Neleigh"
+            },
+            {
+               "name" : "Mohammad S Anwar",
+               "drilldown" : "Mohammad S Anwar",
+               "y" : 2
+            },
+            {
+               "drilldown" : "Peter Campbell Smith",
+               "name" : "Peter Campbell Smith",
+               "y" : 3
+            },
+            {
+               "name" : "Robert DiCicco",
+               "drilldown" : "Robert DiCicco",
+               "y" : 4
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Robert Ransbottom",
+               "name" : "Robert Ransbottom"
+            },
+            {
+               "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
+               "y" : 5
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke",
+               "y" : 4
+            },
+            {
+               "drilldown" : "W. Luis Mochan",
+               "name" : "W. Luis Mochan",
+               "y" : 3
+            }
+         ],
+         "colorByPoint" : 1
+      }
+   ],
    "drilldown" : {
       "series" : [
          {
             "name" : "Abigail",
+            "id" : "Abigail",
             "data" : [
                [
                   "Perl",
@@ -21,30 +142,44 @@
                   "Blog",
                   2
                ]
-            ],
-            "id" : "Abigail"
+            ]
          },
          {
-            "name" : "Ali Moradi",
-            "id" : "Ali Moradi",
+            "name" : "Alexander Pankoff",
+            "id" : "Alexander Pankoff",
             "data" : [
                [
                   "Perl",
                   2
+               ],
+               [
+                  "Blog",
+                  2
                ]
             ]
          },
          {
-            "name" : "Andrew Shitov",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ],
+            "id" : "Ali Moradi",
+            "name" : "Ali Moradi"
+         },
+         {
             "id" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "name" : "Andrew Shitov"
          },
          {
+            "id" : "Athanasius",
             "data" : [
                [
                   "Perl",
@@ -55,28 +190,27 @@
                   2
                ]
             ],
-            "id" : "Athanasius",
             "name" : "Athanasius"
          },
          {
-            "id" : "Cheok-Yin Fung",
+            "name" : "Cheok-Yin Fung",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "name" : "Cheok-Yin Fung"
+            "id" : "Cheok-Yin Fung"
          },
          {
-            "name" : "Colin Crain",
-            "id" : "Colin Crain",
             "data" : [
                [
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "id" : "Colin Crain",
+            "name" : "Colin Crain"
          },
          {
             "data" : [
@@ -93,16 +227,18 @@
             "name" : "Dave Jacoby"
          },
          {
-            "id" : "E. Choroba",
+            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "E. Choroba"
+            "id" : "E. Choroba"
          },
          {
+            "name" : "Flavio Poletti",
+            "id" : "Flavio Poletti",
             "data" : [
                [
                   "Perl",
@@ -116,11 +252,10 @@
                   "Blog",
                   2
                ]
-            ],
-            "id" : "Flavio Poletti",
-            "name" : "Flavio Poletti"
+            ]
          },
          {
+            "name" : "James Smith",
             "id" : "James Smith",
             "data" : [
                [
@@ -131,10 +266,10 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "James Smith"
+            ]
          },
          {
+            "name" : "Laurent Rosenfeld",
             "id" : "Laurent Rosenfeld",
             "data" : [
                [
@@ -149,10 +284,10 @@
                   "Blog",
                   1
                ]
-            ],
-            "name" : "Laurent Rosenfeld"
+            ]
          },
          {
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -163,42 +298,40 @@
                   2
                ]
             ],
-            "id" : "Luca Ferrari",
             "name" : "Luca Ferrari"
          },
          {
+            "name" : "Mark Anderson",
             "id" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Mark Anderson"
+            ]
          },
          {
-            "name" : "Marton Polgar",
-            "id" : "Marton Polgar",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Marton Polgar",
+            "name" : "Marton Polgar"
          },
          {
-            "name" : "Matthew Neleigh",
+            "id" : "Matthew Neleigh",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Matthew Neleigh"
+            "name" : "Matthew Neleigh"
          },
          {
             "name" : "Mohammad S Anwar",
-            "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -208,9 +341,12 @@
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "id" : "Mohammad S Anwar"
          },
          {
+            "name" : "Peter Campbell Smith",
+            "id" : "Peter Campbell Smith",
             "data" : [
                [
                   "Perl",
@@ -220,9 +356,7 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Peter Campbell Smith",
-            "name" : "Peter Campbell Smith"
+            ]
          },
          {
             "name" : "Robert DiCicco",
@@ -240,13 +374,13 @@
          },
          {
             "name" : "Robert Ransbottom",
-            "id" : "Robert Ransbottom",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Robert Ransbottom"
          },
          {
             "name" : "Roger Bell_West",
@@ -281,7 +415,7 @@
             "id" : "Ulrich Rieke"
          },
          {
-            "name" : "W. Luis Mochan",
+            "id" : "W. Luis Mochan",
             "data" : [
                [
                   "Perl",
@@ -292,131 +426,10 @@
                   1
                ]
             ],
-            "id" : "W. Luis Mochan"
+            "name" : "W. Luis Mochan"
          }
       ]
    },
-   "legend" : {
-      "enabled" : 0
-   },
-   "series" : [
-      {
-         "data" : [
-            {
-               "drilldown" : "Abigail",
-               "y" : 4,
-               "name" : "Abigail"
-            },
-            {
-               "name" : "Ali Moradi",
-               "y" : 2,
-               "drilldown" : "Ali Moradi"
-            },
-            {
-               "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov",
-               "y" : 1
-            },
-            {
-               "drilldown" : "Athanasius",
-               "y" : 4,
-               "name" : "Athanasius"
-            },
-            {
-               "name" : "Cheok-Yin Fung",
-               "y" : 1,
-               "drilldown" : "Cheok-Yin Fung"
-            },
-            {
-               "drilldown" : "Colin Crain",
-               "y" : 2,
-               "name" : "Colin Crain"
-            },
-            {
-               "drilldown" : "Dave Jacoby",
-               "y" : 3,
-               "name" : "Dave Jacoby"
-            },
-            {
-               "drilldown" : "E. Choroba",
-               "y" : 2,
-               "name" : "E. Choroba"
-            },
-            {
-               "y" : 6,
-               "drilldown" : "Flavio Poletti",
-               "name" : "Flavio Poletti"
-            },
-            {
-               "drilldown" : "James Smith",
-               "y" : 3,
-               "name" : "James Smith"
-            },
-            {
-               "name" : "Laurent Rosenfeld",
-               "y" : 5,
-               "drilldown" : "Laurent Rosenfeld"
-            },
-            {
-               "name" : "Luca Ferrari",
-               "drilldown" : "Luca Ferrari",
-               "y" : 4
-            },
-            {
-               "drilldown" : "Mark Anderson",
-               "y" : 2,
-               "name" : "Mark Anderson"
-            },
-            {
-               "name" : "Marton Polgar",
-               "drilldown" : "Marton Polgar",
-               "y" : 2
-            },
-            {
-               "name" : "Matthew Neleigh",
-               "y" : 2,
-               "drilldown" : "Matthew Neleigh"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Mohammad S Anwar",
-               "name" : "Mohammad S Anwar"
-            },
-            {
-               "drilldown" : "Peter Campbell Smith",
-               "y" : 3,
-               "name" : "Peter Campbell Smith"
-            },
-            {
-               "drilldown" : "Robert DiCicco",
-               "y" : 4,
-               "name" : "Robert DiCicco"
-            },
-            {
-               "name" : "Robert Ransbottom",
-               "drilldown" : "Robert Ransbottom",
-               "y" : 2
-            },
-            {
-               "drilldown" : "Roger Bell_West",
-               "y" : 5,
-               "name" : "Roger Bell_West"
-            },
-            {
-               "drilldown" : "Ulrich Rieke",
-               "y" : 4,
-               "name" : "Ulrich Rieke"
-            },
-            {
-               "drilldown" : "W. Luis Mochan",
-               "y" : 3,
-               "name" : "W. Luis Mochan"
-            }
-         ],
-         "colorByPoint" : 1,
-         "name" : "The Weekly Challenge - 150"
-      }
-   ],
    "chart" : {
       "type" : "column"
    },
@@ -425,18 +438,24 @@
          "text" : "Total Solutions"
       }
    },
-   "tooltip" : {
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "followPointer" : 1,
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
-   },
    "title" : {
       "text" : "The Weekly Challenge - 150"
    },
-   "xAxis" : {
-      "type" : "category"
+   "legend" : {
+      "enabled" : 0
    },
-   "subtitle" : {
-      "text" : "[Champions: 22] Last updated at 2022-02-04 12:29:52 GMT"
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
+   "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
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 9d668eca9e..f519eab24f 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,39 +1,27 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : null
-      },
-      "min" : 0
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "series" : [
       {
          "name" : "Contributions",
          "dataLabels" : {
-            "align" : "right",
-            "enabled" : "true",
             "y" : 10,
-            "color" : "#FFFFFF",
-            "rotation" : -90,
             "format" : "{point.y:.0f}",
+            "enabled" : "true",
             "style" : {
                "fontFamily" : "Verdana, sans-serif",
                "fontSize" : "13px"
-            }
+            },
+            "rotation" : -90,
+            "align" : "right",
+            "color" : "#FFFFFF"
          },
          "data" : [
             [
                "Blog",
-               2248
+               2250
             ],
             [
                "Perl",
-               7226
+               7228
             ],
             [
                "Raku",
@@ -42,8 +30,8 @@
          ]
       }
    ],
-   "title" : {
-      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   "subtitle" : {
+      "text" : "Last updated at 2022-02-04 13:56:14 GMT"
    },
    "xAxis" : {
       "type" : "category",
@@ -54,10 +42,22 @@
          }
       }
    },
-   "subtitle" : {
-      "text" : "Last updated at 2022-02-04 12:29:52 GMT"
-   },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
+   "title" : {
+      "text" : "The Weekly Challenge Contributions [2019 - 2021]"
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
+   "chart" : {
+      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index bf00d93566..a2c2c0f95f 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,11 +1,13 @@
 {
-   "legend" : {
-      "enabled" : "false"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
+            "name" : "001",
             "data" : [
                [
                   "Perl",
@@ -20,9 +22,10 @@
                   11
                ]
             ],
-            "name" : "001"
+            "id" : "001"
          },
          {
+            "name" : "002",
             "data" : [
                [
                   "Perl",
@@ -37,12 +40,10 @@
                   10
                ]
             ],
-            "id" : "002",
-            "name" : "002"
+            "id" : "002"
          },
          {
             "name" : "003",
-            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -56,7 +57,8 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "003"
          },
          {
             "id" : "004",
@@ -78,6 +80,7 @@
          },
          {
             "name" : "005",
+            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -91,8 +94,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "005"
+            ]
          },
          {
             "data" : [
@@ -131,7 +133,7 @@
             "name" : "007"
          },
          {
-            "id" : "008",
+            "name" : "008",
             "data" : [
                [
                   "Perl",
@@ -146,11 +148,10 @@
                   12
                ]
             ],
-            "name" : "008"
+            "id" : "008"
          },
          {
             "name" : "009",
-            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -164,11 +165,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "009"
          },
          {
             "name" : "010",
-            "id" : "010",
             "data" : [
                [
                   "Perl",
@@ -182,11 +183,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "010"
          },
          {
             "name" : "011",
-            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -200,7 +201,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "011"
          },
          {
             "id" : "012",
@@ -239,6 +241,8 @@
             "id" : "013"
          },
          {
+            "name" : "014",
+            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -252,13 +256,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "014",
-            "name" : "014"
+            ]
          },
          {
-            "name" : "015",
-            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -272,7 +272,9 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "id" : "015",
+            "name" : "015"
          },
          {
             "name" : "016",
@@ -293,6 +295,7 @@
             ]
          },
          {
+            "name" : "017",
             "data" : [
                [
                   "Perl",
@@ -307,10 +310,11 @@
                   12
                ]
             ],
-            "id" : "017",
-            "name" : "017"
+            "id" : "017"
          },
          {
+            "name" : "018",
+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -324,11 +328,10 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "018",
-            "name" : "018"
+            ]
          },
          {
+            "name" : "019",
             "id" : "019",
             "data" : [
                [
@@ -343,10 +346,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "019"
+            ]
          },
          {
+            "name" : "020",
+            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -360,9 +364,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "020",
-            "name" : "020"
+            ]
          },
          {
             "id" : "021",
@@ -384,7 +386,6 @@
          },
          {
             "name" : "022",
-            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -398,10 +399,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "022"
          },
          {
-            "name" : "023",
             "id" : "023",
             "data" : [
                [
@@ -416,9 +417,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "023"
          },
          {
+            "name" : "024",
             "id" : "024",
             "data" : [
                [
@@ -433,10 +436,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "024"
+            ]
          },
          {
+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -451,11 +454,9 @@
                   12
                ]
             ],
-            "id" : "025",
             "name" : "025"
          },
          {
-            "name" : "026",
             "id" : "026",
             "data" : [
                [
@@ -470,7 +471,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "026"
          },
          {
             "id" : "027",
@@ -491,7 +493,6 @@
             "name" : "027"
          },
          {
-            "id" : "028",
             "data" : [
                [
                   "Perl",
@@ -506,9 +507,11 @@
                   9
                ]
             ],
+            "id" : "028",
             "name" : "028"
          },
          {
+            "id" : "029",
             "data" : [
                [
                   "Perl",
@@ -523,10 +526,10 @@
                   12
                ]
             ],
-            "id" : "029",
             "name" : "029"
          },
          {
+            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -541,10 +544,10 @@
                   10
                ]
             ],
-            "id" : "030",
-            "name" : "030"
+            "id" : "030"
          },
          {
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -559,7 +562,6 @@
                   9
                ]
             ],
-            "id" : "031",
             "name" : "031"
          },
          {
@@ -582,7 +584,6 @@
          },
          {
             "name" : "033",
-            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -596,10 +597,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "033"
          },
          {
-            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -614,7 +616,7 @@
                   11
                ]
             ],
-            "name" : "034"
+            "id" : "034"
          },
          {
             "name" : "035",
@@ -636,7 +638,6 @@
          },
          {
             "name" : "036",
-            "id" : "036",
             "data" : [
                [
                   "Perl",
@@ -650,10 +651,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "036"
          },
          {
-            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -668,11 +669,11 @@
                   9
                ]
             ],
+            "id" : "037",
             "name" : "037"
          },
          {
             "name" : "038",
-            "id" : "038",
             "data" : [
                [
                   "Perl",
@@ -686,7 +687,8 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "038"
          },
          {
             "name" : "039",
@@ -708,6 +710,7 @@
          },
          {
             "name" : "040",
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -721,11 +724,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "040"
+            ]
          },
          {
             "name" : "041",
+            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -739,12 +742,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "041"
+            ]
          },
          {
-            "name" : "042",
-            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -758,11 +758,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "042",
+            "name" : "042"
          },
          {
             "name" : "043",
-            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -776,7 +777,8 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "043"
          },
          {
             "id" : "044",
@@ -797,7 +799,6 @@
             "nam