- Added solutions by Laurent Rosenfeld.

17 files changed, 948 insertions, 843 deletions

diff --git a/challenge-042/laurent-rosenfeld/blog.txt b/challenge-042/laurent-rosenfeld/blog.txt
new file mode 100644
index 0000000000..d8d48a9580
--- /dev/null
+++ b/challenge-042/laurent-rosenfeld/blog.txt
@@ -0,0 +1 @@
+http://blogs.perl.org/users/laurent_r/2020/01/perl-weekly-challenge-42-octal-numbers-and-balanced-parentheses.html
diff --git a/challenge-042/laurent-rosenfeld/perl/ch-1.sh b/challenge-042/laurent-rosenfeld/perl/ch-1.sh
new file mode 100644
index 0000000000..bf420b3305
--- /dev/null
+++ b/challenge-042/laurent-rosenfeld/perl/ch-1.sh
@@ -0,0 +1 @@
+perl -e 'printf "Decimal: %2d  =  Octal %2o \n", $_, $_ for 0..50;'
diff --git a/challenge-042/laurent-rosenfeld/perl/ch-2.pl b/challenge-042/laurent-rosenfeld/perl/ch-2.pl
new file mode 100644
index 0000000000..2df92feb5a
--- /dev/null
+++ b/challenge-042/laurent-rosenfeld/perl/ch-2.pl
@@ -0,0 +1,23 @@
+#!/usr/bin/perl
+use strict;
+use warnings;
+use feature qw/say/;
+
+sub check_parens {
+    my $expr = shift;
+    my @stack;
+    $expr =~ s/\s+//g; # remove spaces
+    for (split //, $expr) {
+        push @stack, $_ if $_ eq '(';
+        if ($_ eq ')') {
+            return 0 if @stack == 0;
+            pop @stack;
+        }
+    }
+    return scalar @stack == 0 ? 1 : 0;
+}
+
+for ("()", "(  )", "(())", "( ( ))", ")(", "())()", 
+    "((( ( ()))))",  "()()()()", "(())(())") {
+        say "$_: ", check_parens($_) ? "OK" : "Not OK";
+}
diff --git a/challenge-042/laurent-rosenfeld/perl/ch-2a.pl b/challenge-042/laurent-rosenfeld/perl/ch-2a.pl
new file mode 100644
index 0000000000..f233568d8e
--- /dev/null
+++ b/challenge-042/laurent-rosenfeld/perl/ch-2a.pl
@@ -0,0 +1,23 @@
+#!/usr/bin/perl
+use strict;
+use warnings;
+use feature qw/say/;
+
+sub check_parens {
+    my $expr = shift;
+    $expr =~ s/\s+//g; # remove spaces
+    my $count = 0;
+    for (split //, $expr) {
+        $count++ if $_ eq '(';
+        if ($_ eq ')') {
+            return 0 if $count == 0;
+            $count--;
+        }
+    }
+    return $count == 0 ? 1 : 0;
+}
+
+for ("()", "(  )", "(())", "( ( ))", ")(", "())()", 
+    "((( ( ()))))",  "()()()()", "(())(())") {
+        say "$_: ", check_parens($_) ? "OK" : "Not OK";
+}
diff --git a/challenge-042/laurent-rosenfeld/raku/ch-1.sh b/challenge-042/laurent-rosenfeld/raku/ch-1.sh
new file mode 100644
index 0000000000..a4b86defa7
--- /dev/null
+++ b/challenge-042/laurent-rosenfeld/raku/ch-1.sh
@@ -0,0 +1 @@
+perl6 -e 'say "Decimal: $_ \t=  Octal ", .base(8) for 0..50;'
diff --git a/challenge-042/laurent-rosenfeld/raku/ch-2.p6 b/challenge-042/laurent-rosenfeld/raku/ch-2.p6
new file mode 100644
index 0000000000..0537ebb9f2
--- /dev/null
+++ b/challenge-042/laurent-rosenfeld/raku/ch-2.p6
@@ -0,0 +1,13 @@
+use v6;
+
+grammar Parens {
+    token TOP { \s* <paren-expr>+ \s* }
+    token paren-expr { | \s* <paren-pair> \s*
+                       | '(' \s* <paren-expr>+ \s* ')' }
+    token paren-pair { [ '(' \s* ')' ]+ }
+}
+
+for "()", "(  )", "(())", "( ( ))", ")(", "())()", 
+    "((( ( ()))))",  "()()()()", "(())(())" -> $expr {
+    say "$expr - ", Parens.parse($expr) ?? "OK" !! "NOT OK";
+}
diff --git a/challenge-042/laurent-rosenfeld/raku/ch-2a.p6 b/challenge-042/laurent-rosenfeld/raku/ch-2a.p6
new file mode 100644
index 0000000000..468404122e
--- /dev/null
+++ b/challenge-042/laurent-rosenfeld/raku/ch-2a.p6
@@ -0,0 +1,20 @@
+use v6;
+
+sub check-parens (Str $expr) {
+    my @stack;
+    my $s = $expr;
+    $s ~~ s:g/\s+//; # remove spaces;
+    for $s.comb {
+        when '(' { push @stack, $_; }
+        when ')' {
+            say "$expr: NOT OK" and return unless @stack;
+            pop @stack;
+        }
+        default { say $s }
+    }
+    say "$expr: ", @stack.elems ?? "NOT OK" !! "OK";
+}
+for "()", "(  )", "(())", "( ( ))", ")(", "())()", 
+    "((( ( ()))))",  "()()()()", "(())(())" {
+        check-parens($_)
+}
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index 4f0f6738e7..81f94bade1 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,24 +1,30 @@
 {
-   "chart" : {
-      "type" : "column"
+   "xAxis" : {
+      "type" : "category"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
    },
    "series" : [
       {
+         "colorByPoint" : 1,
          "name" : "Perl Weekly Challenge - 042",
          "data" : [
             {
-               "y" : 2,
                "name" : "Alicia Bielsa",
-               "drilldown" : "Alicia Bielsa"
+               "drilldown" : "Alicia Bielsa",
+               "y" : 2
             },
             {
-               "y" : 3,
                "name" : "Arne Sommer",
-               "drilldown" : "Arne Sommer"
+               "drilldown" : "Arne Sommer",
+               "y" : 3
             },
             {
-               "y" : 2,
                "name" : "Daniel Mita",
+               "y" : 2,
                "drilldown" : "Daniel Mita"
             },
             {
@@ -27,33 +33,38 @@
                "drilldown" : "Dave Jacoby"
             },
             {
-               "drilldown" : "Duane Powell",
+               "name" : "Duane Powell",
                "y" : 2,
-               "name" : "Duane Powell"
+               "drilldown" : "Duane Powell"
             },
             {
                "y" : 2,
-               "name" : "E. Choroba",
-               "drilldown" : "E. Choroba"
+               "drilldown" : "E. Choroba",
+               "name" : "E. Choroba"
             },
             {
+               "y" : 2,
                "drilldown" : "Fabrizio Poggi",
-               "name" : "Fabrizio Poggi",
-               "y" : 2
+               "name" : "Fabrizio Poggi"
             },
             {
+               "y" : 5,
                "drilldown" : "Javier Luque",
-               "name" : "Javier Luque",
-               "y" : 5
+               "name" : "Javier Luque"
             },
             {
-               "name" : "Kivanc Yazan",
                "y" : 2,
-               "drilldown" : "Kivanc Yazan"
+               "drilldown" : "Kivanc Yazan",
+               "name" : "Kivanc Yazan"
+            },
+            {
+               "name" : "Laurent Rosenfeld",
+               "y" : 5,
+               "drilldown" : "Laurent Rosenfeld"
             },
             {
-               "drilldown" : "Markus Holzer",
                "name" : "Markus Holzer",
+               "drilldown" : "Markus Holzer",
                "y" : 2
             },
             {
@@ -63,8 +74,8 @@
             },
             {
                "drilldown" : "Peter Scott",
-               "name" : "Peter Scott",
-               "y" : 2
+               "y" : 2,
+               "name" : "Peter Scott"
             },
             {
                "name" : "Roger Bell West",
@@ -72,73 +83,62 @@
                "drilldown" : "Roger Bell West"
             },
             {
-               "drilldown" : "Ruben Westerberg",
+               "name" : "Ruben Westerberg",
                "y" : 4,
-               "name" : "Ruben Westerberg"
+               "drilldown" : "Ruben Westerberg"
             },
             {
-               "drilldown" : "Ryan Thompson",
                "name" : "Ryan Thompson",
+               "drilldown" : "Ryan Thompson",
                "y" : 6
             },
             {
                "name" : "Saif Ahmed",
-               "y" : 2,
-               "drilldown" : "Saif Ahmed"
+               "drilldown" : "Saif Ahmed",
+               "y" : 2
             },
             {
-               "drilldown" : "Simon Proctor",
                "name" : "Simon Proctor",
+               "drilldown" : "Simon Proctor",
                "y" : 2
             },
             {
+               "drilldown" : "Steven Wilson",
                "y" : 1,
-               "name" : "Steven Wilson",
-               "drilldown" : "Steven Wilson"
+               "name" : "Steven Wilson"
             },
             {
                "name" : "Ulrich Rieke",
-               "y" : 2,
-               "drilldown" : "Ulrich Rieke"
+               "drilldown" : "Ulrich Rieke",
+               "y" : 2
             },
             {
-               "y" : 2,
                "name" : "Walt Mankowski",
+               "y" : 2,
                "drilldown" : "Walt Mankowski"
             },
             {
-               "y" : 2,
                "name" : "Wanderdoc",
+               "y" : 2,
                "drilldown" : "Wanderdoc"
             }
-         ],
-         "colorByPoint" : 1
+         ]
       }
    ],
-   "tooltip" : {
-      "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/>",
-      "followPointer" : 1
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "subtitle" : {
-      "text" : "[Champions: 21] Last updated at 2020-01-09 12:14:16 GMT"
+   "legend" : {
+      "enabled" : 0
    },
    "drilldown" : {
       "series" : [
          {
+            "name" : "Alicia Bielsa",
             "id" : "Alicia Bielsa",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Alicia Bielsa"
+            ]
          },
          {
             "id" : "Arne Sommer",
@@ -155,8 +155,8 @@
             "name" : "Arne Sommer"
          },
          {
-            "id" : "Daniel Mita",
             "name" : "Daniel Mita",
+            "id" : "Daniel Mita",
             "data" : [
                [
                   "Raku",
@@ -165,8 +165,8 @@
             ]
          },
          {
-            "id" : "Dave Jacoby",
             "name" : "Dave Jacoby",
+            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
@@ -181,31 +181,31 @@
                   2
                ]
             ],
-            "name" : "Duane Powell",
-            "id" : "Duane Powell"
+            "id" : "Duane Powell",
+            "name" : "Duane Powell"
          },
          {
             "id" : "E. Choroba",
-            "name" : "E. Choroba",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "E. Choroba"
          },
          {
             "id" : "Fabrizio Poggi",
-            "name" : "Fabrizio Poggi",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Fabrizio Poggi"
          },
          {
-            "id" : "Javier Luque",
+            "name" : "Javier Luque",
             "data" : [
                [
                   "Perl",
@@ -220,50 +220,68 @@
                   1
                ]
             ],
-            "name" : "Javier Luque"
+            "id" : "Javier Luque"
          },
          {
             "name" : "Kivanc Yazan",
+            "id" : "Kivanc Yazan",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ]
+            ]
+         },
+         {
+            "id" : "Laurent Rosenfeld",
             "data" : [
                [
                   "Perl",
                   2
+               ],
+               [
+                  "Raku",
+                  2
+               ],
+               [
+                  "Blog",
+                  1
                ]
             ],
-            "id" : "Kivanc Yazan"
+            "name" : "Laurent Rosenfeld"
          },
          {
             "id" : "Markus Holzer",
-            "name" : "Markus Holzer",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Markus Holzer"
          },
          {
-            "name" : "Nazareno Delucca",
+            "id" : "Nazareno Delucca",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "id" : "Nazareno Delucca"
+            "name" : "Nazareno Delucca"
          },
          {
+            "name" : "Peter Scott",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Peter Scott",
             "id" : "Peter Scott"
          },
          {
-            "id" : "Roger Bell West",
+            "name" : "Roger Bell West",
             "data" : [
                [
                   "Perl",
@@ -274,9 +292,11 @@
                   2
                ]
             ],
-            "name" : "Roger Bell West"
+            "id" : "Roger Bell West"
          },
          {
+            "name" : "Ruben Westerberg",
+            "id" : "Ruben Westerberg",
             "data" : [
                [
                   "Perl",
@@ -286,9 +306,7 @@
                   "Raku",
                   2
                ]
-            ],
-            "name" : "Ruben Westerberg",
-            "id" : "Ruben Westerberg"
+            ]
          },
          {
             "id" : "Ryan Thompson",
@@ -310,13 +328,13 @@
          },
          {
             "id" : "Saif Ahmed",
-            "name" : "Saif Ahmed",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Saif Ahmed"
          },
          {
             "name" : "Simon Proctor",
@@ -339,14 +357,14 @@
             "id" : "Steven Wilson"
          },
          {
-            "name" : "Ulrich Rieke",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "id" : "Ulrich Rieke"
+            "id" : "Ulrich Rieke",
+            "name" : "Ulrich Rieke"
          },
          {
             "data" : [
@@ -355,30 +373,35 @@
                   2
                ]
             ],
-            "name" : "Walt Mankowski",
-            "id" : "Walt Mankowski"
+            "id" : "Walt Mankowski",
+            "name" : "Walt Mankowski"
          },
          {
+            "name" : "Wanderdoc",
+            "id" : "Wanderdoc",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Wanderdoc",
-            "id" : "Wanderdoc"
+            ]
          }
       ]
    },
-   "legend" : {
-      "enabled" : 0
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
    "title" : {
       "text" : "Perl Weekly Challenge - 042"
    },
+   "chart" : {
+      "type" : "column"
+   },
+   "tooltip" : {
+      "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/>",
+      "followPointer" : 1
+   },
+   "subtitle" : {
+      "text" : "[Champions: 22] Last updated at 2020-01-09 16:42:34 GMT"
+   },
    "plotOptions" : {
       "series" : {
          "borderWidth" : 0,
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 0318e23783..61e5772305 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,6 +1,12 @@
 {
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontFamily" : "Verdana, sans-serif",
+            "fontSize" : "13px"
+         }
+      },
+      "type" : "category"
    },
    "yAxis" : {
       "min" : 0,
@@ -8,56 +14,50 @@
          "text" : null
       }
    },
-   "tooltip" : {
-      "pointFormat" : "<b>{point.y:.0f}</b>"
-   },
-   "chart" : {
-      "type" : "column"
-   },
    "series" : [
       {
+         "name" : "Contributions",
+         "dataLabels" : {
+            "format" : "{point.y:.0f}",
+            "color" : "#FFFFFF",
+            "style" : {
+               "fontSize" : "13px",
+               "fontFamily" : "Verdana, sans-serif"
+            },
+            "enabled" : "true",
+            "y" : 10,
+            "align" : "right",
+            "rotation" : -90
+         },
          "data" : [
             [
                "Blog",
-               448
+               449
             ],
             [
                "Perl",
-               1719
+               1721
             ],
             [
                "Raku",
-               1036
+               1038
             ]
-         ],
-         "name" : "Contributions",
-         "dataLabels" : {
-            "rotation" : -90,
-            "align" : "right",
-            "y" : 10,
-            "format" : "{point.y:.0f}",
-            "color" : "#FFFFFF",
-            "enabled" : "true",
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            }
-         }
+         ]
       }
    ],
-   "xAxis" : {
-      "type" : "category",
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      }
-   },
    "legend" : {
       "enabled" : "false"
    },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "tooltip" : {
+      "pointFormat" : "<b>{point.y:.0f}</b>"
+   },
    "subtitle" : {
-      "text" : "Last updated at 2020-01-09 12:14:15 GMT"
+      "text" : "Last updated at 2020-01-09 16:42:34 GMT"
    }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 4d6f57e3a3..c849af768d 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,60 +1,77 @@
 {
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
+   "title" : {
+      "text" : "Perl Weekly Challenge Language"
+   },
+   "chart" : {
+      "type" : "column"
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-01-09 16:42:34 GMT"
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "enabled" : 1,
+            "format" : "{point.y}"
+         },
+         "borderWidth" : 0
       }
    },
    "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>",
-      "pointFormat" : "<span style=\"color:{point.color}\">Challenge {point.name}</span>: <b>{point.y:f}</b><br/>"
+      "followPointer" : "true"
    },
-   "chart" : {
-      "type" : "column"
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "xAxis" : {
+      "type" : "category"
    },
    "series" : [
       {
-         "colorByPoint" : "true",
          "data" : [
             {
+               "y" : 140,
                "drilldown" : "001",
-               "name" : "#001",
-               "y" : 140
+               "name" : "#001"
             },
             {
-               "name" : "#002",
                "y" : 109,
-               "drilldown" : "002"
+               "drilldown" : "002",
+               "name" : "#002"
             },
             {
-               "name" : "#003",
                "y" : 71,
-               "drilldown" : "003"
+               "drilldown" : "003",
+               "name" : "#003"
             },
             {
-               "y" : 91,
                "name" : "#004",
+               "y" : 91,
                "drilldown" : "004"
             },
             {
-               "name" : "#005",
+               "drilldown" : "005",
                "y" : 71,
-               "drilldown" : "005"
+               "name" : "#005"
             },
             {
-               "drilldown" : "006",
+               "name" : "#006",
                "y" : 48,
-               "name" : "#006"
+               "drilldown" : "006"
             },
             {
+               "name" : "#007",
                "drilldown" : "007",
-               "y" : 56,
-               "name" : "#007"
+               "y" : 56
             },
             {
-               "drilldown" : "008",
+               "name" : "#008",
                "y" : 70,
-               "name" : "#008"
+               "drilldown" : "008"
             },
             {
                "name" : "#009",
@@ -62,184 +79,180 @@
                "drilldown" : "009"
             },
             {
+               "drilldown" : "010",
                "y" : 60,
-               "name" : "#010",
-               "drilldown" : "010"
+               "name" : "#010"
             },
             {
-               "name" : "#011",
                "y" : 79,
-               "drilldown" : "011"
+               "drilldown" : "011",
+               "name" : "#011"
             },
             {
                "drilldown" : "012",
-               "name" : "#012",
-               "y" : 83
+               "y" : 83,
+               "name" : "#012"
             },
             {
                "y" : 76,
-               "name" : "#013",
-               "drilldown" : "013"
+               "drilldown" : "013",
+               "name" : "#013"
             },
             {
-               "drilldown" : "014",
                "name" : "#014",
-               "y" : 96
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+               "drilldown" : "014"
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-               "drilldown" : "015"
+               "drilldown" : "015",
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+               "drilldown" : "016",
                "name" : "#016"
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-               "drilldown" : "017"
+               "drilldown" : "017",
+               "name" : "#017"
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+               "drilldown" : "018",
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-               "drilldown" : "018"
+               "name" : "#018"
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                "drilldown" : "019",
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                "drilldown" : "020"
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                "y" : 67,
-               "name" : "#021",
-               "drilldown" : "021"
+               "drilldown" : "021",
+               "name" : "#021"
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-               "drilldown" : "022",
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+               "drilldown" : "022"
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                "drilldown" : "023",
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+               "name" : "#023"
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-               "drilldown" : "024"
+               "drilldown" : "024",
+               "y" : 70
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                "drilldown" : "025",
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+               "drilldown" : "026",
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-               "drilldown" : "026"
+               "name" : "#026"
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+               "drilldown" : "027",
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                "drilldown" : "028",
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             },
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-               "drilldown" : "031"
+               "drilldown" : "031",
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             },
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+               "drilldown" : "032",
                "y" : 92,
-               "drilldown" : "032"
+               "name" : "#032"
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                "drilldown" : "033",
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+               "y" : 108,
+               "name" : "#033"
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-               "drilldown" : "034"
+               "drilldown" : "034",
+               "y" : 60
             },
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                "name" : "#035",
+               "y" : 60,
                "drilldown" : "035"
             },
             {
-               "drilldown" : "036",
                "y" : 61,
+               "drilldown" : "036",
                "name" : "#036"
             },
             {
-               "name" : "#037",
+               "drilldown" : "037",
                "y" : 63,
-               "drilldown" : "037"
+               "name" : "#037"
             },
             {
+               "name" : "#038",
                "drilldown" : "038",
-               "y" : 60,
-               "name" : "#038"
+               "y" : 60
             },
             {
                "name" : "#039",
-               "y" : 60,
-               "drilldown" : "039"
+               "drilldown" : "039",
+               "y" : 60
             },
             {
                "drilldown" : "040",
-               "name" : "#040",
-               "y" : 66
+               "y" : 66,
+               "name" : "#040"
             },
             {
-               "drilldown" : "041",
+               "name" : "#041",
                "y" : 67,
-               "name" : "#041"
+               "drilldown" : "041"
             },
             {
                "drilldown" : "042",
-               "name" : "#042",
-               "y" : 53
+               "y" : 58,
+               "name" : "#042"
             }
          ],
-         "name" : "Perl Weekly Challenge Languages"
+         "name" : "Perl Weekly Challenge Languages",
+         "colorByPoint" : "true"
       }
    ],
-   "xAxis" : {
-      "type" : "category"
-   },
-   "legend" : {
-      "enabled" : "false"
-   },
    "drilldown" : {
       "series" : [
          {
             "name" : "001",
+            "id" : "001",
             "data" : [
                [
                   "Perl",
@@ -253,8 +266,7 @@
                   "Blog",
                   11
                ]
-            ],
-            "id" : "001"
+            ]
          },
          {
             "data" : [
@@ -271,1