gistfile1.txt

	def extract_with_regex *p_arr
		raise ArgumentError if p_arr.length < 1
		result_s = self.dup

		finds = p_arr.map do |rex|
			result = {}
			result_s.scan(rex) do
				full_length = $&.length
				start = $~.begin(0)
				match = $~
				result[start..start+full_length] = $~
			end
			result 
		end

		intersection = Hash.new { |h,k| h[k] = [] }
		finds.each_with_index do |h1,i1|
			finds.each_with_index do |h2,i2|
				if i1 < i2
					h1.each do |segment1,x|
						h2.each do |segment2,y|
							if segment1.include? segment2.begin
								intersection[i2] << segment2
							end
						end
					end
				end
			end
		end

		intersection.each do |arr_idx,segments|
			segments.each do |seg|
				finds[arr_idx].delete(seg)
			end
		end



	end