- Added solutions by Feng Chang.

13 files changed, 1165 insertions, 1150 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index e996886277..dd91be73cf 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,93 +1,108 @@
 {
-   "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
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 3] Last updated at 2021-05-31 20:13:05 GMT"
+   "legend" : {
+      "enabled" : 0
    },
    "series" : [
       {
          "data" : [
             {
-               "name" : "Dave Cross",
+               "y" : 2,
                "drilldown" : "Dave Cross",
-               "y" : 2
+               "name" : "Dave Cross"
             },
             {
-               "drilldown" : "E. Choroba",
+               "y" : 2,
                "name" : "E. Choroba",
-               "y" : 2
+               "drilldown" : "E. Choroba"
+            },
+            {
+               "y" : 2,
+               "name" : "Feng Chang",
+               "drilldown" : "Feng Chang"
             },
             {
-               "name" : "Niels van Dijke",
                "drilldown" : "Niels van Dijke",
+               "name" : "Niels van Dijke",
                "y" : 2
             }
          ],
-         "colorByPoint" : 1,
-         "name" : "Perl Weekly Challenge - 115"
+         "name" : "Perl Weekly Challenge - 115",
+         "colorByPoint" : 1
       }
    ],
-   "legend" : {
-      "enabled" : 0
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
    },
    "drilldown" : {
       "series" : [
          {
+            "name" : "Dave Cross",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Dave Cross",
-            "name" : "Dave Cross"
+            "id" : "Dave Cross"
          },
          {
+            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "E. Choroba",
-            "name" : "E. Choroba"
+            "id" : "E. Choroba"
          },
          {
             "data" : [
                [
-                  "Perl",
+                  "Raku",
                   2
                ]
             ],
+            "id" : "Feng Chang",
+            "name" : "Feng Chang"
+         },
+         {
             "name" : "Niels van Dijke",
-            "id" : "Niels van Dijke"
+            "id" : "Niels van Dijke",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
          }
       ]
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
-   },
-   "chart" : {
-      "type" : "column"
+   "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" : "Perl Weekly Challenge - 115"
+   },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 4] Last updated at 2021-05-31 20:16:16 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 858f283519..c25f444693 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -2,35 +2,8 @@
    "legend" : {
       "enabled" : "false"
    },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2021-05-31 20:13:04 GMT"
-   },
    "series" : [
       {
-         "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "rotation" : -90,
-            "align" : "right",
-            "color" : "#FFFFFF",
-            "enabled" : "true",
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "y" : 10
-         },
          "data" : [
             [
                "Blog",
@@ -42,12 +15,36 @@
             ],
             [
                "Raku",
-               3435
+               3437
             ]
          ],
-         "name" : "Contributions"
+         "name" : "Contributions",
+         "dataLabels" : {
+            "enabled" : "true",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
+            "color" : "#FFFFFF",
+            "y" : 10,
+            "rotation" : -90,
+            "align" : "right",
+            "format" : "{point.y:.0f}"
+         }
       }
    ],
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
+      }
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
@@ -55,9 +52,12 @@
       "type" : "category",
       "labels" : {
          "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
          }
       }
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2021-05-31 20:16:15 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 04fb55ed68..170a89d118 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,12 +1,19 @@
 {
-   "legend" : {
-      "enabled" : "false"
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         }
+      }
+   },
+   "chart" : {
+      "type" : "column"
    },
    "drilldown" : {
       "series" : [
          {
-            "name" : "001",
-            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -20,11 +27,13 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "001",
+            "name" : "001"
          },
          {
-            "id" : "002",
             "name" : "002",
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -41,6 +50,7 @@
             ]
          },
          {
+            "name" : "003",
             "data" : [
                [
                   "Perl",
@@ -55,12 +65,9 @@
                   9
                ]
             ],
-            "name" : "003",
             "id" : "003"
          },
          {
-            "name" : "004",
-            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -74,11 +81,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "004",
+            "name" : "004"
          },
          {
-            "id" : "005",
-            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -92,9 +99,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "005",
+            "name" : "005"
          },
          {
+            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -109,12 +119,10 @@
                   7
                ]
             ],
-            "id" : "006",
-            "name" : "006"
+            "id" : "006"
          },
          {
             "id" : "007",
-            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -128,9 +136,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "007"
          },
          {
+            "name" : "008",
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -144,11 +155,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008",
-            "id" : "008"
+            ]
          },
          {
+            "name" : "009",
+            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -162,9 +173,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "009",
-            "name" : "009"
+            ]
          },
          {
             "data" : [
@@ -185,7 +194,6 @@
             "name" : "010"
          },
          {
-            "name" : "011",
             "id" : "011",
             "data" : [
                [
@@ -200,11 +208,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "011"
          },
          {
-            "id" : "012",
             "name" : "012",
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -235,10 +244,12 @@
                   13
                ]
             ],
-            "name" : "013",
-            "id" : "013"
+            "id" : "013",
+            "name" : "013"
          },
          {
+            "name" : "014",
+            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -252,13 +263,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "014",
-            "name" : "014"
+            ]
          },
          {
-            "id" : "015",
-            "name" : "015",
             "data" : [
                [
                   "Perl",
@@ -272,9 +279,12 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "id" : "015",
+            "name" : "015"
          },
          {
+            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -289,10 +299,11 @@
                   12
                ]
             ],
-            "name" : "016",
             "id" : "016"
          },
          {
+            "name" : "017",
+            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -306,11 +317,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "017",
-            "id" : "017"
+            ]
          },
          {
+            "name" : "018",
+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -324,11 +335,10 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "018",
-            "id" : "018"
+            ]
          },
          {
+            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -343,12 +353,9 @@
                   13
                ]
             ],
-            "id" : "019",
             "name" : "019"
          },
          {
-            "name" : "020",
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -362,11 +369,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "020",
+            "name" : "020"
          },
          {
-            "id" : "021",
-            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -380,11 +387,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "021",
+            "name" : "021"
          },
          {
             "name" : "022",
-            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -398,9 +406,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "022"
          },
          {
+            "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -414,13 +425,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "023",
-            "name" : "023"
+            ]
          },
          {
-            "name" : "024",
-            "id" : "024",
             "data" : [
                [
                   "Perl",
@@ -434,11 +441,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "024",
+            "name" : "024"
          },
          {
-            "name" : "025",
-            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -452,9 +459,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "025",
+            "name" : "025"
          },
          {
+            "name" : "026",
+            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -468,11 +479,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "026",
-            "id" : "026"
+            ]
          },
          {
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -487,11 +497,9 @@
                   9
                ]
             ],
-            "name" : "027",
-            "id" : "027"
+            "name" : "027"
          },
          {
-            "id" : "028",
             "name" : "028",
             "data" : [
                [
@@ -506,9 +514,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "028"
          },
          {
+            "id" : "029",
             "data" : [
                [
                   "Perl",
@@ -523,10 +533,10 @@
                   12
                ]
             ],
-            "id" : "029",
             "name" : "029"
          },
          {
+            "id" : "030",
             "data" : [
                [
                   "Perl",
@@ -541,10 +551,10 @@
                   10
                ]
             ],
-            "name" : "030",
-            "id" : "030"
+            "name" : "030"
          },
          {
+            "name" : "031",
             "data" : [
                [
                   "Perl",
@@ -559,12 +569,9 @@
                   9
                ]
             ],
-            "id" : "031",
-            "name" : "031"
+            "id" : "031"
          },
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-            "name" : "032",
-            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -578,9 +585,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "032",
+            "name" : "032"
          },
          {
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -595,10 +605,11 @@
                   10
                ]
             ],
-            "id" : "033",
             "name" : "033"
          },
          {
+            "name" : "034",
+            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -612,11 +623,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "034",
-            "name" : "034"
+            ]
          },
          {
+            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -631,12 +641,10 @@
                   9
                ]
             ],
-            "id" : "035",
-            "name" : "035"
+            "id" : "035"
          },
          {
             "id" : "036",
-            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -650,10 +658,10 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "036"
          },
          {
-            "name" : "037",
             "id" : "037",
             "data" : [
                [
@@ -668,11 +676,11 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "037"
          },
          {
             "id" : "038",
-            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -686,9 +694,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "038"
          },
          {
+            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -703,11 +713,9 @@
                   12
                ]
             ],
-            "id" : "039",
             "name" : "039"
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-            "id" : "040",
             "name" : "040",
             "data" : [
                [
@@ -722,7 +730,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "040"
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             "data" : [
@@ -739,8 +748,8 @@
                   9
                ]
             ],
-            "name" : "041",
-            "id" : "041"
+            "id" : "041",
+            "name" : "041"
          },
          {
             "name" : "042",
@@ -761,6 +770,8 @@
             ]
          },
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+            "name" : "043",
+            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -774,11 +785,10 @@
                   "Blog",
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                ]
-            ],
-            "name" : "043",
-            "id" : "043"
+            ]
          },
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+            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -793,10 +803,11 @@
                   11
                ]
             ],
-            "id" : "044",
             "name" : "044"
          },
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+            "name" : "045",
+            "id" : "045",
             "data" : [
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                   "Perl",
@@ -810,13 +821,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "045",
-            "name" : "045"
+            ]
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             "id" : "046",
-            "name" : "046",
             "data" : [
                [
                   "Perl",
@@ -830,10 +838,10 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
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             "data" : [
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@@ -848,10 +856,10 @@
                   "Blog",
                   10
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+            ],
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             "data" : [
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@@ -866,11 +874,11 @@
                   "Blog",
                   12
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+            ],
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             "data" : [
                [
                   "Perl",
@@ -884,10 +892,10 @@
                   "Blog",
                   12
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-            ]
+            ],
+            "name" : "049"
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-            "name" : "050",
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             "data" : [
                [
@@ -902,9 +910,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "050"
          },
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+            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -919,12 +929,10 @@
                   11
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-            "name" : "051",
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-            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -938,9 +946,12 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "id" : "052"
          },
          {
+            "name" : "053",
+            "id" : "053",
             "data" : [
                [
                   "Perl",
@@ -954,13 +965,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "053",
-            "id" : "053"
+            ]
          },
          {
-            "name" : "054",
-            "id" : "054",
             "data" : [
                [
                   "Perl",
@@ -974,7 +981,9 @@
                   "Blog",
                   18
                ]
-            ]
+            ],
+            "id" : "054",
+            "name" : "054"
          },
          {
             "data" : [
@@ -995,6 +1004,8 @@
             "name" : "055"
          },
          {
+            "name" : "056",
+            "id" : "056",
             "data" : [
                [
                   "Perl",
@@ -1008,12 +1019,9 @@
                   "Blog",
                   16
                ]
-            ],
-            "id" : "056",
-            "name" : "056"
+            ]
          },
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-            "name" : "057",
             "id" : "057",
             "data" : [
                [
@@ -1028,9 +1036,12 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "057"
          },
          {
+            "name" : "058",
+            "id" : "058",
             "data" : [
                [
                   "Perl",
@@ -1044,9 +1055,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "058",
-            "id" : "058"
+            ]
          },
          {
             "name" : "059",
@@ -1067,6 +1076,8 @@
             ]
          },
          {
+            "name" : "060",
+            "id" : "060",
             "data" : [
                [
                   "Perl",
@@ -1080,12 +1091,9 @@
                   "Blog",
                   16
                ]
-            ],
-            "id" : "060",
-            "name" : "060"
+            ]
          },
          {
-            "name" : "061",
             "id" : "061",
             "data" : [
                [
@@ -1100,9 +1108,11 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "061"
          },
          {
+            "id" : "062",
             "data" : [
                [
                   "Perl",
@@ -1117,10 +1127,10 @@
                   11
                ]
             ],
-            "name" : "062",
-            "id" : "062"
+            "name" : "062"
          },
          {
+            "name" : "063",
             "data" : [
                [
                   "Perl",
@@ -1135,12 +1145,9 @@
                   13
                ]
             ],
-            "id" : "063",
-            "name" : "063"
+            "id" : "063"
          },
          {
-            "id" : "064",
-            "name" : "064",
             "data" : [
                [
                   "Perl",
@@ -1154,9 +1161,12 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
+            "id" : "064",
+            "name" : "064"
          },
          {
+            "name" : "065",
             "data" : [
                [
                   "Perl",
@@ -1171,10 +1181,11 @@
                   15
                ]
             ],
-            "id" : "065",
-            "name" : "065"
+            "id" : "065"
          },
          {
+            "name" : "066",
+            "id" : "066",
             "data" : [
                [
                   "Perl",
@@ -1188,9 +1199,7 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "066",
-            "id" : "066"
+            ]
          },
          {
             "name" : "067",
@@ -1211,6 +1220,7 @@
             ]
          },
          {
+            "name" : "068",
             "data" : [
                [
                   "Perl",
@@ -1225,7 +1235,6 @@
                   13
                ]
             ],
-            "name" : "068",
             "id" : "068"
          },
          {
@@ -1247,6 +1256,7 @@
             ]
          },
          {
+            "name" : "070",
             "data" : [
                [
                   "Perl",
@@ -1261,7 +1271,6 @@
                   17
                ]
             ],
-            "name" : "070",
             "id" : "070"
          },
          {
@@ -1279,10 +1288,11 @@
                   15
                ]
             ],
-            "name" : "071",
-            "id" : "071"
+            "id" : "071",
+            "name" : "071"
          },
          {
+            "name" : "072",
             "data" : [
                [
                   "Perl",
@@ -1297,10 +1307,10 @@
                   19
                ]
             ],
-            "id" : "072",
-            "name" : "072"
+            "id" : "072"
          },
          {
+            "name" : "073",
             "data" : [