- Added solutions by Flavio Poletti.

1 files changed, 505 insertions, 505 deletions

diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index df292c24f3..22af4e3330 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,16 +1,27 @@
 {
-   "title" : {
-      "text" : "The Weekly Challenge Language"
+   "chart" : {
+      "type" : "column"
+   },
+   "legend" : {
+      "enabled" : "false"
    },
    "plotOptions" : {
       "series" : {
-         "borderWidth" : 0,
          "dataLabels" : {
             "format" : "{point.y}",
             "enabled" : 1
-         }
+         },
+         "borderWidth" : 0
       }
    },
+   "title" : {
+      "text" : "The Weekly Challenge Language"
+   },
+   "tooltip" : {
+      "followPointer" : "true",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>",
+      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>"
+   },
    "drilldown" : {
       "series" : [
          {
@@ -32,6 +43,7 @@
             "id" : "001"
          },
          {
+            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -46,10 +58,10 @@
                   10
                ]
             ],
-            "id" : "002",
             "name" : "002"
          },
          {
+            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -64,11 +76,10 @@
                   9
                ]
             ],
-            "id" : "003",
             "name" : "003"
          },
          {
-            "id" : "004",
+            "name" : "004",
             "data" : [
                [
                   "Perl",
@@ -83,9 +94,11 @@
                   10
                ]
             ],
-            "name" : "004"
+            "id" : "004"
          },
          {
+            "id" : "005",
+            "name" : "005",
             "data" : [
                [
                   "Perl",
@@ -99,11 +112,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "005",
-            "name" : "005"
+            ]
          },
          {
+            "id" : "006",
             "data" : [
                [
                   "Perl",
@@ -118,7 +130,6 @@
                   7
                ]
             ],
-            "id" : "006",
             "name" : "006"
          },
          {
@@ -140,7 +151,6 @@
             "name" : "007"
          },
          {
-            "name" : "008",
             "id" : "008",
             "data" : [
                [
@@ -155,11 +165,11 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "008"
          },
          {
             "name" : "009",
-            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -173,9 +183,12 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "009"
          },
          {
+            "id" : "010",
+            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -189,12 +202,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "010",
-            "name" : "010"
+            ]
          },
          {
-            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -209,11 +219,12 @@
                   10
                ]
             ],
-            "name" : "011"
+            "name" : "011",
+            "id" : "011"
          },
          {
-            "name" : "012",
             "id" : "012",
+            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -262,12 +273,10 @@
                   15
                ]
             ],
-            "id" : "014",
-            "name" : "014"
+            "name" : "014",
+            "id" : "014"
          },
          {
-            "name" : "015",
-            "id" : "015",
             "data" : [
                [
                   "Perl",
@@ -281,7 +290,9 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "name" : "015",
+            "id" : "015"
          },
          {
             "name" : "016",
@@ -302,7 +313,6 @@
             "id" : "016"
          },
          {
-            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -317,11 +327,12 @@
                   12
                ]
             ],
-            "name" : "017"
+            "name" : "017",
+            "id" : "017"
          },
          {
-            "name" : "018",
             "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -339,7 +350,6 @@
          },
          {
             "name" : "019",
-            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -353,10 +363,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "019"
          },
          {
-            "name" : "020",
+            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -371,9 +382,10 @@
                   13
                ]
             ],
-            "id" : "020"
+            "name" : "020"
          },
          {
+            "id" : "021",
             "name" : "021",
             "data" : [
                [
@@ -388,11 +400,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "021"
+            ]
          },
          {
-            "name" : "022",
             "id" : "022",
             "data" : [
                [
@@ -407,11 +417,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "022"
          },
          {
-            "name" : "023",
             "id" : "023",
+            "name" : "023",
             "data" : [
                [
                   "Perl",
@@ -428,8 +439,8 @@
             ]
          },
          {
-            "name" : "024",
             "id" : "024",
+            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -460,11 +471,12 @@
                   12
                ]
             ],
-            "id" : "025",
-            "name" : "025"
+            "name" : "025",
+            "id" : "025"
          },
          {
             "id" : "026",
+            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -478,8 +490,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "026"
+            ]
          },
          {
             "data" : [
@@ -496,12 +507,12 @@
                   9
                ]
             ],
-            "id" : "027",
-            "name" : "027"
+            "name" : "027",
+            "id" : "027"
          },
          {
-            "name" : "028",
             "id" : "028",
+            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -532,10 +543,11 @@
                   12
                ]
             ],
-            "id" : "029",
-            "name" : "029"
+            "name" : "029",
+            "id" : "029"
          },
          {
+            "id" : "030",
             "name" : "030",
             "data" : [
                [
@@ -550,11 +562,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "030"
+            ]
          },
          {
-            "name" : "031",
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -569,9 +580,11 @@
                   9
                ]
             ],
-            "id" : "031"
+            "name" : "031"
          },
          {
+            "id" : "032",
+            "name" : "032",
             "data" : [
                [
                   "Perl",
@@ -585,11 +598,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "032",
-            "name" : "032"
+            ]
          },
          {
+            "id" : "033",
             "name" : "033",
             "data" : [
                [
@@ -604,8 +616,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "033"
+            ]
          },
          {
             "id" : "034",
@@ -626,7 +637,7 @@
             "name" : "034"
          },
          {
-            "name" : "035",
+            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -641,9 +652,10 @@
                   9
                ]
             ],
-            "id" : "035"
+            "name" : "035"
          },
          {
+            "id" : "036",
             "name" : "036",
             "data" : [
                [
@@ -658,11 +670,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "036"
+            ]
          },
          {
-            "id" : "037",
+            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -677,10 +688,9 @@
                   9
                ]
             ],
-            "name" : "037"
+            "id" : "037"
          },
          {
-            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -695,10 +705,10 @@
                   12
                ]
             ],
+            "name" : "038",
             "id" : "038"
          },
          {
-            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -713,11 +723,10 @@
                   12
                ]
             ],
+            "name" : "039",
             "id" : "039"
          },
          {
-            "name" : "040",
-            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -731,9 +740,13 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "040",
+            "id" : "040"
          },
          {
+            "id" : "041",
+            "name" : "041",
             "data" : [
                [
                   "Perl",
@@ -747,9 +760,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "041",
-            "name" : "041"
+            ]
          },
          {
             "name" : "042",
@@ -770,6 +781,7 @@
             "id" : "042"
          },
          {
+            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -784,11 +796,11 @@
                   11
                ]
             ],
-            "id" : "043",
             "name" : "043"
          },
          {
             "id" : "044",
+            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -802,11 +814,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "044"
+            ]
          },
          {
-            "name" : "045",
+            "id" : "045",
             "data" : [
                [
                   "Perl",
@@ -821,7 +832,7 @@
                   11
                ]
             ],
-            "id" : "045"
+            "name" : "045"
          },
          {
             "data" : [
@@ -838,8 +849,8 @@
                   10
                ]
             ],
-            "id" : "046",
-            "name" : "046"
+            "name" : "046",
+            "id" : "046"
          },
          {
             "id" : "047",
@@ -860,6 +871,8 @@
             "name" : "047"
          },
          {
+            "id" : "048",
+            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -873,12 +886,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "048",
-            "name" : "048"
+            ]
          },
          {
-            "name" : "049",
+            "id" : "049",
             "data" : [
                [
                   "Perl",
@@ -893,10 +904,10 @@
                   12
                ]
             ],
-            "id" : "049"
+            "name" : "049"
          },
          {
-            "id" : "050",
+            "name" : "050",
             "data" : [
                [
                   "Perl",
@@ -911,10 +922,10 @@
                   12
                ]
             ],
-            "name" : "050"
+            "id" : "050"
          },
          {
-            "id" : "051",
+            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -929,9 +940,10 @@
                   11
                ]
             ],
-            "name" : "051"
+            "id" : "051"
          },
          {
+            "id" : "052",
             "data" : [
                [
                   "Perl",
@@ -946,7 +958,6 @@
                   14
                ]
             ],
-            "id" : "052",
             "name" : "052"
          },
          {
@@ -968,7 +979,6 @@
             "id" : "053"
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          {
-            "id" : "054",
             "data" : [
                [
                   "Perl",
@@ -983,7 +993,8 @@
                   18
                ]
             ],
-            "name" : "054"
+            "name" : "054",
+            "id" : "054"
          },
          {
             "name" : "055",
@@ -1022,6 +1033,7 @@
             "id" : "056"
          },
          {
+            "id" : "057",
             "data" : [
                [
                   "Perl",
@@ -1036,10 +1048,10 @@
                   15
                ]
             ],
-            "id" : "057",
             "name" : "057"
          },
          {
+            "name" : "058",
             "data" : [
                [
                   "Perl",
@@ -1054,8 +1066,7 @@
                   13
                ]
             ],
-            "id" : "058",
-            "name" : "058"
+            "id" : "058"
          },
          {
             "id" : "059",
@@ -1077,7 +1088,6 @@
          },
          {
             "name" : "060",
-            "id" : "060",
             "data" : [
                [
                   "Perl",
@@ -1091,9 +1101,11 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
+            "id" : "060"
          },
          {
+            "id" : "061",
             "data" : [
                [
                   "Perl",
@@ -1108,11 +1120,10 @@
                   14
                ]
             ],
-            "id" : "061",
             "name" : "061"
          },
          {
-            "id" : "062",
+            "name" : "062",
             "data" : [
                [
                   "Perl",
@@ -1127,11 +1138,9 @@
                   11
                ]
             ],
-            "name" : "062"
+            "id" : "062"
          },
          {
-            "name" : "063",
-            "id" : "063",
             "data" : [
                [
                   "Perl",
@@ -1145,11 +1154,12 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "name" : "063",
+            "id" : "063"
          },
          {
             "name" : "064",
-            "id" : "064",
             "data" : [
                [
                   "Perl",
@@ -1163,9 +1173,11 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
+            "id" : "064"
          },
          {
+            "id" : "065",
             "name" : "065",
             "data" : [
                [
@@ -1180,11 +1192,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "065"
+            ]
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-            "name" : "066",
             "id" : "066",
             "data" : [
                [
@@ -1199,10 +1209,11 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
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             "data" : [
                [
                   "Perl",
@@ -1217,11 +1228,10 @@
                   18
                ]
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-            "id" : "067"
+            "name" : "067"
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-            "id" : "068",
             "data" : [
                [
                   "Perl",
@@ -1235,11 +1245,11 @@
                   "Blog",
                   13
                ]
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+            ],
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             "name" : "069",
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             "data" : [
                [
                   "Perl",
@@ -1253,10 +1263,10 @@
                   "Blog",
                   16
                ]
-            ]
+            ],
+            "id" : "069"
          },
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-            "name" : "070",
             "id" : "070",
             "data" : [
                [
@@ -1271,9 +1281,11 @@
                   "Blog",
                   17
                ]
-            ]
+            ],
+            "name" : "070"
          },
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+            "id" : "071",
             "data" : [
                [
                   "Perl",
@@ -1288,7 +1300,6 @@
                   15
                ]
             ],
-            "id" : "071",
             "name" : "071"
          },
          {
@@ -1306,11 +1317,12 @@
                   19
                ]
             ],
-            "id" : "072",
-            "name" : "072"
+            "name" : "072",
+            "id" : "072"
          },
          {
             "id" : "073",
+            "name" : "073",
             "data" : [
                [
                   "Perl",
@@ -1324,11 +1336,10 @@
                   "Blog",
                   17
                ]
-            ],
-            "name" : "073"
+            ]
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-            "id" : "074",
+            "name" : "074",
             "data" : [
                [
                   "Perl",
@@ -1343,10 +1354,10 @@
                   20
                ]
             ],
-            "name" : "074"
+            "id" : "074"
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+            "id" : "075",
             "data" : [
                [
                   "Perl",
@@ -1361,9 +1372,11 @@
                   20
                ]
             ],
-            "id" : "075"
+            "name" : "075"
          },
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+            "id" : "076",
+            "name" : "076",
             "data" : [
                [
                   "Perl",
@@ -1377,13 +1390,9 @@
                   "Blog",
                   16
                ]
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-            "name" : "076"
+            ]
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-            "id" : "077",
             "data" : [
                [
                   "Perl",
@@ -1397,11 +1406,11 @@
                   "Blog",
                   14
                ]
-            ]
+            ],
+            "name" : "077",
+            "id" : "077"
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-            "name" : "078",
-            "id" : "078",
             "data" : [
                [
                   "Perl",
@@ -1415,7 +1424,9 @@
                   "Blog",
                   18
                ]
-            ]
+            ],
+            "name" : "078",
+            "id" : "078"
          },
          {
             "id" : "079",
@@ -1454,7 +1465,6 @@
             "id" : "080"
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-            "name" : "081",
             "data" : [
                [
                   "Perl",
@@ -1469,9 +1479,11 @@
                   15
                ]
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+            "name" : "081",
             "id" : "081"
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+            "name" : "082",
             "data" : [
                [
                   "Perl",
@@ -1486,11 +1498,10 @@
                   17
                ]
             ],
-            "id" : "082",
-            "name" : "082"
+            "id" : "082"
          },
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-            "id" : "083",
+            "name" : "083",
             "data" : [
                [
                   "Perl",
@@ -1505,10 +1516,9 @@
                   16
                ]
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-            "name" : "083"
+            "id" : "083"
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          {
-            "name" : "084",
             "data" : [
                [
                   "Perl",
@@ -1523,9 +1533,11 @@
                   12
                ]
             ],
+            "name" : "084",
             "id" : "084"
          },
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+            "id" : "085",
             "name" : "085",
             "data" : [
                [
@@ -1540,8 +1552,7 @@
                   "Blog",
                   18
                ]
-            ],
-            "id" : "085"
+            ]
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          {
             "data" : [
@@ -1558,10 +1569,12 @@
                   15
                ]
             ],
-            "id" : "086",
-            "name" : "086"
+            "name" : "086",
+            "id" : "086"
          },
          {
+            "id" : "087",
+            "name" : "087",
             "data" : [
                [
                   "Perl",
@@ -1575,13 +1588,11 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "087",
-            "name" : "087"
+            ]
          },
          {
-            "name" : "088",
             "id" : "088",
+            "name" : "088",
             "data" : [
                [
                   "Perl",
@@ -1598,7 +1609,6 @@
             ]
          },
          {
-            "name" : "089",
             "data" : [
                [
                   "Perl",
@@ -1613,9 +1623,11 @@
                   20
                ]
             ],
+            "name" : "089",
             "id" : "089"
          },
          {
+            "id" : "090",
             "name" : "090",
             "data" : [
                [
@@ -1630,11 +1642,10 @@
                   "Blog",
                   17
                ]
-            ],
-            "id" : "090"
+            ]
          },
          {
-            "name" : "091",
+            "id" : "091",
             "data" : [
                [
                   "Perl",
@@ -1649,11 +1660,11 @@
                   16
                ]
             ],
-            "id" : "091"
+            "name" : "091"
          },
          {
-            "name" : "092",
             "id" : "092",
+            "name" : "092",
             "data" : [
                [
                   "Perl",
@@ -1684,11 +1695,11 @@
                   16
                ]
             ],
-            "id" : "093",
-            "name" : "093"
+            "name" : "093",
+            "id" : "093"
          },
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-            "id" : "094",
+            "name" : "094",
             "data" : [
                [
                   "Perl",
@@ -1703,11 +1714,9 @@
                   17
                ]
             ],
-            "name" : "094"
+            "id" : "094"
          },
          {
-            "name" : "095",
-            "id" : "095",
             "data" : [
                [
                   "Perl",
@@ -1721,9 +1730,12 @@
                   "Blog",
                   19
                ]
-            ]
+            ],
+            "name" : "095",
+            "id" : "095"
          },
          {
+            "name" : "096",
             "data" : [
                [
                   "Perl",
@@ -1738,12 +1750,10 @@
                   19
                ]
             ],
-            "id" : "096",
-            "name" : "096"
+            "id" : "096"
          },
          {
             "name" : "097",
-            "id" : "097",
             "data" : [
                [
                   "Perl",
@@ -1757,10 +1767,10 @@
                   "Blog",
                   19
                ]
-            ]
+            ],
+            "id" : "097"
          },
          {
-            "id" : "098",
             "data" : [
                [
                   "Perl",
@@ -1775,9 +1785,11 @@
                   17
                ]
             ],
-            "name" : "098"
+            "name" : "098",
+            "id" : "098"
          },
          {
+            "id" : "099",
             "data" : [
                [
                   "Perl",
@@ -1792,10 +1804,10 @@
                   14
                ]
             ],
-            "id" : "099",
             "name" : "099"
          },
          {
+            "name" : "100",
             "data" : [
                [
                   "Perl",
@@ -1810,12 +1822,11 @@
                   21
                ]
             ],
-            "id" : "100",
-            "name" : "100"
+            "id" : "100"
          },
          {
-            "name" : "101",
             "id" : "101",
+            "name" : "101",
             "data" : [
                [
                   "Perl",
@@ -1846,8 +1857,8 @@
                   15
                ]
             ],
-            "id" : "102",
-            "name" : "102"
+            "name" : "102",
+            "id" : "102"
          },
          {
             "data" : [
@@ -1864,8 +1875,8 @@
                   15
                ]
             ],
-            "id" : "103",
-            "name" : "103"
+            "name" : "103",
+            "id" : "103"
          },
          {
             "data" : [
@@ -1882,12 +1893,12 @@
                   14
                ]
             ],
-            "id" : "104",
-            "name" : "104"
+            "name" : "104",
+            "id" : "104"
          },
          {
-            "name" : "105",
             "id" : "105",
+            "name" : "105",
             "data" : [
                [
                   "Perl",
@@ -1904,8 +1915,8 @@
             ]
          },
          {
-            "name" : "106",
             "id" : "106",
+            "name" : "106",
             "data" : [
                [
                   "Perl",
@@ -1922,6 +1933,7 @@
             ]
          },
          {
+            "id" : "107",
             "data" : [
                [
                   "Perl",
@@ -1936,7 +1948,6 @@
                   19
                ]
             ],
-            "id" : "107",
             "name" : "107"
          },
          {
@@ -1958,6 +1969,7 @@
             "id" : "108"
          },
          {
+            "id" : "109",
             "data" : [
                [
                   "Perl",
@@ -1972,11 +1984,9 @@
                   22
                ]
             ],
-            "id" : "109",
             "name" : "109"
          },
          {
-            "name" : "110",
             "data" : [
                [
                   "Perl",
@@ -1991,11 +2001,10 @@
                   25
                ]
             ],
+            "name" : "110",
             "id" : "110"
          },
          {
-            "name" : "111",
-            "id" : "111",
             "data" : [
                [
                   "Perl",
@@ -2009,11 +2018,13 @@
                   "Blog",
                   17
                ]
-            ]
+            ],
+            "name" : "111",
+            "id" : "111"
          },
          {
-            "name" : "112",
             "id" : "112",
+            "name" : "112",
             "data" : [
                [
                   "Perl",
@@ -2030,7 +2041,6 @@
             ]
          },
          {
-            "name" : "113",
             "data" : [
                [
                   "Perl",
@@ -2045,10 +2055,11 @@
                   19
                ]
             ],
+            "name" : "113",
             "id" : "113"
          },
          {
-            "id" : "114",
+            "name" : "114",
             "data" : [
                [
                   "Perl",
@@