diff -r 3b9496db3fb9 -r 3390e863d796 progs/catastrophic.rb
--- a/progs/catastrophic.rb	Tue Sep 26 14:07:29 2017 +0100
+++ b/progs/catastrophic.rb	Tue Sep 26 14:08:49 2017 +0100
@@ -2,18 +2,19 @@
 
 nums = (1..1000)
 
-#iterate through the nums 1-100
+#iterate through the nums 1-1000
 nums.each do |i|
 
 	start_time = Time.now
 	string = "a" * i
+
+        #create a new regular expression based on current value of i
 	re_str = "a?" * i + "+" + "a" * i
-	#create a new regular expression based on current value of i
-	
 	re = Regexp.new(re_str)
 
         re.match(string)
-	#if re.match(string)
+
+        #if re.match(string)
 	#	puts "matched string  a * #{i} with regex #{re}"
 	#else
 	#	puts "unmatched string a * #{i} with regex #{re}"