Just another update

Task/Sorting-algorithms-Bead-sort/Ruby/sorting-algorithms-bead-sort.rb

@@ -1,11 +1,11 @@
 class Array
   def beadsort
-    map {|e| [1] * e}.columns.columns.map {|e| e.length}
+    map {|e| [1] * e}.columns.columns.map(&:length)
   end
 
   def columns
     y = length
-    x = map {|l| l.length}.max
+    x = map(&:length).max
     Array.new(x) do |row|
       Array.new(y) { |column| self[column][row] }.compact # Remove nils.
     end