- Added solutions by Shahed Nooshmand.

14 files changed, 1002 insertions, 980 deletions

diff --git a/challenge-069/shahed-nooshmand/blog.txt b/challenge-069/shahed-nooshmand/blog.txt
new file mode 100644
index 0000000000..0774a0e5f3
--- /dev/null
+++ b/challenge-069/shahed-nooshmand/blog.txt
@@ -0,0 +1 @@
+https://rafraichisso.ir/2020/07/18/pwc-69
diff --git a/challenge-069/shahed-nooshmand/raku/ch-1.raku b/challenge-069/shahed-nooshmand/raku/ch-1.raku
new file mode 100644
index 0000000000..d0a9e946f5
--- /dev/null
+++ b/challenge-069/shahed-nooshmand/raku/ch-1.raku
@@ -0,0 +1 @@
+($A ^..^ $B).grep: { /^ <[01689]>+ $/ and $_ eq .flip.trans(“69” => “96”) }
diff --git a/challenge-069/shahed-nooshmand/raku/ch-2.raku b/challenge-069/shahed-nooshmand/raku/ch-2.raku
new file mode 100644
index 0000000000..1f908072c9
--- /dev/null
+++ b/challenge-069/shahed-nooshmand/raku/ch-2.raku
@@ -0,0 +1 @@
+“”, { $_ ~ 0 ~ .flip.trans(“01” => “10”) } … *
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index d5f14cdac8..1d4bd2f2e7 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,7 +1,4 @@
 {
-   "chart" : {
-      "type" : "column"
-   },
    "drilldown" : {
       "series" : [
          {
@@ -15,12 +12,10 @@
                   1
                ]
             ],
-            "name" : "Andrew Shitov",
-            "id" : "Andrew Shitov"
+            "id" : "Andrew Shitov",
+            "name" : "Andrew Shitov"
          },
          {
-            "id" : "Arne Sommer",
-            "name" : "Arne Sommer",
             "data" : [
                [
                   "Perl",
@@ -34,20 +29,23 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Arne Sommer",
+            "name" : "Arne Sommer"
          },
          {
+            "id" : "Bartosz Jarzyna",
             "name" : "Bartosz Jarzyna",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Bartosz Jarzyna"
+            ]
          },
          {
             "name" : "Colin Crain",
+            "id" : "Colin Crain",
             "data" : [
                [
                   "Perl",
@@ -61,8 +59,7 @@
                   "Blog",
                   1
                ]
-            ],
-            "id" : "Colin Crain"
+            ]
          },
          {
             "data" : [
@@ -95,7 +92,6 @@
             ]
          },
          {
-            "name" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -110,7 +106,8 @@
                   1
                ]
             ],
-            "id" : "Javier Luque"
+            "id" : "Javier Luque",
+            "name" : "Javier Luque"
          },
          {
             "data" : [
@@ -142,6 +139,7 @@
          },
          {
             "name" : "Luca Ferrari",
+            "id" : "Luca Ferrari",
             "data" : [
                [
                   "Raku",
@@ -151,11 +149,9 @@
                   "Blog",
                   2
                ]
-            ],
-            "id" : "Luca Ferrari"
+            ]
          },
          {
-            "name" : "Mohammad S Anwar",
             "data" : [
                [
                   "Perl",
@@ -170,6 +166,7 @@
                   2
                ]
             ],
+            "name" : "Mohammad S Anwar",
             "id" : "Mohammad S Anwar"
          },
          {
@@ -184,16 +181,15 @@
          },
          {
             "name" : "Pete Houston",
+            "id" : "Pete Houston",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Pete Houston"
+            ]
          },
          {
-            "id" : "Roger Bell_West",
             "data" : [
                [
                   "Perl",
@@ -208,21 +204,36 @@
                   1
                ]
             ],
-            "name" : "Roger Bell_West"
+            "name" : "Roger Bell_West",
+            "id" : "Roger Bell_West"
          },
          {
+            "name" : "Shahed Nooshmand",
+            "id" : "Shahed Nooshmand",
             "data" : [
                [
-                  "Perl",
+                  "Raku",
                   2
                ],
                [
                   "Blog",
                   1
                ]
-            ],
+            ]
+         },
+         {
+            "id" : "Simon Green",
             "name" : "Simon Green",
-            "id" : "Simon Green"
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
+               ]
+            ]
          },
          {
             "data" : [
@@ -249,18 +260,18 @@
             "id" : "Ulrich Rieke"
          },
          {
-            "id" : "Walt Mankowski",
-            "name" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Walt Mankowski",
+            "id" : "Walt Mankowski"
          },
          {
-            "id" : "Wanderdoc",
             "name" : "Wanderdoc",
+            "id" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
@@ -270,97 +281,101 @@
          }
       ]
    },
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "[Champions: 21] Last updated at 2020-07-19 12:43:18 GMT"
+   },
    "legend" : {
       "enabled" : 0
    },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
    "title" : {
       "text" : "Perl Weekly Challenge - 069"
    },
-   "tooltip" : {
-      "followPointer" : 1,
-      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
-      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 20] Last updated at 2020-07-19 12:25:24 GMT"
-   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
          "dataLabels" : {
-            "enabled" : 1,
-            "format" : "{point.y}"
+            "format" : "{point.y}",
+            "enabled" : 1
          }
       }
    },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "tooltip" : {
+      "followPointer" : 1,
+      "headerFormat" : "<span style='font-size:11px'>{series.name}</span><br/>",
+      "pointFormat" : "<span style='color:{point.color}'>{point.name}</span>: <b>{point.y:f}</b><br/>"
+   },
    "series" : [
       {
          "name" : "Perl Weekly Challenge - 069",
+         "colorByPoint" : 1,
          "data" : [
             {
-               "y" : 3,
+               "drilldown" : "Andrew Shitov",
                "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov"
+               "y" : 3
             },
             {
-               "name" : "Arne Sommer",
                "y" : 5,
+               "name" : "Arne Sommer",
                "drilldown" : "Arne Sommer"
             },
             {
-               "y" : 1,
                "name" : "Bartosz Jarzyna",
-               "drilldown" : "Bartosz Jarzyna"
+               "drilldown" : "Bartosz Jarzyna",
+               "y" : 1
             },
             {
+               "name" : "Colin Crain",
                "drilldown" : "Colin Crain",
-               "y" : 5,
-               "name" : "Colin Crain"
+               "y" : 5
             },
             {
+               "drilldown" : "Dave Jacoby",
                "name" : "Dave Jacoby",
-               "y" : 2,
-               "drilldown" : "Dave Jacoby"
+               "y" : 2
             },
             {
-               "drilldown" : "Duncan C. White",
                "y" : 2,
+               "drilldown" : "Duncan C. White",
                "name" : "Duncan C. White"
             },
             {
                "drilldown" : "E. Choroba",
-               "y" : 2,
-               "name" : "E. Choroba"
+               "name" : "E. Choroba",
+               "y" : 2
             },
             {
-               "drilldown" : "Javier Luque",
                "y" : 5,
-               "name" : "Javier Luque"
+               "name" : "Javier Luque",
+               "drilldown" : "Javier Luque"
             },
             {
-               "y" : 2,
+               "drilldown" : "Jorg Sommrey",
                "name" : "Jorg Sommrey",
-               "drilldown" : "Jorg Sommrey"
+               "y" : 2
             },
             {
-               "y" : 5,
                "name" : "Laurent Rosenfeld",
-               "drilldown" : "Laurent Rosenfeld"
+               "drilldown" : "Laurent Rosenfeld",
+               "y" : 5
             },
             {
-               "name" : "Luca Ferrari",
                "y" : 4,
+               "name" : "Luca Ferrari",
                "drilldown" : "Luca Ferrari"
             },
             {
                "name" : "Mohammad S Anwar",
-               "y" : 6,
-               "drilldown" : "Mohammad S Anwar"
+               "drilldown" : "Mohammad S Anwar",
+               "y" : 6
             },
             {
                "y" : 2,
@@ -368,42 +383,46 @@
                "drilldown" : "Niels van Dijke"
             },
             {
+               "name" : "Pete Houston",
                "drilldown" : "Pete Houston",
-               "y" : 1,
-               "name" : "Pete Houston"
+               "y" : 1
             },
             {
-               "name" : "Roger Bell_West",
                "y" : 5,
+               "name" : "Roger Bell_West",
                "drilldown" : "Roger Bell_West"
             },
             {
+               "drilldown" : "Shahed Nooshmand",
+               "name" : "Shahed Nooshmand",
+               "y" : 3
+            },
+            {
                "drilldown" : "Simon Green",
-               "y" : 3,
-               "name" : "Simon Green"
+               "name" : "Simon Green",
+               "y" : 3
             },
             {
-               "drilldown" : "Simon Miner",
                "name" : "Simon Miner",
+               "drilldown" : "Simon Miner",
                "y" : 1
             },
             {
+               "drilldown" : "Ulrich Rieke",
                "name" : "Ulrich Rieke",
-               "y" : 4,
-               "drilldown" : "Ulrich Rieke"
+               "y" : 4
             },
             {
-               "drilldown" : "Walt Mankowski",
                "y" : 2,
+               "drilldown" : "Walt Mankowski",
                "name" : "Walt Mankowski"
             },
             {
-               "drilldown" : "Wanderdoc",
                "y" : 2,
+               "drilldown" : "Wanderdoc",
                "name" : "Wanderdoc"
             }
-         ],
-         "colorByPoint" : 1
+         ]
       }
    ],
    "xAxis" : {
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 7ca53df1a7..8c3f071d22 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -2,33 +2,31 @@
    "legend" : {
       "enabled" : "false"
    },
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "Last updated at 2020-07-19 12:43:18 GMT"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
    "yAxis" : {
       "title" : {
          "text" : null
       },
       "min" : 0
    },
-   "chart" : {
-      "type" : "column"
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
    },
    "series" : [
       {
-         "dataLabels" : {
-            "enabled" : "true",
-            "color" : "#FFFFFF",
-            "align" : "right",
-            "style" : {
-               "fontSize" : "13px",
-               "fontFamily" : "Verdana, sans-serif"
-            },
-            "y" : 10,
-            "rotation" : -90,
-            "format" : "{point.y:.0f}"
-         },
+         "name" : "Contributions",
          "data" : [
             [
                "Blog",
-               817
+               818
             ],
             [
                "Perl",
@@ -36,10 +34,21 @@
             ],
             [
                "Raku",
-               1826
+               1828
             ]
          ],
-         "name" : "Contributions"
+         "dataLabels" : {
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            },
+            "y" : 10,
+            "enabled" : "true",
+            "format" : "{point.y:.0f}",
+            "rotation" : -90,
+            "color" : "#FFFFFF",
+            "align" : "right"
+         }
       }
    ],
    "xAxis" : {
@@ -50,14 +59,5 @@
             "fontSize" : "13px"
          }
       }
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
-   },
-   "subtitle" : {
-      "text" : "Last updated at 2020-07-19 12:25:24 GMT"
-   },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 48afcffbc1..b206094ea1 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,11 +1,28 @@
 {
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-07-19 12:43:18 GMT"
+   },
+   "legend" : {
+      "enabled" : "false"
+   },
    "chart" : {
       "type" : "column"
    },
+   "plotOptions" : {
+      "series" : {
+         "borderWidth" : 0,
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         }
+      }
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
+   },
    "drilldown" : {
       "series" : [
          {
-            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -20,10 +37,10 @@
                   11
                ]
             ],
-            "name" : "001"
+            "name" : "001",
+            "id" : "001"
          },
          {
-            "id" : "002",
             "data" : [
                [
                   "Perl",
@@ -38,11 +55,12 @@
                   10
                ]
             ],
-            "name" : "002"
+            "name" : "002",
+            "id" : "002"
          },
          {
-            "id" : "003",
             "name" : "003",
+            "id" : "003",
             "data" : [
                [
                   "Perl",
@@ -73,11 +91,10 @@
                   10
                ]
             ],
-            "name" : "004",
-            "id" : "004"
+            "id" : "004",
+            "name" : "004"
          },
          {
-            "id" : "005",
             "data" : [
                [
                   "Perl",
@@ -92,7 +109,8 @@
                   12
                ]
             ],
-            "name" : "005"
+            "name" : "005",
+            "id" : "005"
          },
          {
             "data" : [
@@ -131,6 +149,8 @@
             "id" : "007"
          },
          {
+            "name" : "008",
+            "id" : "008",
             "data" : [
                [
                   "Perl",
@@ -144,12 +164,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "008",
-            "id" : "008"
+            ]
          },
          {
-            "name" : "009",
             "data" : [
                [
                   "Perl",
@@ -164,10 +181,10 @@
                   13
                ]
             ],
+            "name" : "009",
             "id" : "009"
          },
          {
-            "name" : "010",
             "data" : [
                [
                   "Perl",
@@ -182,11 +199,12 @@
                   11
                ]
             ],
+            "name" : "010",
             "id" : "010"
          },
          {
-            "id" : "011",
             "name" : "011",
+            "id" : "011",
             "data" : [
                [
                   "Perl",
@@ -203,6 +221,8 @@
             ]
          },
          {
+            "name" : "012",
+            "id" : "012",
             "data" : [
                [
                   "Perl",
@@ -216,11 +236,10 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "012",
-            "id" : "012"
+            ]
          },
          {
+            "name" : "013",
             "id" : "013",
             "data" : [
                [
@@ -235,10 +254,11 @@
                   "Blog",
                   13
                ]
-            ],
-            "name" : "013"
+            ]
          },
          {
+            "name" : "014",
+            "id" : "014",
             "data" : [
                [
                   "Perl",
@@ -252,11 +272,10 @@
                   "Blog",
                   15
                ]
-            ],
-            "name" : "014",
-            "id" : "014"
+            ]
          },
          {
+            "id" : "015",
             "name" : "015",
             "data" : [
                [
@@ -271,10 +290,10 @@
                   "Blog",
                   15
                ]
-            ],
-            "id" : "015"
+            ]
          },
          {
+            "name" : "016",
             "id" : "016",
             "data" : [
                [
@@ -289,12 +308,11 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "016"
+            ]
          },
          {
-            "id" : "017",
             "name" : "017",
+            "id" : "017",
             "data" : [
                [
                   "Perl",
@@ -312,6 +330,7 @@
          },
          {
             "id" : "018",
+            "name" : "018",
             "data" : [
                [
                   "Perl",
@@ -325,8 +344,7 @@
                   "Blog",
                   14
                ]
-            ],
-            "name" : "018"
+            ]
          },
          {
             "id" : "019",
@@ -347,7 +365,6 @@
             ]
          },
          {
-            "id" : "020",
             "data" : [
                [
                   "Perl",
@@ -362,9 +379,12 @@
                   13
                ]
             ],
-            "name" : "020"
+            "name" : "020",
+            "id" : "020"
          },
          {
+            "id" : "021",
+            "name" : "021",
             "data" : [
                [
                   "Perl",
@@ -378,12 +398,9 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "021",
-            "id" : "021"
+            ]
          },
          {
-            "id" : "022",
             "data" : [
                [
                   "Perl",
@@ -398,9 +415,12 @@
                   10
                ]
             ],
-            "name" : "022"
+            "name" : "022",
+            "id" : "022"
          },
          {
+            "name" : "023",
+            "id" : "023",
             "data" : [
                [
                   "Perl",
@@ -414,11 +434,10 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "023",
-            "id" : "023"
+            ]
          },
          {
+            "id" : "024",
             "name" : "024",
             "data" : [
                [
@@ -433,11 +452,11 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "024"
+            ]
          },
          {
             "id" : "025",
+            "name" : "025",
             "data" : [
                [
                   "Perl",
@@ -451,11 +470,9 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "025"
+            ]
          },
          {
-            "id" : "026",
             "data" : [
                [
                   "Perl",
@@ -470,10 +487,10 @@
                   10
                ]
             ],
-            "name" : "026"
+            "name" : "026",
+            "id" : "026"
          },
          {
-            "id" : "027",
             "data" : [
                [
                   "Perl",
@@ -488,9 +505,11 @@
                   9
                ]
             ],
-            "name" : "027"
+            "name" : "027",
+            "id" : "027"
          },
          {
+            "id" : "028",
             "name" : "028",
             "data" : [
                [
@@ -505,8 +524,7 @@
                   "Blog",
                   9
                ]
-            ],
-            "id" : "028"
+            ]
          },
          {
             "data" : [
@@ -527,8 +545,6 @@
             "id" : "029"
          },
          {
-            "id" : "030",
-            "name" : "030",
             "data" : [
                [
                   "Perl",
@@ -542,7 +558,9 @@
                   "Blog",
                   10
                ]
-            ]
+            ],
+            "id" : "030",
+            "name" : "030"
          },
          {
             "data" : [
@@ -559,8 +577,8 @@
                   9
                ]
             ],
-            "name" : "031",
-            "id" : "031"
+            "id" : "031",
+            "name" : "031"
          },
          {
             "id" : "032",
@@ -581,7 +599,6 @@
             ]
          },
          {
-            "id" : "033",
             "data" : [
                [
                   "Perl",
@@ -596,10 +613,10 @@
                   10
                ]
             ],
+            "id" : "033",
             "name" : "033"
          },
          {
-            "name" : "034",
             "data" : [
                [
                   "Perl",
@@ -614,11 +631,10 @@
                   11
                ]
             ],
+            "name" : "034",
             "id" : "034"
          },
          {
-            "id" : "035",
-            "name" : "035",
             "data" : [
                [
                   "Perl",
@@ -632,9 +648,13 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "name" : "035",
+            "id" : "035"
          },
          {
+            "id" : "036",
+            "name" : "036",
             "data" : [
                [
                   "Perl",
@@ -648,13 +668,9 @@
                   "Blog",
                   11
                ]
-            ],
-            "name" : "036",
-            "id" : "036"
+            ]
          },
          {
-            "id" : "037",
-            "name" : "037",
             "data" : [
                [
                   "Perl",
@@ -668,10 +684,13 @@
                   "Blog",
                   9
                ]
-            ]
+            ],
+            "id" : "037",
+            "name" : "037"
          },
          {
             "id" : "038",
+            "name" : "038",
             "data" : [
                [
                   "Perl",
@@ -685,8 +704,7 @@
                   "Blog",
                   12
                ]
-            ],
-            "name" : "038"
+            ]
          },
          {
             "id" : "039",
@@ -707,7 +725,6 @@
             ]
          },
          {
-            "id" : "040",
             "data" : [
                [
                   "Perl",
@@ -722,10 +739,10 @@
                   10
                ]
             ],
-            "name" : "040"
+            "name" : "040",
+            "id" : "040"
          },
          {
-            "id" : "041",
             "data" : [
                [
                   "Perl",
@@ -740,11 +757,10 @@
                   9
                ]
             ],
-            "name" : "041"
+            "name" : "041",
+            "id" : "041"
          },
          {
-            "id" : "042",
-            "name" : "042",
             "data" : [
                [
                   "Perl",
@@ -758,7 +774,9 @@
                   "Blog",
                   11
                ]
-            ]
+            ],
+            "name" : "042",
+            "id" : "042"
          },
          {
             "id" : "043",
@@ -779,7 +797,6 @@
             ]
          },
          {
-            "name" : "044",
             "data" : [
                [
                   "Perl",
@@ -794,10 +811,10 @@
                   11
                ]
             ],
-            "id" : "044"
+            "id" : "044",
+            "name" : "044"
          },
          {
-            "name" : "045",
             "data" : [
                [
                   "Perl",
@@ -812,9 +829,12 @@
                   11
                ]
             ],
-            "id" : "045"
+            "id" : "045",
+            "name" : "045"
          },
          {
+            "name" : "046",
+            "id" : "046",
             "data" : [
                [
                   "Perl",
@@ -828,9 +848,7 @@
                   "Blog",
                   10
                ]
-            ],
-            "name" : "046",
-            "id" : "046"
+            ]
          },
          {
             "id" : "047",
@@ -851,8 +869,6 @@
             ]
          },
          {
-            "id" : "048",
-            "name" : "048",
             "data" : [
                [
                   "Perl",
@@ -866,7 +882,9 @@
                   "Blog",
                   12
                ]
-            ]
+            ],
+            "name" : "048",
+            "id" : "048"
          },
          {
             "id" : "049",
@@ -887,7 +905,6 @@
             ]
          },
          {
-            "id" : "050",
             "data" : [
                [
                   "Perl",
@@ -902,10 +919,10 @@
                   12
                ]
             ],
-            "name" : "050"
+            "name" : "050",
+            "id" : "050"
          },
          {
-            "name" : "051",
             "data" : [
                [
                   "Perl",
@@ -920,9 +937,11 @@
                   11
                ]
             ],
+            "name" : "051",
             "id" : "051"
          },
          {
+            "id" : "052",
             "name" : "052",
             "data" : [
                [
@@ -937,11 +956,9 @@
                   "Blog",
                   14
                ]
-            ],
-            "id" : "052"
+            ]
          },
          {
-            "id" : "053",