- Added solutions by Ulrich Rieke.

1 files changed, 793 insertions, 793 deletions

diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index e4468c21c5..93189b761a 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,616 +1,21 @@
 {
-   "series" : [
-      {
-         "colorByPoint" : "true",
-         "data" : [
-            {
-               "drilldown" : "001",
-               "y" : 161,
-               "name" : "#001"
-            },
-            {
-               "y" : 125,
-               "name" : "#002",
-               "drilldown" : "002"
-            },
-            {
-               "y" : 81,
-               "name" : "#003",
-               "drilldown" : "003"
-            },
-            {
-               "drilldown" : "004",
-               "y" : 99,
-               "name" : "#004"
-            },
-            {
-               "y" : 78,
-               "name" : "#005",
-               "drilldown" : "005"
-            },
-            {
-               "name" : "#006",
-               "y" : 58,
-               "drilldown" : "006"
-            },
-            {
-               "name" : "#007",
-               "y" : 64,
-               "drilldown" : "007"
-            },
-            {
-               "y" : 78,
-               "name" : "#008",
-               "drilldown" : "008"
-            },
-            {
-               "y" : 76,
-               "name" : "#009",
-               "drilldown" : "009"
-            },
-            {
-               "drilldown" : "010",
-               "name" : "#010",
-               "y" : 65
-            },
-            {
-               "y" : 85,
-               "name" : "#011",
-               "drilldown" : "011"
-            },
-            {
-               "drilldown" : "012",
-               "y" : 89,
-               "name" : "#012"
-            },
-            {
-               "name" : "#013",
-               "y" : 85,
-               "drilldown" : "013"
-            },
-            {
-               "y" : 101,
-               "name" : "#014",
-               "drilldown" : "014"
-            },
-            {
-               "name" : "#015",
-               "y" : 99,
-               "drilldown" : "015"
-            },
-            {
-               "y" : 71,
-               "name" : "#016",
-               "drilldown" : "016"
-            },
-            {
-               "drilldown" : "017",
-               "y" : 84,
-               "name" : "#017"
-            },
-            {
-               "y" : 81,
-               "name" : "#018",
-               "drilldown" : "018"
-            },
-            {
-               "drilldown" : "019",
-               "name" : "#019",
-               "y" : 103
-            },
-            {
-               "drilldown" : "020",
-               "y" : 101,
-               "name" : "#020"
-            },
-            {
-               "y" : 72,
-               "name" : "#021",
-               "drilldown" : "021"
-            },
-            {
-               "drilldown" : "022",
-               "y" : 68,
-               "name" : "#022"
-            },
-            {
-               "drilldown" : "023",
-               "y" : 97,
-               "name" : "#023"
-            },
-            {
-               "drilldown" : "024",
-               "y" : 74,
-               "name" : "#024"
-            },
-            {
-               "drilldown" : "025",
-               "y" : 59,
-               "name" : "#025"
-            },
-            {
-               "drilldown" : "026",
-               "name" : "#026",
-               "y" : 74
-            },
-            {
-               "drilldown" : "027",
-               "y" : 60,
-               "name" : "#027"
-            },
-            {
-               "drilldown" : "028",
-               "y" : 80,
-               "name" : "#028"
-            },
-            {
-               "y" : 79,
-               "name" : "#029",
-               "drilldown" : "029"
-            },
-            {
-               "drilldown" : "030",
-               "name" : "#030",
-               "y" : 117
-            },
-            {
-               "drilldown" : "031",
-               "name" : "#031",
-               "y" : 89
-            },
-            {
-               "name" : "#032",
-               "y" : 94,
-               "drilldown" : "032"
-            },
-            {
-               "drilldown" : "033",
-               "name" : "#033",
-               "y" : 110
-            },
-            {
-               "name" : "#034",
-               "y" : 64,
-               "drilldown" : "034"
-            },
-            {
-               "drilldown" : "035",
-               "name" : "#035",
-               "y" : 64
-            },
-            {
-               "drilldown" : "036",
-               "y" : 68,
-               "name" : "#036"
-            },
-            {
-               "y" : 67,
-               "name" : "#037",
-               "drilldown" : "037"
-            },
-            {
-               "y" : 68,
-               "name" : "#038",
-               "drilldown" : "038"
-            },
-            {
-               "drilldown" : "039",
-               "y" : 62,
-               "name" : "#039"
-            },
-            {
-               "y" : 73,
-               "name" : "#040",
-               "drilldown" : "040"
-            },
-            {
-               "drilldown" : "041",
-               "y" : 76,
-               "name" : "#041"
-            },
-            {
-               "drilldown" : "042",
-               "name" : "#042",
-               "y" : 92
-            },
-            {
-               "name" : "#043",
-               "y" : 68,
-               "drilldown" : "043"
-            },
-            {
-               "drilldown" : "044",
-               "name" : "#044",
-               "y" : 85
-            },
-            {
-               "name" : "#045",
-               "y" : 96,
-               "drilldown" : "045"
-            },
-            {
-               "drilldown" : "046",
-               "y" : 87,
-               "name" : "#046"
-            },
-            {
-               "drilldown" : "047",
-               "y" : 84,
-               "name" : "#047"
-            },
-            {
-               "name" : "#048",
-               "y" : 108,
-               "drilldown" : "048"
-            },
-            {
-               "y" : 89,
-               "name" : "#049",
-               "drilldown" : "049"
-            },
-            {
-               "drilldown" : "050",
-               "name" : "#050",
-               "y" : 98
-            },
-            {
-               "drilldown" : "051",
-               "name" : "#051",
-               "y" : 89
-            },
-            {
-               "drilldown" : "052",
-               "y" : 91,
-               "name" : "#052"
-            },
-            {
-               "name" : "#053",
-               "y" : 101,
-               "drilldown" : "053"
-            },
-            {
-               "drilldown" : "054",
-               "name" : "#054",
-               "y" : 103
-            },
-            {
-               "drilldown" : "055",
-               "y" : 88,
-               "name" : "#055"
-            },
-            {
-               "drilldown" : "056",
-               "y" : 95,
-               "name" : "#056"
-            },
-            {
-               "y" : 80,
-               "name" : "#057",
-               "drilldown" : "057"
-            },
-            {
-               "drilldown" : "058",
-               "name" : "#058",
-               "y" : 69
-            },
-            {
-               "drilldown" : "059",
-               "y" : 89,
-               "name" : "#059"
-            },
-            {
-               "name" : "#060",
-               "y" : 85,
-               "drilldown" : "060"
-            },
-            {
-               "y" : 81,
-               "name" : "#061",
-               "drilldown" : "061"
-            },
-            {
-               "name" : "#062",
-               "y" : 58,
-               "drilldown" : "062"
-            },
-            {
-               "drilldown" : "063",
-               "name" : "#063",
-               "y" : 89
-            },
-            {
-               "drilldown" : "064",
-               "name" : "#064",
-               "y" : 80
-            },
-            {
-               "drilldown" : "065",
-               "y" : 73,
-               "name" : "#065"
-            },
-            {
-               "drilldown" : "066",
-               "y" : 84,
-               "name" : "#066"
-            },
-            {
-               "drilldown" : "067",
-               "y" : 90,
-               "name" : "#067"
-            },
-            {
-               "drilldown" : "068",
-               "y" : 75,
-               "name" : "#068"
-            },
-            {
-               "drilldown" : "069",
-               "y" : 83,
-               "name" : "#069"
-            },
-            {
-               "name" : "#070",
-               "y" : 93,
-               "drilldown" : "070"
-            },
-            {
-               "name" : "#071",
-               "y" : 78,
-               "drilldown" : "071"
-            },
-            {
-               "drilldown" : "072",
-               "y" : 112,
-               "name" : "#072"
-            },
-            {
-               "y" : 110,
-               "name" : "#073",
-               "drilldown" : "073"
-            },
-            {
-               "name" : "#074",
-               "y" : 115,
-               "drilldown" : "074"
-            },
-            {
-               "drilldown" : "075",
-               "y" : 113,
-               "name" : "#075"
-            },
-            {
-               "drilldown" : "076",
-               "y" : 99,
-               "name" : "#076"
-            },
-            {
-               "name" : "#077",
-               "y" : 98,
-               "drilldown" : "077"
-            },
-            {
-               "y" : 127,
-               "name" : "#078",
-               "drilldown" : "078"
-            },
-            {
-               "drilldown" : "079",
-               "name" : "#079",
-               "y" : 122
-            },
-            {
-               "y" : 127,
-               "name" : "#080",
-               "drilldown" : "080"
-            },
-            {
-               "y" : 114,
-               "name" : "#081",
-               "drilldown" : "081"
-            },
-            {
-               "drilldown" : "082",
-               "y" : 114,
-               "name" : "#082"
-            },
-            {
-               "name" : "#083",
-               "y" : 127,
-               "drilldown" : "083"
-            },
-            {
-               "y" : 119,
-               "name" : "#084",
-               "drilldown" : "084"
-            },
-            {
-               "y" : 114,
-               "name" : "#085",
-               "drilldown" : "085"
-            },
-            {
-               "y" : 104,
-               "name" : "#086",
-               "drilldown" : "086"
-            },
-            {
-               "drilldown" : "087",
-               "y" : 101,
-               "name" : "#087"
-            },
-            {
-               "drilldown" : "088",
-               "y" : 121,
-               "name" : "#088"
-            },
-            {
-               "drilldown" : "089",
-               "y" : 113,
-               "name" : "#089"
-            },
-            {
-               "drilldown" : "090",
-               "name" : "#090",
-               "y" : 113
-            },
-            {
-               "drilldown" : "091",
-               "y" : 108,
-               "name" : "#091"
-            },
-            {
-               "y" : 98,
-               "name" : "#092",
-               "drilldown" : "092"
-            },
-            {
-               "drilldown" : "093",
-               "y" : 87,
-               "name" : "#093"
-            },
-            {
-               "name" : "#094",
-               "y" : 87,
-               "drilldown" : "094"
-            },
-            {
-               "name" : "#095",
-               "y" : 108,
-               "drilldown" : "095"
-            },
-            {
-               "drilldown" : "096",
-               "name" : "#096",
-               "y" : 108
-            },
-            {
-               "drilldown" : "097",
-               "name" : "#097",
-               "y" : 111
-            },
-            {
-               "drilldown" : "098",
-               "name" : "#098",
-               "y" : 108
-            },
-            {
-               "drilldown" : "099",
-               "name" : "#099",
-               "y" : 97
-            },
-            {
-               "y" : 120,
-               "name" : "#100",
-               "drilldown" : "100"
-            },
-            {
-               "drilldown" : "101",
-               "y" : 83,
-               "name" : "#101"
-            },
-            {
-               "y" : 90,
-               "name" : "#102",
-               "drilldown" : "102"
-            },
-            {
-               "y" : 79,
-               "name" : "#103",
-               "drilldown" : "103"
-            },
-            {
-               "drilldown" : "104",
-               "y" : 84,
-               "name" : "#104"
-            },
-            {
-               "drilldown" : "105",
-               "y" : 73,
-               "name" : "#105"
-            },
-            {
-               "name" : "#106",
-               "y" : 97,
-               "drilldown" : "106"
-            },
-            {
-               "name" : "#107",
-               "y" : 88,
-               "drilldown" : "107"
-            },
-            {
-               "name" : "#108",
-               "y" : 92,
-               "drilldown" : "108"
-            },
-            {
-               "drilldown" : "109",
-               "name" : "#109",
-               "y" : 105
-            },
-            {
-               "y" : 106,
-               "name" : "#110",
-               "drilldown" : "110"
-            },
-            {
-               "y" : 89,
-               "name" : "#111",
-               "drilldown" : "111"
-            },
-            {
-               "name" : "#112",
-               "y" : 90,
-               "drilldown" : "112"
-            },
-            {
-               "drilldown" : "113",
-               "y" : 88,
-               "name" : "#113"
-            },
-            {
-               "drilldown" : "114",
-               "name" : "#114",
-               "y" : 33
-            }
-         ],
-         "name" : "Perl Weekly Challenge Languages"
-      }
-   ],
-   "tooltip" : {
-      "headerFormat" : "<span style=\"font-size:11px\"></span>",
-      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
-      "followPointer" : "true"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Language"
+   "chart" : {
+      "type" : "column"
    },
    "xAxis" : {
       "type" : "category"
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         },
-         "borderWidth" : 0
-      }
-   },
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2021-05-25 18:43:39 GMT"
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "legend" : {
       "enabled" : "false"
    },
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
+   },
+   "tooltip" : {
+      "followPointer" : "true",
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>"
+   },
    "drilldown" : {
       "series" : [
          {
@@ -632,6 +37,8 @@
             "id" : "001"
          },
          {
+            "id" : "002",
+            "name" : "002",
             "data" : [
                [
                   "Perl",
@@ -645,9 +52,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "002",
-            "id" : "002"
+            ]
          },
          {
             "data" : [
@@ -664,11 +69,11 @@
                   9
                ]
             ],
-            "id" : "003",
-            "name" : "003"
+            "name" : "003",
+            "id" : "003"
          },
          {
-            "id" : "004",
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -683,9 +88,11 @@
                   10
                ]
             ],
-            "name" : "004"
+            "id" : "004"
          },
          {
+            "id" : "005",
+            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -699,9 +106,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005",
-            "id" : "005"
+            ]
          },
          {
             "data" : [
@@ -718,10 +123,11 @@
                   7
                ]
             ],
-            "id" : "006",
-            "name" : "006"
+            "name" : "006",
+            "id" : "006"
          },
          {
+            "name" : "007",
             "data" : [
                [
                   "Perl",
@@ -736,11 +142,10 @@
                   10
                ]
             ],
-            "name" : "007",
             "id" : "007"
          },
          {
-            "name" : "008",
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -755,7 +160,7 @@
                   12
                ]
             ],
-            "id" : "008"
+            "name" : "008"
          },
          {
             "id" : "009",
@@ -776,6 +181,7 @@
             "name" : "009"
          },
          {
+            "id" : "010",
             "name" : "010",
             "data" : [
                [
@@ -790,10 +196,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010"
+            ]
          },
          {
+            "id" : "011",
             "name" : "011",
             "data" : [
                [
@@ -808,11 +214,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "011"
+            ]
          },
          {
             "id" : "012",
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -826,11 +232,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "012"
+            ]
          },
          {
             "id" : "013",
+            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -844,8 +250,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "013"
+            ]
          },
          {
             "data" : [
@@ -862,8 +267,8 @@
                   15
                ]
             ],
-            "id" : "014",
-            "name" : "014"
+            "name" : "014",
+            "id" : "014"
          },
          {
             "data" : [
@@ -898,10 +303,11 @@
                   12
                ]
             ],
-            "id" : "016",
-            "name" : "016"
+            "name" : "016",
+            "id" : "016"
          },
          {
+            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -916,10 +322,11 @@
                   12
                ]
             ],
-            "name" : "017",
-            "id" : "017"
+            "name" : "017"
          },
          {
+            "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -933,11 +340,11 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "018",
-            "name" : "018"
+            ]
          },
          {
+            "id" : "019",
+            "name" : "019",
             "data" : [
                [
                   "Perl",
@@ -951,12 +358,9 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "019",
-            "id" : "019"
+            ]
          },
          {
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -971,10 +375,11 @@
                   13
                ]
             ],
+            "name" : "020",
             "id" : "020"
          },
          {
-            "name" : "021",
+            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -989,10 +394,10 @@
                   10
                ]
             ],
-            "id" : "021"
+            "name" : "021"
          },
          {
-            "id" : "022",
+            "name" : "022",
             "data" : [
                [
                   "Perl",
@@ -1007,10 +412,11 @@
                   10
                ]
             ],
-            "name" : "022"
+            "id" : "022"
          },
          {
             "id" : "023",
+            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -1024,10 +430,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "023"
+            ]
          },
          {
+            "id" : "024",
             "data" : [
                [
                   "Perl",
@@ -1042,10 +448,10 @@
                   11
                ]
             ],
-            "id" : "024",
             "name" : "024"
          },
          {
+            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -1060,11 +466,11 @@
                   12
                ]
             ],
-            "id" : "025",
             "name" : "025"
          },
          {
             "id" : "026",
+            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -1078,10 +484,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "026"
+            ]
          },
          {
+            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -1096,10 +502,10 @@
                   9
                ]
             ],
-            "name" : "027",
-            "id" : "027"
+            "name" : "027"
          },
          {
+            "id" : "028",
             "name" : "028",
             "data" : [
                [
@@ -1114,11 +520,11 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "028"
+            ]
          },
          {
             "id" : "029",
+            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -1132,10 +538,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "029"
+            ]
          },
          {
+            "id" : "030",
             "data" : [
                [
                   "Perl",
@@ -1150,11 +556,10 @@
                   10
                ]
             ],
-            "id" : "030",
             "name" : "030"
          },
          {
-            "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -1169,10 +574,9 @@
                   9
                ]
             ],
-            "id" : "031"
+            "name" : "031"
          },
          {
-            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -1187,9 +591,12 @@
                   10
                ]
             ],
-            "name" : "032"
+            "name" : "032",
+            "id" : "032"
          },
          {
+            "id" : "033",
+            "name" : "033",
             "data" : [
                [
                   "Perl",
@@ -1203,11 +610,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033",
-            "name" : "033"
+            ]
          },
          {
+            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -1221,11 +628,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "034",
-            "id" : "034"
+            ]
          },
          {
+            "id" : "035",
+            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -1239,9 +646,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "035",
-            "name" : "035"
+            ]
          },
          {
             "name" : "036",
@@ -1276,11 +681,11 @@
                   9
                ]
             ],
-            "id" : "037",
-            "name" : "037"
+            "name" : "037",
+            "id" : "037"
          },
          {
-            "id" : "038",
+            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -1295,9 +700,10 @@
                   12
                ]
             ],
-            "name" : "038"
+            "id" : "038"
          },
          {
+            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -1312,11 +718,10 @@
                   12
                ]
             ],
-            "id" : "039",
             "name" : "039"
          },
          {
-            "name" : "040",
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -1331,10 +736,10 @@
                   10
                ]
             ],
-            "id" : "040"
+            "name" : "040"
          },
          {
-            "id" : "041",
+            "name" : "041",
             "data" : [
                [
                   "Perl",
@@ -1349,10 +754,9 @@
                   9
                ]
             ],
-            "name" : "041"
+            "id" : "041"
          },
          {
-            "id" : "042",
             "data" : [
                [
                   "Perl",
@@ -1367,7 +771,8 @@
                   11
                ]
             ],
-            "name" : "042"
+            "name" : "042",
+            "id" : "042"
          },
          {
             "data" : [
@@ -1384,10 +789,11 @@
                   11
                ]
             ],
-            "id" : "043",
-            "name" : "043"
+            "name" : "043",
+            "id" : "043"
          },
          {
+            "id" : "044",
             "data" : [
                [
                   "Perl",
@@ -1402,10 +808,10 @@
                   11
                ]
             ],
-            "id" : "044",
             "name" : "044"
          },
          {
+            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -1420,10 +826,11 @@
                   11
                ]
             ],
-            "id" : "045",
             "name" : "045"
          },
          {
+            "id" : "046",
+            "name" : "046",
             "data" : [
                [
                   "Perl",
@@ -1437,11 +844,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "046",
-            "name" : "046"
+            ]
          },
          {
+            "name" : "047",
             "data" : [
                [
                   "Perl",
@@ -1456,7 +862,6 @@
                   10
                ]
             ],
-            "name" : "047",
             "id" : "047"
          },
          {
@@ -1496,6 +901,7 @@
             "name" : "049"
          },
          {
+            "id" : "050",
             "data" : [
                [
                   "Perl",
@@ -1510,10 +916,10 @@
                   12
                ]
             ],
-            "id" : "050",
             "name" : "050"
          },
          {
+            "id" : "051",
             "data" : [
                [
                   "Perl",
@@ -1528,11 +934,10 @@
                   11
                ]
             ],
-            "name" : "051",
-            "id" : "051"
+            "name" : "051"
          },
          {
-            "name" : "052",
+            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -1547,7 +952,7 @@
                   14
                ]
             ],
-            "id" : "052"
+            "name" : "052"
          },
          {
             "data" : [
@@ -1586,6 +991,7 @@
             "id" : "054"
          },
          {
+            "id" : "055",
             "name" : "055",
             "data" : [
                [
@@ -1600,10 +1006,11 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "055"
+            ]
          },
          {
+            "id" : "056",
+            "name" : "056",
             "data" : [
                [
                   "Perl",