gistfile1.txt

NUMBER OF METERS READINGS PER NUMBER OF CUSTOMERS WITH THAT MANY READINGS 

   Number of meter readings   |     Number of customers      

^Cdl.rb:89:in `count': Interrupt
	from dl.rb:89:in `block in list_of_nbr_of_meter_readings_and_customer_ID'
	from dl.rb:88:in `map'
	from dl.rb:88:in `list_of_nbr_of_meter_readings_and_customer_ID'
	from dl.rb:94:in `list_nbr_of_meters_readings'
	from dl.rb:98:in `nbr_of_customers_with_that_many_readings'
	from dl.rb:102:in `block in list_of_unique_nbr_of_meter_readings_and_number_of_customers_with_that_many_readings'
	from dl.rb:102:in `map'
	from dl.rb:102:in `list_of_unique_nbr_of_meter_readings_and_number_of_customers_with_that_many_readings'
	from dl.rb:146:in `show_nbr_of_meters_readings_per_number_of_customers_with_that_many_readings'
	from dl.rb:169:in `<main>'