- Added solutions by Ulrich Rieke.

19 files changed, 1093 insertions, 899 deletions

diff --git a/challenge-083/ulrich-rieke/cpp/ch-1.cpp b/challenge-083/ulrich-rieke/cpp/ch-1.cpp
new file mode 100644
index 0000000000..e682ce543c
--- /dev/null
+++ b/challenge-083/ulrich-rieke/cpp/ch-1.cpp
@@ -0,0 +1,27 @@
+#include <string>
+#include <vector>
+#include <iostream>
+#include <algorithm>
+
+std::vector<std::string> splitString( const std::string & line , char sep) {
+  std::vector<std::string> words ;
+  std::string::size_type oldpos = 0 ;
+  std::string::size_type newpos ;
+  do {
+      newpos = line.find_first_of( sep , oldpos ) ;
+      words.push_back( line.substr( oldpos, newpos - oldpos ) ) ;
+      oldpos = newpos + 1 ;
+  } while ( newpos != std::string::npos ) ;
+  return words ;
+}
+
+int main( int argc, char * argv[] ) {
+  std::string theLine ( argv[ 1 ] ) ;
+  int len = 0 ;
+  std::vector<std::string> theWords = splitString( theLine , ' ' ) ;
+  int wordsSize = theWords.size( ) ;
+  for ( int i = 1 ; i < wordsSize - 1 ; i++ )
+      len += theWords[ i ].length( ) ;
+  std::cout << len << std::endl ;
+  return 0 ;
+}
diff --git a/challenge-083/ulrich-rieke/haskell/ch-1.hs b/challenge-083/ulrich-rieke/haskell/ch-1.hs
new file mode 100644
index 0000000000..57a5a414a9
--- /dev/null
+++ b/challenge-083/ulrich-rieke/haskell/ch-1.hs
@@ -0,0 +1,8 @@
+module Challenge083
+  where
+
+solution :: String -> Int
+solution str = sum $ map length myArray
+  where
+      myArray :: [String]
+      myArray = init $ drop 1 $ words str
diff --git a/challenge-083/ulrich-rieke/haskell/ch-2.hs b/challenge-083/ulrich-rieke/haskell/ch-2.hs
new file mode 100644
index 0000000000..910d6e7110
--- /dev/null
+++ b/challenge-083/ulrich-rieke/haskell/ch-2.hs
@@ -0,0 +1,18 @@
+module Challenge083_2
+  where
+import Data.List ( subsequences )
+
+solution :: [Int] -> Int
+solution list = secondpart - firstpart
+  where
+      theSum :: Int
+      theSum = sum list
+      limit :: Int
+      limit = div theSum 2
+      smaller :: [ Int ]
+      smaller = filter ( limit >= ) list
+      firstpart :: Int
+      firstpart = if elem limit smaller then limit else maximum $ filter
+      ( limit >= ) $ map sum $ subsequences smaller
+      secondpart :: Int
+      secondpart = theSum - firstpart
diff --git a/challenge-083/ulrich-rieke/perl/ch-1.pl b/challenge-083/ulrich-rieke/perl/ch-1.pl
new file mode 100644
index 0000000000..afa65a61ff
--- /dev/null
+++ b/challenge-083/ulrich-rieke/perl/ch-1.pl
@@ -0,0 +1,10 @@
+#!/usr/bin/perl ;
+use strict ;
+use warnings ;
+use feature 'say' ;
+
+my $S = $ARGV[ 0 ] ;
+my @words = split /\s+/ , $S ;
+my $innerlength = 0 ;
+map { $innerlength += length $_ } @words[1 .. $#words - 1] ;
+say $innerlength ;
diff --git a/challenge-083/ulrich-rieke/perl/ch-2.pl b/challenge-083/ulrich-rieke/perl/ch-2.pl
new file mode 100644
index 0000000000..b38b5dc70a
--- /dev/null
+++ b/challenge-083/ulrich-rieke/perl/ch-2.pl
@@ -0,0 +1,60 @@
+#!/usr/bin/perl ;
+use strict ;
+use warnings ;
+use feature 'say' ;
+use List::Util qw( first sum ) ;
+use Algorithm::Combinatorics qw( combinations ) ;
+
+sub enterArray {
+  my @numbers ;
+  print "Enter a number ( end to end ) :\n" ;
+  my $number = <STDIN> ;
+  chomp $number ;
+  while ( $number ne "end" ) {
+      if ( $number =~ /\d+/ ) {
+    push( @numbers, $number ) ;
+      }
+      print "Enter a number ( end to end ) :\n" ;
+      $number = <STDIN> ;
+      chomp $number ;
+  }
+  return @numbers ;
+}
+
+my @array = enterArray( ) ;
+#the basic idea and algorithm is: to flip the signs of numbers in the
+#array in order to bring the array sum close to zero we try to find
+#numbers or combinations of numbers in the array that add up to half
+#the array sum. If we flip the signs of those numbers and add the rest
+#the sum of the entire array is close to zero.
+#the sum of all those numbers whose signs would have to be flipped is
+#called $firstPart, the sum of the others $secondPart. Their difference
+#is the solution
+my $total = sum @array ;
+my $limit = int( $total / 2 ) ;
+my $firstPart ;
+my $secondPart ;
+my @smaller = sort { $a <=> $b } grep { $_ <= $limit } @array ;
+if ( $smaller[-1] == $limit ) { #one number approximates half the array sum
+  $firstPart = $limit ;
+}
+else {
+  my $len = scalar @smaller ;
+  if ( $len == 2 ) {
+      $firstPart = $smaller[ 0 ] + $smaller[ 1 ] ;
+  }
+  else { #length of array smaller is > 2 , we ignore only 1 number
+      my @combisums ; #we collect the sums of all combinations here
+      for my $i ( 2 .. $len ) {
+    my $iter = combinations(\@smaller , $i ) ;
+    while ( my $p = $iter->next ) {
+        push @combisums, sum @$p ;
+    }
+      }
+      my @sorted = sort { $a <=> $b } @combisums ;
+      $firstPart = first { $_ <= $limit } @sorted ;
+  }
+}
+$secondPart = $total - $firstPart ;
+my $diff = $secondPart - $firstPart ;
+say $diff ;
diff --git a/challenge-083/ulrich-rieke/raku/ch-1.raku b/challenge-083/ulrich-rieke/raku/ch-1.raku
new file mode 100644
index 0000000000..14ee538aab
--- /dev/null
+++ b/challenge-083/ulrich-rieke/raku/ch-1.raku
@@ -0,0 +1,9 @@
+use v6 ;
+
+sub MAIN( Str $S ) {
+  my @words = $S.words ;
+  my $arraylen = @words.elems ;
+  my $stringlen = 0 ;
+  @words[1..$arraylen - 2].map( {$stringlen += $_.chars } ) ;
+  say $stringlen ;
+}
diff --git a/challenge-083/ulrich-rieke/raku/ch-2.raku b/challenge-083/ulrich-rieke/raku/ch-2.raku
new file mode 100644
index 0000000000..176cb53aa1
--- /dev/null
+++ b/challenge-083/ulrich-rieke/raku/ch-2.raku
@@ -0,0 +1,43 @@
+use v6 ;
+
+#compute the sum of the array and find a combination of all those
+#numbers that add up to half the arraysum. If we flip their signs
+#the array sum will be close to 0
+
+sub enterArray( ) {
+  my @array ;
+  my $line = prompt "Enter an integer ( -1 to end ) : " ;
+  while ( $line != -1 ) {
+      @array.push( $line ) ;
+      $line = prompt "Next number : " ;
+  }
+  return @array ;
+}
+my @array = enterArray( ) ;
+my $arraysum = [+] @array ;
+my $limit = $arraysum div 2 ;
+my $firstpart ;
+my $secondpart ;
+my @smaller = @array.grep( { $_ <= $limit } ) ;
+my @sorted = @smaller.sort( { $^a <=> $^b } ) ;
+if ( @sorted[*-1] == $limit ) {
+  $firstpart = $limit ;
+}
+else {
+  my $len = @smaller.elems ;
+  if ( $len == 2 ) {
+      $firstpart = [+] @smaller ;
+  }
+  else {
+      my @combisums ;
+      for ( 2..$len) -> $i {
+    for ( @smaller.combinations( $i )) -> $seq {
+        @combisums.push( sum $seq ) ;
+    }
+      }
+      my @sorted = @combisums.sort( { $^a <=> $^b } ) ;
+      $firstpart = @sorted.first: * <= $limit ;
+  }
+}
+$secondpart = $arraysum - $firstpart ;
+say "{ $secondpart - $firstpart }" ;
diff --git a/stats/pwc-current.json b/stats/pwc-current.json
index bb3f233cfe..732eed8dae 100644
--- a/stats/pwc-current.json
+++ b/stats/pwc-current.json
@@ -1,37 +1,28 @@
 {
-   "plotOptions" : {
-      "series" : {
-         "borderWidth" : 0,
-         "dataLabels" : {
-            "format" : "{point.y}",
-            "enabled" : 1
-         }
-      }
-   },
-   "chart" : {
-      "type" : "column"
+   "legend" : {
+      "enabled" : 0
    },
    "drilldown" : {
       "series" : [
          {
             "id" : "Alexander Pankoff",
+            "name" : "Alexander Pankoff",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Alexander Pankoff"
+            ]
          },
          {
+            "id" : "Andrew Shitov",
             "name" : "Andrew Shitov",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ],
-            "id" : "Andrew Shitov"
+            ]
          },
          {
             "name" : "Cristina Heredia",
@@ -44,27 +35,26 @@
             "id" : "Cristina Heredia"
          },
          {
+            "id" : "Dave Cross",
+            "name" : "Dave Cross",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "Dave Cross",
-            "name" : "Dave Cross"
+            ]
          },
          {
-            "id" : "Dave Jacoby",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Dave Jacoby"
+            "name" : "Dave Jacoby",
+            "id" : "Dave Jacoby"
          },
          {
-            "name" : "Flavio Poletti",
             "id" : "Flavio Poletti",
             "data" : [
                [
@@ -75,31 +65,30 @@
                   "Blog",
                   2
                ]
-            ]
+            ],
+            "name" : "Flavio Poletti"
          },
          {
+            "id" : "James Smith",
             "name" : "James Smith",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "id" : "James Smith"
+            ]
          },
          {
-            "id" : "Jose Luis",
             "data" : [
                [
                   "Perl",
                   2
                ]
             ],
-            "name" : "Jose Luis"
+            "name" : "Jose Luis",
+            "id" : "Jose Luis"
          },
          {
-            "name" : "Julio de Castro",
-            "id" : "Julio de Castro",
             "data" : [
                [
                   "Perl",
@@ -109,27 +98,29 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Julio de Castro",
+            "id" : "Julio de Castro"
          },
          {
-            "id" : "Kang-min Liu",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Kang-min Liu"
+            "name" : "Kang-min Liu",
+            "id" : "Kang-min Liu"
          },
          {
             "id" : "Lars Thegler",
+            "name" : "Lars Thegler",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Lars Thegler"
+            ]
          },
          {
             "id" : "Mark Anderson",
@@ -142,18 +133,16 @@
             "name" : "Mark Anderson"
          },
          {
-            "id" : "Markus Holzer",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Markus Holzer"
+            "name" : "Markus Holzer",
+            "id" : "Markus Holzer"
          },
          {
-            "name" : "Myoungjin Jeon",
-            "id" : "Myoungjin Jeon",
             "data" : [
                [
                   "Raku",
@@ -163,17 +152,19 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "name" : "Myoungjin Jeon",
+            "id" : "Myoungjin Jeon"
          },
          {
-            "name" : "Niels van Dijke",
-            "id" : "Niels van Dijke",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "name" : "Niels van Dijke",
+            "id" : "Niels van Dijke"
          },
          {
             "data" : [
@@ -182,41 +173,40 @@
                   2
                ]
             ],
-            "id" : "Nuno Vieira",
-            "name" : "Nuno Vieira"
+            "name" : "Nuno Vieira",
+            "id" : "Nuno Vieira"
          },
          {
-            "name" : "PJ Durai",
-            "id" : "PJ Durai",
             "data" : [
                [
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "PJ Durai",
+            "id" : "PJ Durai"
          },
          {
             "id" : "Pete Houston",
+            "name" : "Pete Houston",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ],
-            "name" : "Pete Houston"
+            ]
          },
          {
+            "id" : "Philip Hood",
+            "name" : "Philip Hood",
             "data" : [
                [
                   "Perl",
                   1
                ]
-            ],
-            "id" : "Philip Hood",
-            "name" : "Philip Hood"
+            ]
          },
          {
-            "name" : "Roger Bell_West",
             "id" : "Roger Bell_West",
             "data" : [
                [
@@ -227,20 +217,21 @@
                   "Raku",
                   2
                ]
-            ]
+            ],
+            "name" : "Roger Bell_West"
          },
          {
             "name" : "Shawn Wagner",
-            "id" : "Shawn Wagner",
             "data" : [
                [
                   "Perl",
                   2
                ]
-            ]
+            ],
+            "id" : "Shawn Wagner"
          },
          {
-            "name" : "Simon Green",
+            "id" : "Simon Green",
             "data" : [
                [
                   "Perl",
@@ -251,31 +242,45 @@
                   1
                ]
             ],
-            "id" : "Simon Green"
+            "name" : "Simon Green"
          },
          {
-            "id" : "Simon Proctor",
+            "name" : "Simon Proctor",
             "data" : [
                [
                   "Raku",
                   2
                ]
             ],
-            "name" : "Simon Proctor"
+            "id" : "Simon Proctor"
          },
          {
+            "id" : "Steven Wilson",
             "data" : [
                [
                   "Perl",
                   1
                ]
             ],
-            "id" : "Steven Wilson",
             "name" : "Steven Wilson"
          },
          {
-            "name" : "Vinod Kumar K",
+            "data" : [
+               [
+                  "Perl",
+                  2
+               ],
+               [
+                  "Raku",
+                  2
+               ]
+            ],
+            "name" : "Ulrich Rieke",
+            "id" : "Ulrich Rieke"
+         },
+         {
             "id" : "Vinod Kumar K",
+            "name" : "Vinod Kumar K",
             "data" : [
                [
                   "Perl",
@@ -285,7 +290,6 @@
          },
          {
             "name" : "Walt Mankowski",
-            "id" : "Walt Mankowski",
             "data" : [
                [
                   "Perl",
@@ -295,13 +299,39 @@
                   "Blog",
                   1
                ]
-            ]
+            ],
+            "id" : "Walt Mankowski"
          }
       ]
    },
    "title" : {
       "text" : "Perl Weekly Challenge - 083"
    },
+   "xAxis" : {
+      "type" : "category"
+   },
+   "yAxis" : {
+      "title" : {
+         "text" : "Total Solutions"
+      }
+   },
+   "plotOptions" : {
+      "series" : {
+         "dataLabels" : {
+            "format" : "{point.y}",
+            "enabled" : 1
+         },
+         "borderWidth" : 0
+      }
+   },
+   "tooltip" : {
+      "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/>",
+      "followPointer" : 1
+   },
+   "subtitle" : {
+      "text" : "[Champions: 27] Last updated at 2020-10-21 22:28:07 GMT"
+   },
    "series" : [
       {
          "data" : [
@@ -311,79 +341,79 @@
                "drilldown" : "Alexander Pankoff"
             },
             {
-               "y" : 2,
                "name" : "Andrew Shitov",
-               "drilldown" : "Andrew Shitov"
+               "drilldown" : "Andrew Shitov",
+               "y" : 2
             },
             {
-               "drilldown" : "Cristina Heredia",
                "y" : 1,
+               "drilldown" : "Cristina Heredia",
                "name" : "Cristina Heredia"
             },
             {
-               "y" : 2,
+               "drilldown" : "Dave Cross",
                "name" : "Dave Cross",
-               "drilldown" : "Dave Cross"
+               "y" : 2
             },
             {
                "y" : 2,
-               "name" : "Dave Jacoby",
-               "drilldown" : "Dave Jacoby"
+               "drilldown" : "Dave Jacoby",
+               "name" : "Dave Jacoby"
             },
             {
-               "name" : "Flavio Poletti",
                "y" : 4,
+               "name" : "Flavio Poletti",
                "drilldown" : "Flavio Poletti"
             },
             {
-               "name" : "James Smith",
                "y" : 2,
+               "name" : "James Smith",
                "drilldown" : "James Smith"
             },
             {
-               "drilldown" : "Jose Luis",
                "name" : "Jose Luis",
+               "drilldown" : "Jose Luis",
                "y" : 2
             },
             {
                "name" : "Julio de Castro",
-               "y" : 4,
-               "drilldown" : "Julio de Castro"
+               "drilldown" : "Julio de Castro",
+               "y" : 4
             },
             {
+               "drilldown" : "Kang-min Liu",
                "name" : "Kang-min Liu",
-               "y" : 2,
-               "drilldown" : "Kang-min Liu"
+               "y" : 2
             },
             {
-               "drilldown" : "Lars Thegler",
+               "y" : 2,
                "name" : "Lars Thegler",
-               "y" : 2
+               "drilldown" : "Lars Thegler"
             },
             {
                "y" : 2,
-               "name" : "Mark Anderson",
-               "drilldown" : "Mark Anderson"
+               "drilldown" : "Mark Anderson",
+               "name" : "Mark Anderson"
             },
             {
+               "drilldown" : "Markus Holzer",
                "name" : "Markus Holzer",
-               "y" : 2,
-               "drilldown" : "Markus Holzer"
+               "y" : 2
             },
             {
                "y" : 3,
-               "name" : "Myoungjin Jeon",
-               "drilldown" : "Myoungjin Jeon"
+               "drilldown" : "Myoungjin Jeon",
+               "name" : "Myoungjin Jeon"
             },
             {
+               "name" : "Niels van Dijke",
                "drilldown" : "Niels van Dijke",
-               "y" : 2,
-               "name" : "Niels van Dijke"
+               "y" : 2
             },
             {
                "drilldown" : "Nuno Vieira",
-               "y" : 2,
-               "name" : "Nuno Vieira"
+               "name" : "Nuno Vieira",
+               "y" : 2
             },
             {
                "y" : 2,
@@ -391,43 +421,48 @@
                "drilldown" : "PJ Durai"
             },
             {
-               "drilldown" : "Pete Houston",
+               "y" : 2,
                "name" : "Pete Houston",
-               "y" : 2
+               "drilldown" : "Pete Houston"
             },
             {
-               "name" : "Philip Hood",
                "y" : 1,
+               "name" : "Philip Hood",
                "drilldown" : "Philip Hood"
             },
             {
-               "drilldown" : "Roger Bell_West",
                "name" : "Roger Bell_West",
+               "drilldown" : "Roger Bell_West",
                "y" : 4
             },
             {
-               "drilldown" : "Shawn Wagner",
                "y" : 2,
-               "name" : "Shawn Wagner"
+               "name" : "Shawn Wagner",
+               "drilldown" : "Shawn Wagner"
             },
             {
                "y" : 3,
-               "name" : "Simon Green",
-               "drilldown" : "Simon Green"
+               "drilldown" : "Simon Green",
+               "name" : "Simon Green"
             },
             {
                "drilldown" : "Simon Proctor",
-               "y" : 2,
-               "name" : "Simon Proctor"
+               "name" : "Simon Proctor",
+               "y" : 2
             },
             {
-               "name" : "Steven Wilson",
                "y" : 1,
-               "drilldown" : "Steven Wilson"
+               "drilldown" : "Steven Wilson",
+               "name" : "Steven Wilson"
+            },
+            {
+               "name" : "Ulrich Rieke",
+               "drilldown" : "Ulrich Rieke",
+               "y" : 4
             },
             {
-               "drilldown" : "Vinod Kumar K",
                "name" : "Vinod Kumar K",
+               "drilldown" : "Vinod Kumar K",
                "y" : 1
             },
             {
@@ -436,27 +471,11 @@
                "drilldown" : "Walt Mankowski"
             }
          ],
-         "colorByPoint" : 1,
-         "name" : "Perl Weekly Challenge - 083"
+         "name" : "Perl Weekly Challenge - 083",
+         "colorByPoint" : 1
       }
    ],
-   "legend" : {
-      "enabled" : 0
-   },
-   "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/>"
-   },
-   "yAxis" : {
-      "title" : {
-         "text" : "Total Solutions"
-      }
-   },
-   "xAxis" : {
-      "type" : "category"
-   },
-   "subtitle" : {
-      "text" : "[Champions: 26] Last updated at 2020-10-21 22:07:14 GMT"
+   "chart" : {
+      "type" : "column"
    }
 }
diff --git a/stats/pwc-language-breakdown-summary.json b/stats/pwc-language-breakdown-summary.json
index 6ddf33a962..b6fee125aa 100644
--- a/stats/pwc-language-breakdown-summary.json
+++ b/stats/pwc-language-breakdown-summary.json
@@ -1,49 +1,12 @@
 {
-   "legend" : {
-      "enabled" : "false"
-   },
    "tooltip" : {
       "pointFormat" : "<b>{point.y:.0f}</b>"
    },
-   "yAxis" : {
-      "min" : 0,
-      "title" : {
-         "text" : null
-      }
-   },
-   "xAxis" : {
-      "labels" : {
-         "style" : {
-            "fontFamily" : "Verdana, sans-serif",
-            "fontSize" : "13px"
-         }
-      },
-      "type" : "category"
-   },
    "subtitle" : {
-      "text" : "Last updated at 2020-10-21 22:07:14 GMT"
-   },
-   "chart" : {
-      "type" : "column"
-   },
-   "title" : {
-      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+      "text" : "Last updated at 2020-10-21 22:28:07 GMT"
    },
    "series" : [
       {
-         "name" : "Contributions",
-         "dataLabels" : {
-            "format" : "{point.y:.0f}",
-            "style" : {
-               "fontFamily" : "Verdana, sans-serif",
-               "fontSize" : "13px"
-            },
-            "enabled" : "true",
-            "align" : "right",
-            "color" : "#FFFFFF",
-            "rotation" : -90,
-            "y" : 10
-         },
          "data" : [
             [
                "Blog",
@@ -51,13 +14,50 @@
             ],
             [
                "Perl",
-               3619
+               3621
             ],
             [
                "Raku",
-               2313
+               2315
             ]
-         ]
+         ],
+         "name" : "Contributions",
+         "dataLabels" : {
+            "enabled" : "true",
+            "y" : 10,
+            "format" : "{point.y:.0f}",
+            "align" : "right",
+            "rotation" : -90,
+            "color" : "#FFFFFF",
+            "style" : {
+               "fontFamily" : "Verdana, sans-serif",
+               "fontSize" : "13px"
+            }
+         }
+      }
+   ],
+   "legend" : {
+      "enabled" : "false"
+   },
+   "xAxis" : {
+      "labels" : {
+         "style" : {
+            "fontSize" : "13px",
+            "fontFamily" : "Verdana, sans-serif"
+         }
+      },
+      "type" : "category"
+   },
+   "title" : {
+      "text" : "Perl Weekly Challenge Contributions [2019 - 2020]"
+   },
+   "yAxis" : {
+      "min" : 0,
+      "title" : {
+         "text" : null
       }
-   ]
+   },
+   "chart" : {
+      "type" : "column"
+   }
 }
diff --git a/stats/pwc-language-breakdown.json b/stats/pwc-language-breakdown.json
index 4b59328326..ab5e90364c 100644
--- a/stats/pwc-language-breakdown.json
+++ b/stats/pwc-language-breakdown.json
@@ -1,63 +1,70 @@
 {
+   "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>"
+   },
+   "subtitle" : {
+      "text" : "Click the columns to drilldown the language breakdown. Last updated at 2020-10-21 22:28:07 GMT"
+   },
    "series" : [
       {
-         "colorByPoint" : "true",
          "name" : "Perl Weekly Challenge Languages",
          "data" : [
             {
-               "y" : 144,
                "name" : "#001",
-               "drilldown" : "001"
+               "drilldown" : "001",
+               "y" : 144
             },
             {
                "drilldown" : "002",
-               "y" : 113,
-               "name" : "#002"
+               "name" : "#002",
+               "y" : 113
             },
             {
-               "name" : "#003",
                "y" : 71,
-               "drilldown" : "003"
+               "drilldown" : "003",
+               "name" : "#003"
             },
             {
-               "drilldown" : "004",
                "y" : 91,
-               "name" : "#004"
+               "name" : "#004",
+               "drilldown" : "004"
             },
             {
                "drilldown" : "005",
-               "y" : 72,
-               "name" : "#005"
+               "name" : "#005",
+               "y" : 72
             },
             {
                "y" : 52,
-               "name" : "#006",
-               "drilldown" : "006"
+               "drilldown" : "006",
+               "name" : "#006"
             },
             {
+               "y" : 59,
                "drilldown" : "007",
-               "name" : "#007",
-               "y" : 59
+               "name" : "#007"
             },
             {
-               "drilldown" : "008",
                "name" : "#008",
+               "drilldown" : "008",
                "y" : 72
             },
             {
+               "drilldown" : "009",
                "name" : "#009",
-               "y" : 70,
-               "drilldown" : "009"
+               "y" : 70
             },
             {
                "drilldown" : "010",
-               "y" : 60,
-               "name" : "#010"
+               "name" : "#010",
+               "y" : 60
             },
             {
+               "name" : "#011",
                "drilldown" : "011",
-               "y" : 79,
-               "name" : "#011"
+               "y" : 79
             },
             {
                "y" : 83,
@@ -65,44 +72,44 @@
                "drilldown" : "012"