methods to create toys arrays and hashes
class Array
def self.toy(n=10, &block)
block_given? ? Array.new(n,&block) : Array.new(n) {|i| i+1}
end
end
class Hash
def self.toy(n=10)
Hash[Array.toy(n).zip(Array.toy(n){|c| (96+(c+1)).chr})]
end
end