- Added solution to 3 Sum task.

11 files changed, 1312 insertions, 1297 deletions

diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 8e551bffcb..6b9bbfdefe 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,15 +1,21 @@
 {
-   "tooltip" : {
-      "followPointer" : 1,
-      "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/>"
-   },
    "chart" : {
       "type" : "column"
    },
    "title" : {
       "text" : "Perl Weekly Challenge - 051"
    },
+   "legend" : {
+      "enabled" : 0
+   },
+   "subtitle" : {
+      "text" : "[Champions: 10] Last updated at 2020-03-09 19:25:18 GMT"
+   },
+   "tooltip" : {
+      "followPointer" : 1,
+      "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/>"
+   },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
@@ -18,6 +24,73 @@
    "xAxis" : {
       "type" : "category"
    },
+   "series" : [
+      {
+         "data" : [
+            {
+               "drilldown" : "Dave Cross",
+               "name" : "Dave Cross",
+               "y" : 2
+            },
+            {
+               "y" : 5,
+               "name" : "Javier Luque",
+               "drilldown" : "Javier Luque"
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Luca Ferrari",
+               "name" : "Luca Ferrari"
+            },
+            {
+               "y" : 2,
+               "drilldown" : "Markus Holzer",
+               "name" : "Markus Holzer"
+            },
+            {
+               "drilldown" : "Mohammad S Anwar",
+               "name" : "Mohammad S Anwar",
+               "y" : 1
+            },
+            {
+               "name" : "Phillip Harris",
+               "drilldown" : "Phillip Harris",
+               "y" : 1
+            },
+            {
+               "y" : 4,
+               "drilldown" : "Roger Bell West",
+               "name" : "Roger Bell West"
+            },
+            {
+               "drilldown" : "Simon Proctor",
+               "name" : "Simon Proctor",
+               "y" : 2
+            },
+            {
+               "name" : "Wanderdoc",
+               "drilldown" : "Wanderdoc",
+               "y" : 2
+            },
+            {
+               "name" : "Yet Ebreo",
+               "drilldown" : "Yet Ebreo",
+               "y" : 2
+            }
+         ],
+         "name" : "Perl Weekly Challenge - 051",
+         "colorByPoint" : 1
+      }
+   ],
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
+      }
+   },
    "drilldown" : {
       "series" : [
          {
@@ -27,8 +100,8 @@
                   2
                ]
             ],
-            "id" : "Dave Cross",
-            "name" : "Dave Cross"
+            "name" : "Dave Cross",
+            "id" : "Dave Cross"
          },
          {
             "data" : [
@@ -50,6 +123,7 @@
          },
          {
             "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -59,28 +133,37 @@
                   "Blog",
                   2
                ]
-            ],
-            "id" : "Luca Ferrari"
+            ]
          },
          {
-            "name" : "Markus Holzer",
-            "id" : "Markus Holzer",
             "data" : [
                [
                   "Raku",
                   2
                ]
+            ],
+            "id" : "Markus Holzer",
+            "name" : "Markus Holzer"
+         },
+         {
+            "id" : "Mohammad S Anwar",
+            "name" : "Mohammad S Anwar",
+            "data" : [
+               [
+                  "Perl",
+                  1
+               ]
             ]
          },
          {
+            "name" : "Phillip Harris",
             "id" : "Phillip Harris",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "name" : "Phillip Harris"
+            ]
          },
          {
             "data" : [
@@ -97,103 +180,35 @@
             "name" : "Roger Bell West"
          },
          {
+            "name" : "Simon Proctor",
+            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Simon Proctor",
-            "name" : "Simon Proctor"
+            ]
          },
          {
-            "name" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Wanderdoc"
+            "id" : "Wanderdoc",
+            "name" : "Wanderdoc"
          },
          {
-            "name" : "Yet Ebreo",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Yet Ebreo"
+            "id" : "Yet Ebreo",
+            "name" : "Yet Ebreo"
          }
       ]
-   },
-   "series" : [
-      {
-         "data" : [
-            {
-               "drilldown" : "Dave Cross",
-               "name" : "Dave Cross",
-               "y" : 2
-            },
-            {
-               "name" : "Javier Luque",
-               "drilldown" : "Javier Luque",
-               "y" : 5
-            },
-            {
-               "y" : 4,
-               "drilldown" : "Luca Ferrari",
-               "name" : "Luca Ferrari"
-            },
-            {
-               "y" : 2,
-               "name" : "Markus Holzer",
-               "drilldown" : "Markus Holzer"
-            },
-            {
-               "y" : 1,
-               "drilldown" : "Phillip Harris",
-               "name" : "Phillip Harris"
-            },
-            {
-               "name" : "Roger Bell West",
-               "drilldown" : "Roger Bell West",
-               "y" : 4
-            },
-            {
-               "drilldown" : "Simon Proctor",
-               "name" : "Simon Proctor",
-               "y" : 2
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Wanderdoc",
-               "name" : "Wanderdoc"
-            },
-            {
-               "y" : 2,
-               "drilldown" : "Yet Ebreo",
-               "name" : "Yet Ebreo"
-            }
-         ],
-         "colorByPoint" : 1,
-         "name" : "Perl Weekly Challenge - 051"
-      }
-   ],
-   "subtitle" : {
-      "text" : "[Champions: 9] Last updated at 2020-03-09 18:17:56 GMT"
-   },
-   "legend" : {
-      "enabled" : 0
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 610caf6df6..0cceea25ae 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,33 +1,37 @@
 {
    "yAxis" : {
+      "min" : 0,
       "title" : {
          "text" : null
-      },
-      "min" : 0
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+      }
    },
    "xAxis" : {
       "labels" : {
          "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
          }
       },
       "type" : "category"
    },
-   "chart" : {
-      "type" : "column"
-   },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
-   "legend" : {
-      "enabled" : "false"
-   },
    "series" : [
       {
+         "name" : "Contributions",
+         "dataLabels" : {
+            "format" : "{point.y:.0f}",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
+            "y" : 10,
+            "rotation" : -90,
+            "enabled" : "true",
+            "align" : "right",
+            "color" : "#FFFFFF"
+         },
          "data" : [
             [
                "Blog",
@@ -35,29 +39,25 @@
             ],
             [
                "Perl",
-               2120
+               2121
             ],
             [
                "Raku",
                1298
             ]
-         ],
-         "name" : "Contributions",
-         "dataLabels" : {
-            "y" : 10,
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "enabled" : "true",
-            "color" : "#FFFFFF",
-            "align" : "right",
-            "rotation" : -90,
-            "format" : "{point.y:.0f}"
-         }
+         ]
       }
    ],
+   "chart" : {
+      "type" : "column"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
    "subtitle" : {
-      "text" : "Last updated at 2020-03-09 18:17:56 GMT"
+      "text" : "Last updated at 2020-03-09 19:25:18 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index f85288ed20..2cdc341215 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,302 +1,7 @@
 {
-   "title" : {
-      "text" : "Perl Weekly Challenge Language"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "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>"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "plotOptions" : {
-      "series" : {
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         },
-         "borderWidth" : 0
-      }
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
-   "series" : [
-      {
-         "name" : "Perl Weekly Challenge Languages",
-         "colorByPoint" : "true",
-         "data" : [
-            {
-               "y" : 140,
-               "drilldown" : "001",
-               "name" : "#001"
-            },
-            {
-               "y" : 109,
-               "name" : "#002",
-               "drilldown" : "002"
-            },
-            {
-               "drilldown" : "003",
-               "name" : "#003",
-               "y" : 71
-            },
-            {
-               "drilldown" : "004",
-               "name" : "#004",
-               "y" : 91
-            },
-            {
-               "y" : 71,
-               "drilldown" : "005",
-               "name" : "#005"
-            },
-            {
-               "y" : 52,
-               "drilldown" : "006",
-               "name" : "#006"
-            },
-            {
-               "drilldown" : "007",
-               "name" : "#007",
-               "y" : 58
-            },
-            {
-               "drilldown" : "008",
-               "name" : "#008",
-               "y" : 70
-            },
-            {
-               "drilldown" : "009",
-               "name" : "#009",
-               "y" : 68
-            },
-            {
-               "y" : 60,
-               "name" : "#010",
-               "drilldown" : "010"
-            },
-            {
-               "y" : 79,
-               "drilldown" : "011",
-               "name" : "#011"
-            },
-            {
-               "drilldown" : "012",
-               "name" : "#012",
-               "y" : 83
-            },
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-               "drilldown" : "013",
-               "name" : "#013"
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-               "drilldown" : "014",
-               "name" : "#014"
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-               "drilldown" : "015",
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-               "name" : "#017",
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-               "drilldown" : "020",
-               "name" : "#020"
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-               "y" : 67
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-               "drilldown" : "022",
-               "name" : "#022",
-               "y" : 63
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-               "name" : "#023",
-               "drilldown" : "023"
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-               "name" : "#024",
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-               "name" : "#025",
-               "drilldown" : "025"
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-               "name" : "#027",
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-               "name" : "#028",
-               "drilldown" : "028"
-            },
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-               "drilldown" : "029"
-            },
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-               "name" : "#030",
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-               "drilldown" : "032",
-               "name" : "#032",
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-               "drilldown" : "033",
-               "name" : "#033"
-            },
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-               "name" : "#034",
-               "drilldown" : "034"
-            },
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-               "drilldown" : "035",
-               "y" : 62
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-               "drilldown" : "036",
-               "name" : "#036",
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-            },
-            {
-               "y" : 63,
-               "name" : "#037",
-               "drilldown" : "037"
-            },
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-               "name" : "#039",
-               "drilldown" : "039"
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-               "name" : "#040",
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-               "drilldown" : "041",
-               "name" : "#041"
-            },
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-               "drilldown" : "042"
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-               "drilldown" : "043"
-            },
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-               "name" : "#044",
-               "drilldown" : "044"
-            },
-            {
-               "drilldown" : "045",
-               "name" : "#045",
-               "y" : 94
-            },
-            {
-               "name" : "#046",
-               "drilldown" : "046",
-               "y" : 83
-            },
-            {
-               "y" : 81,
-               "drilldown" : "047",
-               "name" : "#047"
-            },
-            {
-               "drilldown" : "048",
-               "name" : "#048",
-               "y" : 105
-            },
-            {
-               "drilldown" : "049",
-               "name" : "#049",
-               "y" : 80
-            },
-            {
-               "drilldown" : "050",
-               "name" : "#050",
-               "y" : 93
-            },
-            {
-               "drilldown" : "051",
-               "name" : "#051",
-               "y" : 24
-            }
-         ]
-      }
-   ],
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -311,7 +16,8 @@
                   11
                ]
             ],
-            "name" : "001"
+            "name" : "001",
+            "id" : "001"
          },
          {
             "name" : "002",
@@ -346,10 +52,11 @@
                   9
                ]
             ],
-            "id" : "003",
-            "name" : "003"
+            "name" : "003",
+            "id" : "003"
          },
          {
+            "id" : "004",
             "name" : "004",
             "data" : [
                [
@@ -364,10 +71,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "id" : "004"
+            ]
          },
          {
+            "name" : "005",
             "id" : "005",
             "data" : [
                [
@@ -382,11 +89,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005"
+            ]
          },
          {
-            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -401,6 +106,7 @@
                   7
                ]
             ],
+            "name" : "006",
             "id" : "006"
          },
          {
@@ -422,8 +128,6 @@
             "name" : "007"
          },
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-            "name" : "008",
-            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -437,9 +141,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "008",
+            "id" : "008"
          },
          {
+            "id" : "009",
+            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -453,9 +161,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "009",
-            "name" : "009"
+            ]
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          {
             "name" : "010",
@@ -476,6 +182,7 @@
             ]
          },
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+            "name" : "011",
             "id" : "011",
             "data" : [
                [
@@ -490,8 +197,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "011"
+            ]
          },
          {
             "name" : "012",
@@ -512,6 +218,8 @@
             ]
          },
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+            "id" : "013",
+            "name" : "013",
             "data" : [
                [
                   "Perl",
@@ -525,13 +233,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "id" : "013",
-            "name" : "013"
+            ]
          },
          {
-            "name" : "014",
             "id" : "014",
+            "name" : "014",
             "data" : [
                [
                   "Perl",
@@ -548,6 +254,7 @@
             ]
          },
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+            "name" : "015",
             "id" : "015",
             "data" : [
                [
@@ -562,11 +269,9 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "015"
+            ]
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-            "name" : "016",
             "data" : [
                [
                   "Perl",
@@ -581,10 +286,10 @@
                   12
                ]
             ],
-            "id" : "016"
+            "id" : "016",
+            "name" : "016"
          },
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-            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -599,11 +304,12 @@
                   12
                ]
             ],
+            "id" : "017",
             "name" : "017"
          },
          {
-            "name" : "018",
             "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -620,7 +326,6 @@
             ]
          },
          {
-            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -635,10 +340,10 @@
                   13
                ]
             ],
-            "name" : "019"
+            "name" : "019",
+            "id" : "019"
          },
          {
-            "name" : "020",
             "data" : [
                [
                   "Perl",
@@ -653,11 +358,10 @@
                   13
                ]
             ],
-            "id" : "020"
+            "id" : "020",
+            "name" : "020"
          },
          {
-            "name" : "021",
-            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -671,9 +375,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "021",
+            "name" : "021"
          },
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+            "name" : "022",
             "id" : "022",
             "data" : [
                [
@@ -688,8 +395,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "022"
+            ]
          },
          {
             "data" : [
@@ -710,8 +416,6 @@
             "name" : "023"
          },
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-            "name" : "024",
-            "id" : "024",
             "data" : [
                [
                   "Perl",
@@ -725,7 +429,9 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "024",
+            "id" : "024"
          },
          {
             "name" : "025",
@@ -746,8 +452,6 @@
             ]
          },
          {
-            "name" : "026",
-            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -761,11 +465,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "026",
+            "id" : "026"
          },
          {
-            "name" : "027",
-            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -779,11 +483,13 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "027",
+            "name" : "027"
          },
          {
-            "name" : "028",
             "id" : "028",
+            "name" : "028",
             "data" : [
                [
                   "Perl",
@@ -818,7 +524,6 @@
             "name" : "029"
          },
          {
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -833,7 +538,8 @@
                   10
                ]
             ],
-            "id" : "030"
+            "id" : "030",
+            "name" : "030"
          },
          {
             "data" : [
@@ -850,12 +556,10 @@
                   9
                ]
             ],
-            "id" : "031",
-            "name" : "031"
+            "name" : "031",
+            "id" : "031"
          },
          {
-            "name" : "032",
-            "id" : "032",
             "data" : [
                [
                   "Perl",
@@ -869,7 +573,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "032",
+            "id" : "032"
          },
          {
             "data" : [
@@ -886,10 +592,12 @@
                   10
                ]
             ],
-            "id" : "033",
-            "name" : "033"
+            "name" : "033",
+            "id" : "033"
          },
          {
+            "id" : "034",
+            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -903,12 +611,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "034",
-            "name" : "034"
+            ]
          },
          {
-            "id" : "035",
             "data" : [
                [
                   "Perl",
@@ -923,10 +628,12 @@
                   9
                ]
             ],
-            "name" : "035"
+            "name" : "035",
+            "id" : "035"
          },
          {
             "id" : "036",
+            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -940,10 +647,10 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "036"
+            ]
          },
          {
+            "name" : "037",
             "id" : "037",
             "data" : [
                [
@@ -958,8 +665,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "name" : "037"
+            ]
          },
          {
             "data" : [
@@ -980,6 +686,8 @@
             "name" : "038"
          },
          {
+            "id" : "039",
+            "name" : "039",
             "data" : [
                [
                   "Perl",
@@ -993,12 +701,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "039",
-            "name" : "039"
+            ]
          },
          {
             "name" : "040",
+            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -1012,11 +719,9 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "040"
+            ]
          },
          {
-            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -1031,11 +736,12 @@
                   8
                ]
             ],
-            "name" : "041"
+            "name" : "041",
+            "id" : "041"
          },
          {
-            "name" : "042",
             "id" : "042",
+            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -1052,8 +758,6 @@
             ]
          },
          {
-            "name" : "043",
-            "id" : "043",
             "data" : [
                [
                   "Perl",
@@ -1067,11 +771,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "043",
+            "id" : "043"</