- Added solutions by Walt Mankowski.

16 files changed, 1231 insertions, 1212 deletions

diff --git a/challenge-072/walt-mankowski/c++/.gitignore b/challenge-072/walt-mankowski/cpp/.gitignore
index ac77297bfe..ac77297bfe 100644
--- a/challenge-072/walt-mankowski/c++/.gitignore
+++ b/challenge-072/walt-mankowski/cpp/.gitignore
diff --git a/challenge-072/walt-mankowski/c++/Makefile b/challenge-072/walt-mankowski/cpp/Makefile
index 0192513d07..0192513d07 100644
--- a/challenge-072/walt-mankowski/c++/Makefile
+++ b/challenge-072/walt-mankowski/cpp/Makefile
diff --git a/challenge-072/walt-mankowski/c++/ch-1.cpp b/challenge-072/walt-mankowski/cpp/ch-1.cpp
index ba8c614fa1..ba8c614fa1 100644
--- a/challenge-072/walt-mankowski/c++/ch-1.cpp
+++ b/challenge-072/walt-mankowski/cpp/ch-1.cpp
diff --git a/challenge-072/walt-mankowski/c++/ch-2.cpp b/challenge-072/walt-mankowski/cpp/ch-2.cpp
index 03f5d1c067..03f5d1c067 100644
--- a/challenge-072/walt-mankowski/c++/ch-2.cpp
+++ b/challenge-072/walt-mankowski/cpp/ch-2.cpp
diff --git a/challenge-072/walt-mankowski/c++/input.txt b/challenge-072/walt-mankowski/cpp/input.txt
index 9d20b30bd1..9d20b30bd1 120000
--- a/challenge-072/walt-mankowski/c++/input.txt
+++ b/challenge-072/walt-mankowski/cpp/input.txt
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 04401967db..ab2f2d4e12 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,29 +1,16 @@
 {
-   "chart" : {
-      "type" : "column"
-   },
-   "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/>"
-   },
    "legend" : {
       "enabled" : 0
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "series" : [
       {
-         "name" : "Perl Weekly Challenge - 072",
          "colorByPoint" : 1,
+         "name" : "Perl Weekly Challenge - 072",
          "data" : [
             {
                "drilldown" : "Andrew Shitov",
-               "name" : "Andrew Shitov",
-               "y" : 3
+               "y" : 3,
+               "name" : "Andrew Shitov"
             },
             {
                "y" : 2,
@@ -32,8 +19,8 @@
             },
             {
                "drilldown" : "E. Choroba",
-               "name" : "E. Choroba",
-               "y" : 2
+               "y" : 2,
+               "name" : "E. Choroba"
             },
             {
                "drilldown" : "Jan Krnavek",
@@ -46,59 +33,64 @@
                "y" : 2
             },
             {
-               "drilldown" : "Javier Luque",
                "name" : "Javier Luque",
-               "y" : 5
+               "y" : 5,
+               "drilldown" : "Javier Luque"
             },
             {
-               "drilldown" : "Jorg Sommrey",
+               "y" : 2,
                "name" : "Jorg Sommrey",
-               "y" : 2
+               "drilldown" : "Jorg Sommrey"
             },
             {
-               "y" : 4,
                "name" : "Luca Ferrari",
+               "y" : 4,
                "drilldown" : "Luca Ferrari"
             },
             {
-               "y" : 2,
                "name" : "Mark Anderson",
+               "y" : 2,
                "drilldown" : "Mark Anderson"
             },
             {
+               "drilldown" : "Mohammad S Anwar",
                "y" : 4,
-               "name" : "Mohammad S Anwar",
-               "drilldown" : "Mohammad S Anwar"
+               "name" : "Mohammad S Anwar"
             },
             {
-               "name" : "Myoungjin Jeon",
                "y" : 4,
+               "name" : "Myoungjin Jeon",
                "drilldown" : "Myoungjin Jeon"
             },
             {
+               "drilldown" : "Niels van Dijke",
                "y" : 2,
-               "name" : "Niels van Dijke",
-               "drilldown" : "Niels van Dijke"
+               "name" : "Niels van Dijke"
             },
             {
                "drilldown" : "Roger Bell_West",
-               "y" : 4,
-               "name" : "Roger Bell_West"
+               "name" : "Roger Bell_West",
+               "y" : 4
             },
             {
-               "y" : 2,
                "name" : "Simon Miner",
+               "y" : 2,
                "drilldown" : "Simon Miner"
             },
             {
+               "drilldown" : "Simon Proctor",
                "name" : "Simon Proctor",
-               "y" : 2,
-               "drilldown" : "Simon Proctor"
+               "y" : 2
             },
             {
-               "drilldown" : "Ulrich Rieke",
+               "y" : 4,
                "name" : "Ulrich Rieke",
-               "y" : 4
+               "drilldown" : "Ulrich Rieke"
+            },
+            {
+               "y" : 3,
+               "name" : "Walt Mankowski",
+               "drilldown" : "Walt Mankowski"
             },
             {
                "drilldown" : "Wanderdoc",
@@ -106,18 +98,27 @@
                "name" : "Wanderdoc"
             },
             {
+               "drilldown" : "Yary Hluchan",
                "name" : "Yary Hluchan",
-               "y" : 2,
-               "drilldown" : "Yary Hluchan"
+               "y" : 2
             }
          ]
       }
    ],
+   "subtitle" : {
+      "text" : "[Champions: 19] Last updated at 2020-08-05 03:43:45 GMT"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge - 072"
+   },
+   "chart" : {
+      "type" : "column"
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "Andrew Shitov",
             "name" : "Andrew Shitov",
+            "id" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
@@ -130,24 +131,24 @@
             ]
          },
          {
-            "name" : "Duncan C. White",
             "id" : "Duncan C. White",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Duncan C. White"
          },
          {
             "name" : "E. Choroba",
-            "id" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "E. Choroba"
          },
          {
             "data" : [
@@ -156,22 +157,20 @@
                   2
                ]
             ],
-            "name" : "Jan Krnavek",
-            "id" : "Jan Krnavek"
+            "id" : "Jan Krnavek",
+            "name" : "Jan Krnavek"
          },
          {
             "name" : "Jason Messer",
-            "id" : "Jason Messer",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "id" : "Jason Messer"
          },
          {
-            "id" : "Javier Luque",
-            "name" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -185,17 +184,19 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Javier Luque",
+            "name" : "Javier Luque"
          },
          {
             "name" : "Jorg Sommrey",
-            "id" : "Jorg Sommrey",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Jorg Sommrey"
          },
          {
             "data" : [
@@ -208,20 +209,21 @@
                   2
                ]
             ],
-            "name" : "Luca Ferrari",
-            "id" : "Luca Ferrari"
+            "id" : "Luca Ferrari",
+            "name" : "Luca Ferrari"
          },
          {
             "id" : "Mark Anderson",
-            "name" : "Mark Anderson",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Mark Anderson"
          },
          {
+            "id" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -232,10 +234,10 @@
                   2
                ]
             ],
-            "name" : "Mohammad S Anwar",
-            "id" : "Mohammad S Anwar"
+            "name" : "Mohammad S Anwar"
          },
          {
+            "id" : "Myoungjin Jeon",
             "data" : [
                [
                   "Perl",
@@ -246,8 +248,7 @@
                   2
                ]
             ],
-            "name" : "Myoungjin Jeon",
-            "id" : "Myoungjin Jeon"
+            "name" : "Myoungjin Jeon"
          },
          {
             "name" : "Niels van Dijke",
@@ -260,6 +261,8 @@
             ]
          },
          {
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -269,32 +272,29 @@
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Roger Bell_West",
-            "name" : "Roger Bell_West"
+            ]
          },
          {
-            "id" : "Simon Miner",
             "name" : "Simon Miner",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Simon Miner"
          },
          {
+            "name" : "Simon Proctor",
+            "id" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Simon Proctor",
-            "id" : "Simon Proctor"
+            ]
          },
          {
-            "name" : "Ulrich Rieke",
             "id" : "Ulrich Rieke",
             "data" : [
                [
@@ -305,21 +305,34 @@
                   "Raku",
                   2
                ]
+            ],
+            "name" : "Ulrich Rieke"
+         },
+         {
+            "name" : "Walt Mankowski",
+            "id" : "Walt Mankowski",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
             ]
          },
          {
-            "id" : "Wanderdoc",
             "name" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Wanderdoc"
          },
          {
-            "name" : "Yary Hluchan",
-            "id" : "Yary Hluchan",
             "data" : [
                [
                   "Perl",
@@ -329,26 +342,32 @@
                   "Raku",
                   1
                ]
-            ]
+            ],
+            "id" : "Yary Hluchan",
+            "name" : "Yary Hluchan"
          }
       ]
    },
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
-         }
-      }
+   "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/>"
    },
    "xAxis" : {
       "type" : "category"
    },
-   "title" : {
-      "text" : "Perl Weekly Challenge - 072"
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
    },
-   "subtitle" : {
-      "text" : "[Champions: 18] Last updated at 2020-08-04 18:27:19 GMT"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 90d0de5c9f..916c741899 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,35 +1,36 @@
 {
+   "chart" : {
+      "type" : "column"
+   },
    "yAxis" : {
       "title" : {
          "text" : null
       },
       "min" : 0
    },
-   "legend" : {
-      "enabled" : "false"
-   },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-08-04 18:27:19 GMT"
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      },
+      "type" : "category"
    },
    "series" : [
       {
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               856
+               857
             ],
             [
                "Perl",
-               2961
+               2963
             ],
             [
                "Raku",
@@ -37,27 +38,26 @@
             ]
          ],
          "dataLabels" : {
-            "align" : "right",
-            "color" : "#FFFFFF",
             "style" : {
                "fontFamily" : "Verdana, sans-serif",
                "fontSize" : "13px"
             },
             "y" : 10,
+            "align" : "right",
+            "color" : "#FFFFFF",
             "enabled" : "true",
-            "rotation" : -90,
-            "format" : "{point.y:.0f}"
-         },
-         "name" : "Contributions"
-      }
-   ],
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
+            "format" : "{point.y:.0f}",
+            "rotation" : -90
          }
       }
+   ],
+   "legend" : {
+      "enabled" : "false"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-08-05 03:43:45 GMT"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index c0bb7a0044..d90babd89f 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,25 +1,25 @@
 {
-   "legend" : {
-      "enabled" : "false"
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
    },
    "yAxis" : {
       "title" : {
          "text" : "Total Solutions"
       }
    },
-   "chart" : {
-      "type" : "column"
-   },
    "tooltip" : {
       "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>",
-      "headerFormat" : "<span style=\"font-size:11px\"></span>",
-      "followPointer" : "true"
-   },
-   "subtitle" : {
-      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-08-04 18:27:19 GMT"
+      "followPointer" : "true",
+      "headerFormat" : "<span style=\"font-size:11px\"></span>"
    },
-   "title" : {
-      "text" : "Perl Weekly Challenge Language"
+   "xAxis" : {
+      "type" : "category"
    },
    "drilldown" : {
       "series" : [
@@ -42,7 +42,6 @@
             ]
          },
          {
-            "name" : "002",
             "id" : "002",
             "data" : [
                [
@@ -57,7 +56,8 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "name" : "002"
          },
          {
             "data" : [
@@ -79,7 +79,6 @@
          },
          {
             "name" : "004",
-            "id" : "004",
             "data" : [
                [
                   "Perl",
@@ -93,9 +92,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "004"
          },
          {
+            "name" : "005",
+            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -109,13 +111,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "005",
-            "id" : "005"
+            ]
          },
          {
-            "id" : "006",
-            "name" : "006",
             "data" : [
                [
                   "Perl",
@@ -129,11 +127,12 @@
                   "Blog",
                   7
                ]
-            ]
+            ],
+            "id" : "006",
+            "name" : "006"
          },
          {
             "name" : "007",
-            "id" : "007",
             "data" : [
                [
                   "Perl",
@@ -147,9 +146,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "007"
          },
          {
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -164,10 +165,11 @@
                   12
                ]
             ],
-            "name" : "008",
-            "id" : "008"
+            "name" : "008"
          },
          {
+            "name" : "009",
+            "id" : "009",
             "data" : [
                [
                   "Perl",
@@ -181,9 +183,7 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "009",
-            "id" : "009"
+            ]
          },
          {
             "data" : [
@@ -204,8 +204,6 @@
             "name" : "010"
          },
          {
-            "name" : "011",
-            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -219,11 +217,11 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "011",
+            "name" : "011"
          },
          {
-            "id" : "012",
-            "name" : "012",
             "data" : [
                [
                   "Perl",
@@ -237,11 +235,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "012",
+            "name" : "012"
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-            "name" : "013",
-            "id" : "013",
             "data" : [
                [
                   "Perl",
@@ -255,11 +253,11 @@
                   "Blog",
                   13
                ]
-            ]
+            ],
+            "id" : "013",
+            "name" : "013"
          },
          {
-            "id" : "014",
-            "name" : "014",
             "data" : [
                [
                   "Perl",
@@ -273,7 +271,9 @@
                   "Blog",
                   15
                ]
-            ]
+            ],
+            "id" : "014",
+            "name" : "014"
          },
          {
             "data" : [
@@ -290,11 +290,10 @@
                   15
                ]
             ],
-            "name" : "015",
-            "id" : "015"
+            "id" : "015",
+            "name" : "015"
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-            "name" : "016",
             "id" : "016",
             "data" : [
                [
@@ -309,11 +308,10 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "016"
          },
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-            "name" : "017",
-            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -327,11 +325,13 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "017",
+            "name" : "017"
          },
          {
-            "id" : "018",
             "name" : "018",
+            "id" : "018",
             "data" : [
                [
                   "Perl",
@@ -348,6 +348,7 @@
             ]
          },
          {
+            "id" : "019",
             "data" : [
                [
                   "Perl",
@@ -362,10 +363,11 @@
                   13
                ]
             ],
-            "id" : "019",
             "name" : "019"
          },
          {
+            "name" : "020",
+            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -379,11 +381,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "020",
-            "id" : "020"
+            ]
          },
          {
+            "name" : "021",
+            "id" : "021",
             "data" : [
                [
                   "Perl",
@@ -397,9 +399,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "021",
-            "id" : "021"
+            ]
          },
          {
             "data" : [
@@ -416,10 +416,12 @@
                   10
                ]
             ],
-            "name" : "022",
-            "id" : "022"
+            "id" : "022",
+            "name" : "022"
          },
          {
+            "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -433,13 +435,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "023",
-            "id" : "023"
+            ]
          },
          {
-            "id" : "024",
-            "name" : "024",
             "data" : [
                [
                   "Perl",
@@ -453,11 +451,11 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "024",
+            "name" : "024"
          },
          {
-            "name" : "025",
-            "id" : "025",
             "data" : [
                [
                   "Perl",
@@ -471,9 +469,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "025",
+            "name" : "025"
          },
          {
+            "name" : "026",
             "data" : [
                [
                   "Perl",
@@ -488,12 +489,10 @@
                   10
                ]
             ],
-            "name" : "026",
             "id" : "026"
          },
          {
             "id" : "027",
-            "name" : "027",
             "data" : [
                [
                   "Perl",
@@ -507,7 +506,8 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "027"
          },
          {
             "data" : [
@@ -524,12 +524,10 @@
                   9
                ]
             ],
-            "name" : "028",
-            "id" : "028"
+            "id" : "028",
+            "name" : "028"
          },
          {
-            "id" : "029",
-            "name" : "029",
             "data" : [
                [
                   "Perl",
@@ -543,7 +541,9 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "id" : "029",
+            "name" : "029"
          },
          {
             "name" : "030",
@@ -564,6 +564,7 @@
             ]
          },
          {
+            "id" : "031",
             "data" : [
                [
                   "Perl",
@@ -578,11 +579,9 @@
                   9
                ]
             ],
-            "id" : "031",
             "name" : "031"
          },
          {
-            "id" : "032",
             "name" : "032",
             "data" : [
                [
@@ -597,9 +596,12 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "032"
          },
          {
+            "name" : "033",
+            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -613,11 +615,11 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "033",
-            "id" : "033"
+            ]
          },
          {
+            "name" : "034",
+            "id" : "034",
             "data" : [
                [
                   "Perl",
@@ -631,12 +633,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "034",
-            "id" : "034"
+            ]
          },
          {
-            "id" : "035",
             "name" : "035",
             "data" : [
                [
@@ -651,11 +650,10 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "035"
          },
          {
-            "id" : "036",
-            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -669,9 +667,12 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "id" : "036",
+            "name" : "036"
          },
          {
+            "id" : "037",
             "data" : [
                [
                   "Perl",
@@ -686,11 +687,9 @@
                   9
                ]
             ],
-            "name" : "037",
-            "id" : "037"
+            "name" : "037"
          },
          {
-            "name" : "038",
             "id" : "038",
             "data" : [
                [
@@ -705,9 +704,12 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "038"
          },
          {
+            "name" : "039",
+            "id" : "039",
             "data" : [
                [
                   "Perl",
@@ -721,9 +723,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "id" : "039